taxonID	type	format	identifier	references	title	description	created	creator	contributor	publisher	audience	source	license	rightsHolder	datasetID
03B4D61FFFB4FF8AA8843A84B821AE73.taxon	http://purl.org/dc/dcmitype/StillImage	image/png	https://zenodo.org/record/14733994/files/figure.png	https://doi.org/10.5281/zenodo.14733994	FIGURE 2. Drawings of Icelus crassus: male, lateral view (A) and ventral view of urogenital papilla (B) (from Schmidt 1927: figs. 1, 2; as “I. ochotensis sp. nov.”). The lateral view was reproduced as “Icelus uncinalis crassus subsp. nov. Typus” by Andriashev (1937, pl. 5 fig. 2). Depicted specimen is ZIN 21900, the holotype of I. crassus.	FIGURE 2. Drawings of Icelus crassus: male, lateral view (A) and ventral view of urogenital papilla (B) (from Schmidt 1927: figs. 1, 2; as “I. ochotensis sp. nov.”). The lateral view was reproduced as “Icelus uncinalis crassus subsp. nov. Typus” by Andriashev (1937, pl. 5 fig. 2). Depicted specimen is ZIN 21900, the holotype of I. crassus.	2025-01-14	Chernova, Natalia;Kai, Yoshiaki;Zorina, Anna		Zenodo	biologists	Chernova, Natalia;Kai, Yoshiaki;Zorina, Anna			
03B4D61FFFB4FF8AA8843A84B821AE73.taxon	http://purl.org/dc/dcmitype/StillImage	image/png	https://zenodo.org/record/14733996/files/figure.png	https://doi.org/10.5281/zenodo.14733996	FIGURE 3. Icelus crassus, holotype, ZIN 21900, male TL 106 mm, lateral view (A) and radiograph (B). Abbreviations: first scales of lateral line (a) and dorsal row (b).	FIGURE 3. Icelus crassus, holotype, ZIN 21900, male TL 106 mm, lateral view (A) and radiograph (B). Abbreviations: first scales of lateral line (a) and dorsal row (b).	2025-01-14	Chernova, Natalia;Kai, Yoshiaki;Zorina, Anna		Zenodo	biologists	Chernova, Natalia;Kai, Yoshiaki;Zorina, Anna			
03B4D61FFFB4FF8AA8843A84B821AE73.taxon	http://purl.org/dc/dcmitype/StillImage	image/png	https://zenodo.org/record/14733998/files/figure.png	https://doi.org/10.5281/zenodo.14733998	FIGURE 4. Icelus crassus, holotype, ZIN 21900, male TL 106 mm, caudal region.Abbreviations: locations of precaudal scales above (a) and below (b) lateral line; terminal pore of lateral line (c). Shapes of precaudal scales are shown in insets, with digitally enhanced outlines of their appearance.	FIGURE 4. Icelus crassus, holotype, ZIN 21900, male TL 106 mm, caudal region.Abbreviations: locations of precaudal scales above (a) and below (b) lateral line; terminal pore of lateral line (c). Shapes of precaudal scales are shown in insets, with digitally enhanced outlines of their appearance.	2025-01-14	Chernova, Natalia;Kai, Yoshiaki;Zorina, Anna		Zenodo	biologists	Chernova, Natalia;Kai, Yoshiaki;Zorina, Anna			
03B4D61FFFB4FF8AA8843A84B821AE73.taxon	http://purl.org/dc/dcmitype/StillImage	image/png	https://zenodo.org/record/14734000/files/figure.png	https://doi.org/10.5281/zenodo.14734000	FIGURE 5. Icelus crassus, paratype ZIN 21910, female TL 94 mm, lateral (A) and dorsal (B) views. Abbreviations: first scales of lateral line (a) and dorsal row (b); parietal cirrus (c) and nuchal tubercle (d).	FIGURE 5. Icelus crassus, paratype ZIN 21910, female TL 94 mm, lateral (A) and dorsal (B) views. Abbreviations: first scales of lateral line (a) and dorsal row (b); parietal cirrus (c) and nuchal tubercle (d).	2025-01-14	Chernova, Natalia;Kai, Yoshiaki;Zorina, Anna		Zenodo	biologists	Chernova, Natalia;Kai, Yoshiaki;Zorina, Anna			
03B4D61FFFB4FF8AA8843A84B821AE73.taxon	http://purl.org/dc/dcmitype/StillImage	image/png	https://zenodo.org/record/14734002/files/figure.png	https://doi.org/10.5281/zenodo.14734002	FIGURE 6. Icelus crassus, scales of dorsal row (A) and lateral line (B–D): precaudal (B) and caudal region, in anterior (C) and posterior (D) parts; pores of lateral-line canal (arrows) and spinules under pore (oval) are shown.	FIGURE 6. Icelus crassus, scales of dorsal row (A) and lateral line (B–D): precaudal (B) and caudal region, in anterior (C) and posterior (D) parts; pores of lateral-line canal (arrows) and spinules under pore (oval) are shown.	2025-01-14	Chernova, Natalia;Kai, Yoshiaki;Zorina, Anna		Zenodo	biologists	Chernova, Natalia;Kai, Yoshiaki;Zorina, Anna			
03B4D61FFFB4FF8AA8843A84B821AE73.taxon	http://purl.org/dc/dcmitype/StillImage	image/png	https://zenodo.org/record/14734004/files/figure.png	https://doi.org/10.5281/zenodo.14734004	FIGURE 7. Cephalic sensory system of Icelus crassus, paratype ZIN 21910. Abbreviations: nasal pores (n 1–2); supraorbital pores (so 1–5); infraorbital pores (io 1–8, with terminal openings and two rows of small additional pores on canal); temporal pores (t 1–6, t1 being a cluster of 3 openings and t 2–4 double, medial and lateral); pore on first scale of lateral-line canal (Ll 1); coronal pore (c) with anterior and posterior openings; five pores on occipital commissure (double, anterior and posterior): central pore (occ), lateral (ocl) and centrolateral pores (occl) of right and left sides; preoperculo-mandibular pores (five of ten depictured, pm 5–10); pores n2, so1, and so 4–5 with one additional opening each.	FIGURE 7. Cephalic sensory system of Icelus crassus, paratype ZIN 21910. Abbreviations: nasal pores (n 1–2); supraorbital pores (so 1–5); infraorbital pores (io 1–8, with terminal openings and two rows of small additional pores on canal); temporal pores (t 1–6, t1 being a cluster of 3 openings and t 2–4 double, medial and lateral); pore on first scale of lateral-line canal (Ll 1); coronal pore (c) with anterior and posterior openings; five pores on occipital commissure (double, anterior and posterior): central pore (occ), lateral (ocl) and centrolateral pores (occl) of right and left sides; preoperculo-mandibular pores (five of ten depictured, pm 5–10); pores n2, so1, and so 4–5 with one additional opening each.	2025-01-14	Chernova, Natalia;Kai, Yoshiaki;Zorina, Anna		Zenodo	biologists	Chernova, Natalia;Kai, Yoshiaki;Zorina, Anna			
03B4D61FFFB4FF8AA8843A84B821AE73.taxon	http://purl.org/dc/dcmitype/StillImage	image/png	https://zenodo.org/record/14734006/files/figure.png	https://doi.org/10.5281/zenodo.14734006	FIGURE 8. Distribution of Icelus crassus: holotype (red triangle), paratypes (red circles) and additional materials (yellow circles).	FIGURE 8. Distribution of Icelus crassus: holotype (red triangle), paratypes (red circles) and additional materials (yellow circles).	2025-01-14	Chernova, Natalia;Kai, Yoshiaki;Zorina, Anna		Zenodo	biologists	Chernova, Natalia;Kai, Yoshiaki;Zorina, Anna			
