taxonID	type	format	identifier	references	title	description	created	creator	contributor	publisher	audience	source	license	rightsHolder	datasetID
8390EBB5775450FDA2DF50FE8D95EBA5.taxon	http://purl.org/dc/dcmitype/StillImage	image/png	https://binary.pensoft.net/fig/1429628	https://doi.org/10.3897/zookeys.1254.165665.figure2	Figure 2. Niphargus primoricus sp. nov., holotype ♂ (ZMMU Mb- 1299) (A, B), paratype ♀ (ZMMU Mb- 1300) (C, D), and ♀ (LEMMI) (E) from the hyporhean zone of the Khosta River, Khosta. A, C, E. General lateral view; B, D. Head, enlarged.	Figure 2. Niphargus primoricus sp. nov., holotype ♂ (ZMMU Mb- 1299) (A, B), paratype ♀ (ZMMU Mb- 1300) (C, D), and ♀ (LEMMI) (E) from the hyporhean zone of the Khosta River, Khosta. A, C, E. General lateral view; B, D. Head, enlarged.	2025-10-03	Marin, Ivan N.;Palatov, Dmitry M.		Zenodo	biologists	Marin, Ivan N.;Palatov, Dmitry M.			
8390EBB5775450FDA2DF50FE8D95EBA5.taxon	http://purl.org/dc/dcmitype/StillImage	image/png	https://binary.pensoft.net/fig/1429629	https://doi.org/10.3897/zookeys.1254.165665.figure3	Figure 3. Niphargus primoricus sp. nov., holotype ♂ (ZMMU Mb- 1299) (A – E, G, H) and paratype ♀ (ZMMU Mb- 1300) (F, I). A. Antenna I; B. Accessory flagellum of antenna I; C. Antenna II; D. Gnathopod I; E. Distoventral palmar corner of propodus of GnI; F. Gnathopod I; G. Gnathopod II; H. Distoventral palmar corner of propodus of GnII; I. Gnathopod II.	Figure 3. Niphargus primoricus sp. nov., holotype ♂ (ZMMU Mb- 1299) (A – E, G, H) and paratype ♀ (ZMMU Mb- 1300) (F, I). A. Antenna I; B. Accessory flagellum of antenna I; C. Antenna II; D. Gnathopod I; E. Distoventral palmar corner of propodus of GnI; F. Gnathopod I; G. Gnathopod II; H. Distoventral palmar corner of propodus of GnII; I. Gnathopod II.	2025-10-03	Marin, Ivan N.;Palatov, Dmitry M.		Zenodo	biologists	Marin, Ivan N.;Palatov, Dmitry M.			
8390EBB5775450FDA2DF50FE8D95EBA5.taxon	http://purl.org/dc/dcmitype/StillImage	image/png	https://binary.pensoft.net/fig/1429630	https://doi.org/10.3897/zookeys.1254.165665.figure4	Figure 4. Niphargus primoricus sp. nov., holotype ♂ (ZMMU Mb- 1299). A. Labrum (upper lip); B. Labium (lower lip); C, E. Mandible; D, F. Incisor process and pars incisiva of mandibles; G. Maxilla I; H. Same, distal margin of outer lobe; I. Maxilla II; J. Maxilliped.	Figure 4. Niphargus primoricus sp. nov., holotype ♂ (ZMMU Mb- 1299). A. Labrum (upper lip); B. Labium (lower lip); C, E. Mandible; D, F. Incisor process and pars incisiva of mandibles; G. Maxilla I; H. Same, distal margin of outer lobe; I. Maxilla II; J. Maxilliped.	2025-10-03	Marin, Ivan N.;Palatov, Dmitry M.		Zenodo	biologists	Marin, Ivan N.;Palatov, Dmitry M.			
8390EBB5775450FDA2DF50FE8D95EBA5.taxon	http://purl.org/dc/dcmitype/StillImage	image/png	https://binary.pensoft.net/fig/1429631	https://doi.org/10.3897/zookeys.1254.165665.figure5	Figure 5. Niphargus primoricus sp. nov., holotype ♂ (ZMMU Mb- 1299). A. Pereopod III; B. Dactylus of PIII; C. Pereopod IV; D. Dactylus of PIV; E. Pereopod V; F. Dactylus of PV; G. Pereopod VI; H. Dactylus of PVI; I. Pereopod VII; J. Dactylus of PVII.	Figure 5. Niphargus primoricus sp. nov., holotype ♂ (ZMMU Mb- 1299). A. Pereopod III; B. Dactylus of PIII; C. Pereopod IV; D. Dactylus of PIV; E. Pereopod V; F. Dactylus of PV; G. Pereopod VI; H. Dactylus of PVI; I. Pereopod VII; J. Dactylus of PVII.	2025-10-03	Marin, Ivan N.;Palatov, Dmitry M.		Zenodo	biologists	Marin, Ivan N.;Palatov, Dmitry M.			
8390EBB5775450FDA2DF50FE8D95EBA5.taxon	http://purl.org/dc/dcmitype/StillImage	image/png	https://binary.pensoft.net/fig/1429632	https://doi.org/10.3897/zookeys.1254.165665.figure6	Figure 6. Niphargus primoricus sp. nov., paratype ♀ (ZMMU Mb- 1300). A. Pereopod III; B. Dactylus of PIII; C. Pereopod IV; D. Dactylus of PIV; E. Pereopod V; F. Dactylus of PV; G. Pereopod VI; H. Dactylus of PVI; I. Pereopod VII; J. Dactylus of PVII.	Figure 6. Niphargus primoricus sp. nov., paratype ♀ (ZMMU Mb- 1300). A. Pereopod III; B. Dactylus of PIII; C. Pereopod IV; D. Dactylus of PIV; E. Pereopod V; F. Dactylus of PV; G. Pereopod VI; H. Dactylus of PVI; I. Pereopod VII; J. Dactylus of PVII.	2025-10-03	Marin, Ivan N.;Palatov, Dmitry M.		Zenodo	biologists	Marin, Ivan N.;Palatov, Dmitry M.			
8390EBB5775450FDA2DF50FE8D95EBA5.taxon	http://purl.org/dc/dcmitype/StillImage	image/png	https://binary.pensoft.net/fig/1429633	https://doi.org/10.3897/zookeys.1254.165665.figure7	Figure 7. Niphargus primoricus sp. nov., holotype ♂ (ZMMU Mb- 1299) (A, C, E, I, J, K, M, P), paratype ♀ (ZMMU Mb- 1300) (B, D, F, G, L, N, O), ♀ (LEMMI) (H). A – F. Epimeral plates I – III; G – I. Telson; J. Retinacula of pleopod III; K, L. Uropod I; M, N. Uropod II; O, P. Uropod III.	Figure 7. Niphargus primoricus sp. nov., holotype ♂ (ZMMU Mb- 1299) (A, C, E, I, J, K, M, P), paratype ♀ (ZMMU Mb- 1300) (B, D, F, G, L, N, O), ♀ (LEMMI) (H). A – F. Epimeral plates I – III; G – I. Telson; J. Retinacula of pleopod III; K, L. Uropod I; M, N. Uropod II; O, P. Uropod III.	2025-10-03	Marin, Ivan N.;Palatov, Dmitry M.		Zenodo	biologists	Marin, Ivan N.;Palatov, Dmitry M.			
8390EBB5775450FDA2DF50FE8D95EBA5.taxon	http://purl.org/dc/dcmitype/StillImage	image/png	https://binary.pensoft.net/fig/1429634	https://doi.org/10.3897/zookeys.1254.165665.figure8	Figure 8. Niphargus primoricus sp. nov., ♂ (LEMMI). A. Head; B. Urosomal segments and uropods; C. Distoventral palmar corner of propodus of GnI; D. Dorsal surface of urosomal segments. Scale bars: 100 µm (A – D).	Figure 8. Niphargus primoricus sp. nov., ♂ (LEMMI). A. Head; B. Urosomal segments and uropods; C. Distoventral palmar corner of propodus of GnI; D. Dorsal surface of urosomal segments. Scale bars: 100 µm (A – D).	2025-10-03	Marin, Ivan N.;Palatov, Dmitry M.		Zenodo	biologists	Marin, Ivan N.;Palatov, Dmitry M.			
8390EBB5775450FDA2DF50FE8D95EBA5.taxon	http://purl.org/dc/dcmitype/StillImage	image/png	https://binary.pensoft.net/fig/1429635	https://doi.org/10.3897/zookeys.1254.165665.figure9	Figure 9. Niphargus primoricus sp. nov., ♂♂ (LEMMI). A – C. Telson; D. Uropod I; E. Uropod II; F. Uropod III.	Figure 9. Niphargus primoricus sp. nov., ♂♂ (LEMMI). A – C. Telson; D. Uropod I; E. Uropod II; F. Uropod III.	2025-10-03	Marin, Ivan N.;Palatov, Dmitry M.		Zenodo	biologists	Marin, Ivan N.;Palatov, Dmitry M.			
8390EBB5775450FDA2DF50FE8D95EBA5.taxon	http://purl.org/dc/dcmitype/StillImage	image/png	https://binary.pensoft.net/fig/1429627	https://doi.org/10.3897/zookeys.1254.165665.figure1	Figure 1. A. The map of collection sites (see Table 1); B. Schematic haplotype network and phylogenetic tree (reconstruction) of relationships of the Niphargus primoricus sp. nov. Characteristic biotopes, where the new species was found. C. The bay at the mouth of the Ashamba River, Golubaya Bukhta, Gelendzhik, D. The mouth of the Nebug River, Nebug, E. Peeble beach at the mouth of the Tu River, Olginka; F. Layers of pebbles at the mouth of the Psezuapse River, Lazarevskoe. Yellow arrows indicated the exact sampling localities.	Figure 1. A. The map of collection sites (see Table 1); B. Schematic haplotype network and phylogenetic tree (reconstruction) of relationships of the Niphargus primoricus sp. nov. Characteristic biotopes, where the new species was found. C. The bay at the mouth of the Ashamba River, Golubaya Bukhta, Gelendzhik, D. The mouth of the Nebug River, Nebug, E. Peeble beach at the mouth of the Tu River, Olginka; F. Layers of pebbles at the mouth of the Psezuapse River, Lazarevskoe. Yellow arrows indicated the exact sampling localities.	2025-10-03	Marin, Ivan N.;Palatov, Dmitry M.		Zenodo	biologists	Marin, Ivan N.;Palatov, Dmitry M.			
