taxonID	type	format	identifier	references	title	description	created	creator	contributor	publisher	audience	source	license	rightsHolder	datasetID
03CC879FF9559D5CFF6324AD8EE9AE84.taxon	http://purl.org/dc/dcmitype/StillImage	image/png	https://zenodo.org/record/14703538/files/figure.png	https://doi.org/10.5281/zenodo.14703538	FIGURE 4. External view of a specimen collected from Otsuchi Bay, Iwate, identified as Patinapta ooplax (von Marenzeller, 1882) in the present study (one large-size specimen, WMNH-2014-INV-239): A, lateral view, anterior left, dorsal top; B, oralside view of the tentacles; C, outside view of the tentacles.	FIGURE 4. External view of a specimen collected from Otsuchi Bay, Iwate, identified as Patinapta ooplax (von Marenzeller, 1882) in the present study (one large-size specimen, WMNH-2014-INV-239): A, lateral view, anterior left, dorsal top; B, oralside view of the tentacles; C, outside view of the tentacles.	2025-01-13	Yamana, Yusuke;Hirashima, Kentarou;Sato, Masanori;Yamamori, Luna		Zenodo	biologists	Yamana, Yusuke;Hirashima, Kentarou;Sato, Masanori;Yamamori, Luna			
03CC879FF9559D5CFF6324AD8EE9AE84.taxon	http://purl.org/dc/dcmitype/StillImage	image/png	https://zenodo.org/record/14703540/files/figure.png	https://doi.org/10.5281/zenodo.14703540	FIGURE 5. Lateral views of the dissected specimens which identified as Patinapta ooplax (von Marenzeller, 1882) collected from Otsuchi Bay, Iwate (A, middle-size specimen, WMNH-2014-INV-238), and Wakaura Bay, Wakayama (B, small specimen, WMNH-2020-INV-62), respectively. Abbreviations: BCF, band of ciliated funnels; GT, gonad tubule; IC, intestine canal; LM, longitudinal muscle; WT, whitish tubule. Anterior left, left body side upper.	FIGURE 5. Lateral views of the dissected specimens which identified as Patinapta ooplax (von Marenzeller, 1882) collected from Otsuchi Bay, Iwate (A, middle-size specimen, WMNH-2014-INV-238), and Wakaura Bay, Wakayama (B, small specimen, WMNH-2020-INV-62), respectively. Abbreviations: BCF, band of ciliated funnels; GT, gonad tubule; IC, intestine canal; LM, longitudinal muscle; WT, whitish tubule. Anterior left, left body side upper.	2025-01-13	Yamana, Yusuke;Hirashima, Kentarou;Sato, Masanori;Yamamori, Luna		Zenodo	biologists	Yamana, Yusuke;Hirashima, Kentarou;Sato, Masanori;Yamamori, Luna			
03CC879FF9559D5CFF6324AD8EE9AE84.taxon	http://purl.org/dc/dcmitype/StillImage	image/png	https://zenodo.org/record/14703542/files/figure.png	https://doi.org/10.5281/zenodo.14703542	FIGURE 6. Cross sections of whitish tubule with under-side of intestine canal, stained by Hematoxylin and eosin double staining method, extracted from two specimens which identified as Patinapta ooplax (von Marenzeller, 1882) collected from Otsuchi Bay, Iwate (A, middle-size specimen, WMNH-2014-INV-238), and Wakaura Bay, Wakayama (B, small specimen, WMNH- 2020-INV-62), respectively. Abbreviations: IC, intestine canal; WT, whitish tubule. Pale-reddish stained parts were nuclear-less cells (anucleate cells), contrary blue-purplish stained parts were cells with nuclear (cells constructing intestine wall).	FIGURE 6. Cross sections of whitish tubule with under-side of intestine canal, stained by Hematoxylin and eosin double staining method, extracted from two specimens which identified as Patinapta ooplax (von Marenzeller, 1882) collected from Otsuchi Bay, Iwate (A, middle-size specimen, WMNH-2014-INV-238), and Wakaura Bay, Wakayama (B, small specimen, WMNH- 2020-INV-62), respectively. Abbreviations: IC, intestine canal; WT, whitish tubule. Pale-reddish stained parts were nuclear-less cells (anucleate cells), contrary blue-purplish stained parts were cells with nuclear (cells constructing intestine wall).	2025-01-13	Yamana, Yusuke;Hirashima, Kentarou;Sato, Masanori;Yamamori, Luna		Zenodo	biologists	Yamana, Yusuke;Hirashima, Kentarou;Sato, Masanori;Yamamori, Luna			
03CC879FF9559D5CFF6324AD8EE9AE84.taxon	http://purl.org/dc/dcmitype/StillImage	image/png	https://zenodo.org/record/14703544/files/figure.png	https://doi.org/10.5281/zenodo.14703544	FIGURE 7. SEM images of the ossicles extracted from a specimen collected from Otsuchi Bay, Iwate, identified as Patinapta ooplax (von Marenzeller, 1882) in the present study (one large-size specimen, WMNH-2014-INV-239):A, ossicles from tentacle; B, ossicles from mid-dorsal body wall; C, ossicles from mid-dorsal longitudinal muscle; D, ossicles from mid-ventral body wall; E, ossicles from mid-ventral longitudinal muscle.	FIGURE 7. SEM images of the ossicles extracted from a specimen collected from Otsuchi Bay, Iwate, identified as Patinapta ooplax (von Marenzeller, 1882) in the present study (one large-size specimen, WMNH-2014-INV-239):A, ossicles from tentacle; B, ossicles from mid-dorsal body wall; C, ossicles from mid-dorsal longitudinal muscle; D, ossicles from mid-ventral body wall; E, ossicles from mid-ventral longitudinal muscle.	2025-01-13	Yamana, Yusuke;Hirashima, Kentarou;Sato, Masanori;Yamamori, Luna		Zenodo	biologists	Yamana, Yusuke;Hirashima, Kentarou;Sato, Masanori;Yamamori, Luna			
03CC879FF9559D5CFF6324AD8EE9AE84.taxon	http://purl.org/dc/dcmitype/StillImage	image/png	https://zenodo.org/record/14703546/files/figure.png	https://doi.org/10.5281/zenodo.14703546	FIGURE 8. Outer-surface view of calcareous ring plates of three specimens identified as Patinapta ooplax (von Marenzeller, 1882) in the present study.A: Large-size specimen,WMNH-2014-INV-239 (90.5 mm length). B: Middle-size specimen WMNH- 2014-INV-241 (75.3 mm length). C: Small-size specimen, WMNH-2014-INV-240 (56.1 mm length).All collected from Otsuchi Bay, Iwate. Positions of the plates are denoted by Ludwig’s [1889–1892 (1889), p156] system: RI–RV and IR1–IR5 where R and IR stands for positions for radius and interradius, respectively. Hence RI, mid-ventral; RII, left ventral; RIII, right ventral; RIV, left dorsal; RV, right dorsal; and: IR1, left ventral; IR2, right ventral; IR3-IR3’, left dorso-lateral; IR4-IR4’, right dorso-lateral; IR5, mid-dorsal.Anterior top.	FIGURE 8. Outer-surface view of calcareous ring plates of three specimens identified as Patinapta ooplax (von Marenzeller, 1882) in the present study.A: Large-size specimen,WMNH-2014-INV-239 (90.5 mm length). B: Middle-size specimen WMNH- 2014-INV-241 (75.3 mm length). C: Small-size specimen, WMNH-2014-INV-240 (56.1 mm length).All collected from Otsuchi Bay, Iwate. Positions of the plates are denoted by Ludwig’s [1889–1892 (1889), p156] system: RI–RV and IR1–IR5 where R and IR stands for positions for radius and interradius, respectively. Hence RI, mid-ventral; RII, left ventral; RIII, right ventral; RIV, left dorsal; RV, right dorsal; and: IR1, left ventral; IR2, right ventral; IR3-IR3’, left dorso-lateral; IR4-IR4’, right dorso-lateral; IR5, mid-dorsal.Anterior top.	2025-01-13	Yamana, Yusuke;Hirashima, Kentarou;Sato, Masanori;Yamamori, Luna		Zenodo	biologists	Yamana, Yusuke;Hirashima, Kentarou;Sato, Masanori;Yamamori, Luna			
03CC879FF9429D5AFF6327798D28AF11.taxon	http://purl.org/dc/dcmitype/StillImage	image/png	https://zenodo.org/record/14703550/files/figure.png	https://doi.org/10.5281/zenodo.14703550	FIGURE 9. External view of a specimen collected from Sesoko-jima Island, Okinawa, identified as Patinapta taiwaniensis Chao, Rowe & Chang, 1988, in the present study (large-size specimen, WMNH-2016-INV-237): A, lateral view, anterior left, dorsal top; B, oral-side view of the tentacles; C, outside view of the tentacles.	FIGURE 9. External view of a specimen collected from Sesoko-jima Island, Okinawa, identified as Patinapta taiwaniensis Chao, Rowe & Chang, 1988, in the present study (large-size specimen, WMNH-2016-INV-237): A, lateral view, anterior left, dorsal top; B, oral-side view of the tentacles; C, outside view of the tentacles.	2025-01-13	Yamana, Yusuke;Hirashima, Kentarou;Sato, Masanori;Yamamori, Luna		Zenodo	biologists	Yamana, Yusuke;Hirashima, Kentarou;Sato, Masanori;Yamamori, Luna			
03CC879FF9429D5AFF6327798D28AF11.taxon	http://purl.org/dc/dcmitype/StillImage	image/png	https://zenodo.org/record/14703552/files/figure.png	https://doi.org/10.5281/zenodo.14703552	FIGURE 10. SEM images of the ossicles extracted from a specimen collected from Sesoko-jima Island, Okinawa, identified as Patinapta taiwaniensis Chao, Rowe & Chang, 1988, in the present study (one large-size specimen, WMNH-2016-INV-237): A, ossicles from tentacle; B, ossicles from mid-dorsal body wall; C, ossicles from mid-dorsal longitudinal muscle; D, ossicles from mid-ventral body wall; E, ossicles from mid-ventral longitudinal muscle.	FIGURE 10. SEM images of the ossicles extracted from a specimen collected from Sesoko-jima Island, Okinawa, identified as Patinapta taiwaniensis Chao, Rowe & Chang, 1988, in the present study (one large-size specimen, WMNH-2016-INV-237): A, ossicles from tentacle; B, ossicles from mid-dorsal body wall; C, ossicles from mid-dorsal longitudinal muscle; D, ossicles from mid-ventral body wall; E, ossicles from mid-ventral longitudinal muscle.	2025-01-13	Yamana, Yusuke;Hirashima, Kentarou;Sato, Masanori;Yamamori, Luna		Zenodo	biologists	Yamana, Yusuke;Hirashima, Kentarou;Sato, Masanori;Yamamori, Luna			
03CC879FF9429D5AFF6327798D28AF11.taxon	http://purl.org/dc/dcmitype/StillImage	image/png	https://zenodo.org/record/14703554/files/figure.png	https://doi.org/10.5281/zenodo.14703554	FIGURE 11. Outer-surface view of calcareous ring plates of a specimen collected from Sesoko-jima Island, Okinawa, identified as Patinapta taiwaniensis Chao, Rowe & Chang, 1988, in the present study (one large-size specimen, WMNH-2016-INV-237). Positions of the plates denoted by Ludwig’s [1889–1892 (1889), p156] system: RI–RV and IR1–IR5 where R and IR stands for positions for radius and interradius, respectively. Hence RI, mid-ventral; RII, left ventral; RIII, right ventral; RIV, left dorsal; RV, right dorsal; and: IR1, left ventral; IR2, right ventral; IR3-IR3’, left dorso-lateral; IR4-IR4’, right dorso-lateral; IR5, mid-dorsal. Anterior top.	FIGURE 11. Outer-surface view of calcareous ring plates of a specimen collected from Sesoko-jima Island, Okinawa, identified as Patinapta taiwaniensis Chao, Rowe & Chang, 1988, in the present study (one large-size specimen, WMNH-2016-INV-237). Positions of the plates denoted by Ludwig’s [1889–1892 (1889), p156] system: RI–RV and IR1–IR5 where R and IR stands for positions for radius and interradius, respectively. Hence RI, mid-ventral; RII, left ventral; RIII, right ventral; RIV, left dorsal; RV, right dorsal; and: IR1, left ventral; IR2, right ventral; IR3-IR3’, left dorso-lateral; IR4-IR4’, right dorso-lateral; IR5, mid-dorsal. Anterior top.	2025-01-13	Yamana, Yusuke;Hirashima, Kentarou;Sato, Masanori;Yamamori, Luna		Zenodo	biologists	Yamana, Yusuke;Hirashima, Kentarou;Sato, Masanori;Yamamori, Luna			
03CC879FF9449D57FF63217B8936AB73.taxon	http://purl.org/dc/dcmitype/StillImage	image/png	https://zenodo.org/record/14703556/files/figure.png	https://doi.org/10.5281/zenodo.14703556	FIGURE 12. External view of holotype specimen collected from Yoron-jima Island, Kagoshima, described as Patinapta deformis sp. nov., in the present study (specimen WMNH-2015-INV-106): A, lateral view, anterior left, dorsal top; B, oral-side view of the tentacles; C, out-side view of the tentacles.	FIGURE 12. External view of holotype specimen collected from Yoron-jima Island, Kagoshima, described as Patinapta deformis sp. nov., in the present study (specimen WMNH-2015-INV-106): A, lateral view, anterior left, dorsal top; B, oral-side view of the tentacles; C, out-side view of the tentacles.	2025-01-13	Yamana, Yusuke;Hirashima, Kentarou;Sato, Masanori;Yamamori, Luna		Zenodo	biologists	Yamana, Yusuke;Hirashima, Kentarou;Sato, Masanori;Yamamori, Luna			
03CC879FF9449D57FF63217B8936AB73.taxon	http://purl.org/dc/dcmitype/StillImage	image/png	https://zenodo.org/record/14703560/files/figure.png	https://doi.org/10.5281/zenodo.14703560	FIGURE 13. SEM images of the ossicles extracted from a specimen collected from Yoron-jima Island, Kagoshima, described as Patinapta deformis sp. nov., in the present study (holotype specimen, WMNH-2015-INV-106): A, ossicles from tentacle; B, ossicles from mid-dorsal body wall; C, ossicles from mid-dorsal longitudinal muscle; D, ossicles from mid-ventral body wall; E, ossicles from mid-ventral longitudinal muscle.	FIGURE 13. SEM images of the ossicles extracted from a specimen collected from Yoron-jima Island, Kagoshima, described as Patinapta deformis sp. nov., in the present study (holotype specimen, WMNH-2015-INV-106): A, ossicles from tentacle; B, ossicles from mid-dorsal body wall; C, ossicles from mid-dorsal longitudinal muscle; D, ossicles from mid-ventral body wall; E, ossicles from mid-ventral longitudinal muscle.	2025-01-13	Yamana, Yusuke;Hirashima, Kentarou;Sato, Masanori;Yamamori, Luna		Zenodo	biologists	Yamana, Yusuke;Hirashima, Kentarou;Sato, Masanori;Yamamori, Luna			
03CC879FF9449D57FF63217B8936AB73.taxon	http://purl.org/dc/dcmitype/StillImage	image/png	https://zenodo.org/record/14703562/files/figure.png	https://doi.org/10.5281/zenodo.14703562	FIGURE 14. Outer-surface view of calcareous ring plates of a specimen collected from Yoron-jima Island, Kagoshima (holotype specimen, WMNH-2015-INV-106), described as Patinapta deformis sp. nov., in the present study. The positions of the plates are denoted by Ludwig’s [1889–1892 (1889), p156] system: RI–RV and IR1–IR5 where R and IR stand for positions for radius and interradius, respectively. Hence RI, mid-ventral; RII, left ventral; RIII, right ventral; RIV, left dorsal; RV, right dorsal; and: IR1, left ventral; IR2, right ventral; IR3-IR3’, left dorso-lateral; IR4-IR4’, right dorso-lateral; IR5, mid-dorsal. Anterior top.	FIGURE 14. Outer-surface view of calcareous ring plates of a specimen collected from Yoron-jima Island, Kagoshima (holotype specimen, WMNH-2015-INV-106), described as Patinapta deformis sp. nov., in the present study. The positions of the plates are denoted by Ludwig’s [1889–1892 (1889), p156] system: RI–RV and IR1–IR5 where R and IR stand for positions for radius and interradius, respectively. Hence RI, mid-ventral; RII, left ventral; RIII, right ventral; RIV, left dorsal; RV, right dorsal; and: IR1, left ventral; IR2, right ventral; IR3-IR3’, left dorso-lateral; IR4-IR4’, right dorso-lateral; IR5, mid-dorsal. Anterior top.	2025-01-13	Yamana, Yusuke;Hirashima, Kentarou;Sato, Masanori;Yamamori, Luna		Zenodo	biologists	Yamana, Yusuke;Hirashima, Kentarou;Sato, Masanori;Yamamori, Luna			
03CC879FF94D9D68FF6326248822AA22.taxon	http://purl.org/dc/dcmitype/StillImage	image/png	https://zenodo.org/record/14703564/files/figure.png	https://doi.org/10.5281/zenodo.14703564	FIGURE 15. External view of a damaged specimen collected from Yoron-jima Island, Kagoshima, erected as Patinapta parvaspiculus sp. nov., in the present study (holotype specimen, WMNH-2023-INV-157): A, lateral view, anterior left, dorsal top with damage on anterior body wall (from sampling shovel; gonad tubules also damaged); B, oral-side view of the tentacles; C, outer-side view of the tentacles.	FIGURE 15. External view of a damaged specimen collected from Yoron-jima Island, Kagoshima, erected as Patinapta parvaspiculus sp. nov., in the present study (holotype specimen, WMNH-2023-INV-157): A, lateral view, anterior left, dorsal top with damage on anterior body wall (from sampling shovel; gonad tubules also damaged); B, oral-side view of the tentacles; C, outer-side view of the tentacles.	2025-01-13	Yamana, Yusuke;Hirashima, Kentarou;Sato, Masanori;Yamamori, Luna		Zenodo	biologists	Yamana, Yusuke;Hirashima, Kentarou;Sato, Masanori;Yamamori, Luna			
03CC879FF94D9D68FF6326248822AA22.taxon	http://purl.org/dc/dcmitype/StillImage	image/png	https://zenodo.org/record/14703566/files/figure.png	https://doi.org/10.5281/zenodo.14703566	FIGURE 16. SEM images of the ossicles extracted from a specimen collected from Yoron-jima Island, Kagoshima, erected as Patinapta parvaspiculus sp. nov., in the present study (holotype specimen, WMNH-2023-INV-157): A, ossicles from tentacle; B, ossicles from mid-dorsal body wall; C, ossicles from mid-dorsal longitudinal muscle; D, ossicles from mid-ventral body wall; E, ossicles from mid-ventral longitudinal muscle.	FIGURE 16. SEM images of the ossicles extracted from a specimen collected from Yoron-jima Island, Kagoshima, erected as Patinapta parvaspiculus sp. nov., in the present study (holotype specimen, WMNH-2023-INV-157): A, ossicles from tentacle; B, ossicles from mid-dorsal body wall; C, ossicles from mid-dorsal longitudinal muscle; D, ossicles from mid-ventral body wall; E, ossicles from mid-ventral longitudinal muscle.	2025-01-13	Yamana, Yusuke;Hirashima, Kentarou;Sato, Masanori;Yamamori, Luna		Zenodo	biologists	Yamana, Yusuke;Hirashima, Kentarou;Sato, Masanori;Yamamori, Luna			
03CC879FF94D9D68FF6326248822AA22.taxon	http://purl.org/dc/dcmitype/StillImage	image/png	https://zenodo.org/record/14703568/files/figure.png	https://doi.org/10.5281/zenodo.14703568	FIGURE 17. Outer-surface view of calcareous ring plates of a specimen collected from Yoron-jima Island, Kagoshima, erected as Patinapta parvaspiculus sp. nov., in the present study (holotype specimen, WMNH-2023-INV-157). The positions of the plates are denoted by Ludwig’s [1889–1892 (1889), p156] system: RI–RV and IR1–IR5 where R and IR stands for positions for radius and interradius, respectively. Hence RI, mid-ventral; RII, left ventral; RIII, right ventral; RIV, left dorsal; RV, right dorsal; and: IR1, left ventral; IR2, right ventral; IR3-IR3’, left dorso-lateral; IR4-IR4’, right dorso-lateral; IR5, mid-dorsal. Anterior top.	FIGURE 17. Outer-surface view of calcareous ring plates of a specimen collected from Yoron-jima Island, Kagoshima, erected as Patinapta parvaspiculus sp. nov., in the present study (holotype specimen, WMNH-2023-INV-157). The positions of the plates are denoted by Ludwig’s [1889–1892 (1889), p156] system: RI–RV and IR1–IR5 where R and IR stands for positions for radius and interradius, respectively. Hence RI, mid-ventral; RII, left ventral; RIII, right ventral; RIV, left dorsal; RV, right dorsal; and: IR1, left ventral; IR2, right ventral; IR3-IR3’, left dorso-lateral; IR4-IR4’, right dorso-lateral; IR5, mid-dorsal. Anterior top.	2025-01-13	Yamana, Yusuke;Hirashima, Kentarou;Sato, Masanori;Yamamori, Luna		Zenodo	biologists	Yamana, Yusuke;Hirashima, Kentarou;Sato, Masanori;Yamamori, Luna			
03CC879FF9769D66FF63229C8E96A923.taxon	http://purl.org/dc/dcmitype/StillImage	image/png	https://zenodo.org/record/14703570/files/figure.png	https://doi.org/10.5281/zenodo.14703570	FIGURE 18. External view of a depressed specimen collected from Iso beach inner coast of Kagoshima Bay, Kagoshima, erected as Patinapta neglectus sp. nov., in the present study (holotype specimen, WMNH-2022-INV-154): A, lateral view, anterior left; B, oral-side view of the tentacles; C, outer-side view of the tentacles.	FIGURE 18. External view of a depressed specimen collected from Iso beach inner coast of Kagoshima Bay, Kagoshima, erected as Patinapta neglectus sp. nov., in the present study (holotype specimen, WMNH-2022-INV-154): A, lateral view, anterior left; B, oral-side view of the tentacles; C, outer-side view of the tentacles.	2025-01-13	Yamana, Yusuke;Hirashima, Kentarou;Sato, Masanori;Yamamori, Luna		Zenodo	biologists	Yamana, Yusuke;Hirashima, Kentarou;Sato, Masanori;Yamamori, Luna			
03CC879FF9769D66FF63229C8E96A923.taxon	http://purl.org/dc/dcmitype/StillImage	image/png	https://zenodo.org/record/14703572/files/figure.png	https://doi.org/10.5281/zenodo.14703572	FIGURE 19. SEM images of the ossicles extracted from a specimen collected from Iso Beach, Kagoshima Bay Kagoshima, erected as Patinapta neglectus sp. nov., in the present study (holotype specimen, WMNH-2022-INV-154): A, ossicles from tentacle; B, ossicles from mid-dorsal body wall; C, ossicles from mid-dorsal longitudinal muscle; D, ossicles from mid-ventral body wall; E, ossicles from mid-ventral longitudinal muscle.	FIGURE 19. SEM images of the ossicles extracted from a specimen collected from Iso Beach, Kagoshima Bay Kagoshima, erected as Patinapta neglectus sp. nov., in the present study (holotype specimen, WMNH-2022-INV-154): A, ossicles from tentacle; B, ossicles from mid-dorsal body wall; C, ossicles from mid-dorsal longitudinal muscle; D, ossicles from mid-ventral body wall; E, ossicles from mid-ventral longitudinal muscle.	2025-01-13	Yamana, Yusuke;Hirashima, Kentarou;Sato, Masanori;Yamamori, Luna		Zenodo	biologists	Yamana, Yusuke;Hirashima, Kentarou;Sato, Masanori;Yamamori, Luna			
03CC879FF9769D66FF63229C8E96A923.taxon	http://purl.org/dc/dcmitype/StillImage	image/png	https://zenodo.org/record/14703574/files/figure.png	https://doi.org/10.5281/zenodo.14703574	FIGURE 20. Outer-surface view of calcareous ring of the calcareous ring plates of a specimen collected from Iso Beach, Kagoshima Bay Kagoshima, erected as Patinapta neglectus sp. nov., in the present study (holotype specimen, WMNH-2022- INV-154): Positions of the plates denoted by Ludwig’s [1889–1892 (1889), p156] system: RI–RV and IR1–IR5 where R and IR stands for positions for radius and interradius, respectively. Hence RI, mid-ventral; RII, left ventral; RIII, right ventral; RIV, left dorsal; RV, right dorsal; and: IR1, left ventral; IR2, right ventral; IR3-IR3’, left dorso-lateral; IR4-IR4’, right dorso-lateral; IR5, mid-dorsal. Anterior top.	FIGURE 20. Outer-surface view of calcareous ring of the calcareous ring plates of a specimen collected from Iso Beach, Kagoshima Bay Kagoshima, erected as Patinapta neglectus sp. nov., in the present study (holotype specimen, WMNH-2022- INV-154): Positions of the plates denoted by Ludwig’s [1889–1892 (1889), p156] system: RI–RV and IR1–IR5 where R and IR stands for positions for radius and interradius, respectively. Hence RI, mid-ventral; RII, left ventral; RIII, right ventral; RIV, left dorsal; RV, right dorsal; and: IR1, left ventral; IR2, right ventral; IR3-IR3’, left dorso-lateral; IR4-IR4’, right dorso-lateral; IR5, mid-dorsal. Anterior top.	2025-01-13	Yamana, Yusuke;Hirashima, Kentarou;Sato, Masanori;Yamamori, Luna		Zenodo	biologists	Yamana, Yusuke;Hirashima, Kentarou;Sato, Masanori;Yamamori, Luna			
03CC879FF9789D7CFF6322838FD6AFF7.taxon	http://purl.org/dc/dcmitype/StillImage	image/png	https://zenodo.org/record/14703576/files/figure.png	https://doi.org/10.5281/zenodo.14703576	FIGURE 21. External view of a specimen collected from Kabira Bay, Ishigaki-jima Island, Okinawa, erected as Patinapta edentatus sp. nov., in the present study (holotype specimen, WMNH-2021-INV-973): A, lateral view, anterior left, dorsal top; A’, living specimen from the same lot (from collector Dr. Taeko Kimura), with co-existing bivalves Anisodevonia ohshimai infesting body surface; B, oral-side view of the tentacles; C, outer-side view of the tentacles.	FIGURE 21. External view of a specimen collected from Kabira Bay, Ishigaki-jima Island, Okinawa, erected as Patinapta edentatus sp. nov., in the present study (holotype specimen, WMNH-2021-INV-973): A, lateral view, anterior left, dorsal top; A’, living specimen from the same lot (from collector Dr. Taeko Kimura), with co-existing bivalves Anisodevonia ohshimai infesting body surface; B, oral-side view of the tentacles; C, outer-side view of the tentacles.	2025-01-13	Yamana, Yusuke;Hirashima, Kentarou;Sato, Masanori;Yamamori, Luna		Zenodo	biologists	Yamana, Yusuke;Hirashima, Kentarou;Sato, Masanori;Yamamori, Luna			
03CC879FF9789D7CFF6322838FD6AFF7.taxon	http://purl.org/dc/dcmitype/StillImage	image/png	https://zenodo.org/record/14703578/files/figure.png	https://doi.org/10.5281/zenodo.14703578	FIGURE 22. SEM images of the ossicles extracted from a specimen collected from Kabira Bay, Ishigaki-jima Island, Okinawa, erected as Patinapta edentatus sp. nov., in the present study (holotype specimen, WMNH-2021-INV-973): A, ossicles from tentacle; B, ossicles from mid-dorsal body wall; C, ossicles from mid-dorsal longitudinal muscle; D, ossicles from mid-ventral body wall; E, ossicles from mid-ventral longitudinal muscle.	FIGURE 22. SEM images of the ossicles extracted from a specimen collected from Kabira Bay, Ishigaki-jima Island, Okinawa, erected as Patinapta edentatus sp. nov., in the present study (holotype specimen, WMNH-2021-INV-973): A, ossicles from tentacle; B, ossicles from mid-dorsal body wall; C, ossicles from mid-dorsal longitudinal muscle; D, ossicles from mid-ventral body wall; E, ossicles from mid-ventral longitudinal muscle.	2025-01-13	Yamana, Yusuke;Hirashima, Kentarou;Sato, Masanori;Yamamori, Luna		Zenodo	biologists	Yamana, Yusuke;Hirashima, Kentarou;Sato, Masanori;Yamamori, Luna			
03CC879FF9789D7CFF6322838FD6AFF7.taxon	http://purl.org/dc/dcmitype/StillImage	image/png	https://zenodo.org/record/14703580/files/figure.png	https://doi.org/10.5281/zenodo.14703580	FIGURE 23. Outer-surface view of calcareous ring of the calcareous ring plates of a specimen collected from Kabira Bay, Ishigaki-jima Island, Okinawa, erected as Patinapta edentatus sp. nov., in the present study (holotype specimen, WMNH-2021- INV-973). The positions of the plates are denoted by Ludwig’s [1889–1892 (1889), p156] system: RI–RV and IR1–IR5 where R and IR stands for positions for radius and interradius, respectively. Hence RI, mid-ventral; RII, left ventral; RIII, right ventral; RIV, left dorsal; RV, right dorsal; and: IR1, left ventral; IR2, right ventral; IR3-IR3’, left dorso-lateral; IR4-IR4’, right dorsolateral; IR5, mid-dorsal. Anterior top.	FIGURE 23. Outer-surface view of calcareous ring of the calcareous ring plates of a specimen collected from Kabira Bay, Ishigaki-jima Island, Okinawa, erected as Patinapta edentatus sp. nov., in the present study (holotype specimen, WMNH-2021- INV-973). The positions of the plates are denoted by Ludwig’s [1889–1892 (1889), p156] system: RI–RV and IR1–IR5 where R and IR stands for positions for radius and interradius, respectively. Hence RI, mid-ventral; RII, left ventral; RIII, right ventral; RIV, left dorsal; RV, right dorsal; and: IR1, left ventral; IR2, right ventral; IR3-IR3’, left dorso-lateral; IR4-IR4’, right dorsolateral; IR5, mid-dorsal. Anterior top.	2025-01-13	Yamana, Yusuke;Hirashima, Kentarou;Sato, Masanori;Yamamori, Luna		Zenodo	biologists	Yamana, Yusuke;Hirashima, Kentarou;Sato, Masanori;Yamamori, Luna			
03CC879FF9789D7CFF6322838FD6AFF7.taxon	http://purl.org/dc/dcmitype/StillImage	image/png	https://zenodo.org/record/14703546/files/figure.png	https://doi.org/10.5281/zenodo.14703546	FIGURE 8. Outer-surface view of calcareous ring plates of three specimens identified as Patinapta ooplax (von Marenzeller, 1882) in the present study.A: Large-size specimen,WMNH-2014-INV-239 (90.5 mm length). B: Middle-size specimen WMNH- 2014-INV-241 (75.3 mm length). C: Small-size specimen, WMNH-2014-INV-240 (56.1 mm length).All collected from Otsuchi Bay, Iwate. Positions of the plates are denoted by Ludwig’s [1889–1892 (1889), p156] system: RI–RV and IR1–IR5 where R and IR stands for positions for radius and interradius, respectively. Hence RI, mid-ventral; RII, left ventral; RIII, right ventral; RIV, left dorsal; RV, right dorsal; and: IR1, left ventral; IR2, right ventral; IR3-IR3’, left dorso-lateral; IR4-IR4’, right dorso-lateral; IR5, mid-dorsal.Anterior top.	FIGURE 8. Outer-surface view of calcareous ring plates of three specimens identified as Patinapta ooplax (von Marenzeller, 1882) in the present study.A: Large-size specimen,WMNH-2014-INV-239 (90.5 mm length). B: Middle-size specimen WMNH- 2014-INV-241 (75.3 mm length). C: Small-size specimen, WMNH-2014-INV-240 (56.1 mm length).All collected from Otsuchi Bay, Iwate. Positions of the plates are denoted by Ludwig’s [1889–1892 (1889), p156] system: RI–RV and IR1–IR5 where R and IR stands for positions for radius and interradius, respectively. Hence RI, mid-ventral; RII, left ventral; RIII, right ventral; RIV, left dorsal; RV, right dorsal; and: IR1, left ventral; IR2, right ventral; IR3-IR3’, left dorso-lateral; IR4-IR4’, right dorso-lateral; IR5, mid-dorsal.Anterior top.	2025-01-13	Yamana, Yusuke;Hirashima, Kentarou;Sato, Masanori;Yamamori, Luna		Zenodo	biologists	Yamana, Yusuke;Hirashima, Kentarou;Sato, Masanori;Yamamori, Luna			
03CC879FF9789D7CFF6322838FD6AFF7.taxon	http://purl.org/dc/dcmitype/StillImage	image/png	https://zenodo.org/record/14703554/files/figure.png	https://doi.org/10.5281/zenodo.14703554	FIGURE 11. Outer-surface view of calcareous ring plates of a specimen collected from Sesoko-jima Island, Okinawa, identified as Patinapta taiwaniensis Chao, Rowe & Chang, 1988, in the present study (one large-size specimen, WMNH-2016-INV-237). Positions of the plates denoted by Ludwig’s [1889–1892 (1889), p156] system: RI–RV and IR1–IR5 where R and IR stands for positions for radius and interradius, respectively. Hence RI, mid-ventral; RII, left ventral; RIII, right ventral; RIV, left dorsal; RV, right dorsal; and: IR1, left ventral; IR2, right ventral; IR3-IR3’, left dorso-lateral; IR4-IR4’, right dorso-lateral; IR5, mid-dorsal. Anterior top.	FIGURE 11. Outer-surface view of calcareous ring plates of a specimen collected from Sesoko-jima Island, Okinawa, identified as Patinapta taiwaniensis Chao, Rowe & Chang, 1988, in the present study (one large-size specimen, WMNH-2016-INV-237). Positions of the plates denoted by Ludwig’s [1889–1892 (1889), p156] system: RI–RV and IR1–IR5 where R and IR stands for positions for radius and interradius, respectively. Hence RI, mid-ventral; RII, left ventral; RIII, right ventral; RIV, left dorsal; RV, right dorsal; and: IR1, left ventral; IR2, right ventral; IR3-IR3’, left dorso-lateral; IR4-IR4’, right dorso-lateral; IR5, mid-dorsal. Anterior top.	2025-01-13	Yamana, Yusuke;Hirashima, Kentarou;Sato, Masanori;Yamamori, Luna		Zenodo	biologists	Yamana, Yusuke;Hirashima, Kentarou;Sato, Masanori;Yamamori, Luna			
03CC879FF9789D7CFF6322838FD6AFF7.taxon	http://purl.org/dc/dcmitype/StillImage	image/png	https://zenodo.org/record/14703562/files/figure.png	https://doi.org/10.5281/zenodo.14703562	FIGURE 14. Outer-surface view of calcareous ring plates of a specimen collected from Yoron-jima Island, Kagoshima (holotype specimen, WMNH-2015-INV-106), described as Patinapta deformis sp. nov., in the present study. The positions of the plates are denoted by Ludwig’s [1889–1892 (1889), p156] system: RI–RV and IR1–IR5 where R and IR stand for positions for radius and interradius, respectively. Hence RI, mid-ventral; RII, left ventral; RIII, right ventral; RIV, left dorsal; RV, right dorsal; and: IR1, left ventral; IR2, right ventral; IR3-IR3’, left dorso-lateral; IR4-IR4’, right dorso-lateral; IR5, mid-dorsal. Anterior top.	FIGURE 14. Outer-surface view of calcareous ring plates of a specimen collected from Yoron-jima Island, Kagoshima (holotype specimen, WMNH-2015-INV-106), described as Patinapta deformis sp. nov., in the present study. The positions of the plates are denoted by Ludwig’s [1889–1892 (1889), p156] system: RI–RV and IR1–IR5 where R and IR stand for positions for radius and interradius, respectively. Hence RI, mid-ventral; RII, left ventral; RIII, right ventral; RIV, left dorsal; RV, right dorsal; and: IR1, left ventral; IR2, right ventral; IR3-IR3’, left dorso-lateral; IR4-IR4’, right dorso-lateral; IR5, mid-dorsal. Anterior top.	2025-01-13	Yamana, Yusuke;Hirashima, Kentarou;Sato, Masanori;Yamamori, Luna		Zenodo	biologists	Yamana, Yusuke;Hirashima, Kentarou;Sato, Masanori;Yamamori, Luna			
03CC879FF9789D7CFF6322838FD6AFF7.taxon	http://purl.org/dc/dcmitype/StillImage	image/png	https://zenodo.org/record/14703568/files/figure.png	https://doi.org/10.5281/zenodo.14703568	FIGURE 17. Outer-surface view of calcareous ring plates of a specimen collected from Yoron-jima Island, Kagoshima, erected as Patinapta parvaspiculus sp. nov., in the present study (holotype specimen, WMNH-2023-INV-157). The positions of the plates are denoted by Ludwig’s [1889–1892 (1889), p156] system: RI–RV and IR1–IR5 where R and IR stands for positions for radius and interradius, respectively. Hence RI, mid-ventral; RII, left ventral; RIII, right ventral; RIV, left dorsal; RV, right dorsal; and: IR1, left ventral; IR2, right ventral; IR3-IR3’, left dorso-lateral; IR4-IR4’, right dorso-lateral; IR5, mid-dorsal. Anterior top.	FIGURE 17. Outer-surface view of calcareous ring plates of a specimen collected from Yoron-jima Island, Kagoshima, erected as Patinapta parvaspiculus sp. nov., in the present study (holotype specimen, WMNH-2023-INV-157). The positions of the plates are denoted by Ludwig’s [1889–1892 (1889), p156] system: RI–RV and IR1–IR5 where R and IR stands for positions for radius and interradius, respectively. Hence RI, mid-ventral; RII, left ventral; RIII, right ventral; RIV, left dorsal; RV, right dorsal; and: IR1, left ventral; IR2, right ventral; IR3-IR3’, left dorso-lateral; IR4-IR4’, right dorso-lateral; IR5, mid-dorsal. Anterior top.	2025-01-13	Yamana, Yusuke;Hirashima, Kentarou;Sato, Masanori;Yamamori, Luna		Zenodo	biologists	Yamana, Yusuke;Hirashima, Kentarou;Sato, Masanori;Yamamori, Luna			
03CC879FF9789D7CFF6322838FD6AFF7.taxon	http://purl.org/dc/dcmitype/StillImage	image/png	https://zenodo.org/record/14703574/files/figure.png	https://doi.org/10.5281/zenodo.14703574	FIGURE 20. Outer-surface view of calcareous ring of the calcareous ring plates of a specimen collected from Iso Beach, Kagoshima Bay Kagoshima, erected as Patinapta neglectus sp. nov., in the present study (holotype specimen, WMNH-2022- INV-154): Positions of the plates denoted by Ludwig’s [1889–1892 (1889), p156] system: RI–RV and IR1–IR5 where R and IR stands for positions for radius and interradius, respectively. Hence RI, mid-ventral; RII, left ventral; RIII, right ventral; RIV, left dorsal; RV, right dorsal; and: IR1, left ventral; IR2, right ventral; IR3-IR3’, left dorso-lateral; IR4-IR4’, right dorso-lateral; IR5, mid-dorsal. Anterior top.	FIGURE 20. Outer-surface view of calcareous ring of the calcareous ring plates of a specimen collected from Iso Beach, Kagoshima Bay Kagoshima, erected as Patinapta neglectus sp. nov., in the present study (holotype specimen, WMNH-2022- INV-154): Positions of the plates denoted by Ludwig’s [1889–1892 (1889), p156] system: RI–RV and IR1–IR5 where R and IR stands for positions for radius and interradius, respectively. Hence RI, mid-ventral; RII, left ventral; RIII, right ventral; RIV, left dorsal; RV, right dorsal; and: IR1, left ventral; IR2, right ventral; IR3-IR3’, left dorso-lateral; IR4-IR4’, right dorso-lateral; IR5, mid-dorsal. Anterior top.	2025-01-13	Yamana, Yusuke;Hirashima, Kentarou;Sato, Masanori;Yamamori, Luna		Zenodo	biologists	Yamana, Yusuke;Hirashima, Kentarou;Sato, Masanori;Yamamori, Luna			
