Eriopisa

publication ID	https://doi.org/ 10.11646/zootaxa.3949.1.4
publication LSID	lsid:zoobank.org:pub:22266A34-5663-4180-91F3-814AA12D8ABE
DOI	https://doi.org/10.5281/zenodo.6108635
persistent identifier	https://treatment.plazi.org/id/038D5362-FF88-FFDC-FF7D-FAE6FA1DF942
treatment provided by	Plazi
scientific name	Eriopisa
status

Key to species of the Eriopisa group in Japan (excluding Eriopisa elongata sensu Nagata )

1. Antenna 2 flagellum almost fused......................................................................... 2

- Antenna 2 flagellum not fused.......................................................................... 3

2. Eyes present, merus of pereopod 7 greatly expanded....................................... Victoriopisa ryukyuensis

- Eyes absent, merus of pereopod 7 moderately expanded.................................. Victoriopisa wadai sp. nov.

3. Carpus of gnathopod 1 longer than propodus, palm transverse.................. Paraflagitopisa excavata View in CoL gen. et sp. nov.

- Carpus of gnathopod 1 shorter than propodus, palm oblique.................................................... 4

4. Posterodistal corners of bases in pereopods 5–7 rounded or weakly incised................. Psammogammarus mawatarii

- Posterodistal corners of bases in pereopods 5–7 projected.......................... Psammogammarus lobatus sp. nov.