| | | | |
| | | | |
ahlstromi |
Nansenia ahlstromi
| Kawaguchi [K.] & Butler [J. L.] 1984 | Valid | |
antarctica |
Nansenia antarctica
| Kawaguchi [K.] & Butler [J. L.] 1984 | Valid | |
ardesiaca |
Nansenia ardesiaca
| Jordan [D. S.] & Thompson [W. F.] 1914 | Valid | |
atlantica |
Nansenia atlantica
| Blache [J.] & Rossignol [M.] 1962 | Valid | |
boreacrassicauda |
Nansenia boreacrassicauda
| Poulsen [J. Y.] 2015 | Valid | |
candida |
Nansenia candida
| Cohen [D. M.] 1958 | Valid | |
crassa |
Nansenia crassa
| Lavenberg [R. J.] 1965 | Valid | |
groenlandica |
Nansenia groenlandica
| (Reinhardt [J. C. H.] 1840) | Valid | |
iberica |
Nansenia iberica
| Matallanas [J.] 1985 | Valid | |
indica |
Nansenia indica
| Kobyliansky [S. G.] 1992 | Valid | |
longicauda |
Nansenia longicauda
| Kawaguchi [K.] & Butler [J. L.] 1984 | Valid | |
macrolepis |
Nansenia macrolepis
| (Gilchrist [J. D. F.] 1922) | Valid | |
oblita |
Nansenia oblita
| (Facciolà [L.] 1887) | Valid | |
obscura |
Nansenia obscura
| Kobyliansky [S. G.] & Usachev [S. G.] in Kobyliansky 1992 | Valid | |
pelagica |
Nansenia pelagica
| Kawaguchi [K.] & Butler [J. L.] 1984 | Valid | |
problematica |
Nansenia problematica
| Lloris [D.] & Rucabado [J. A.] 1985 | Synonym | |
rissoanum |
Microstoma rissoanum
| (Sarato [C.] 1887) | Synonym | |
robusta |
Nansenia robusta
| Abe [T.] 1976 | Uncertain | |
sanrikuensis |
Nansenia sanrikuensis
| Kanayama [K.] & Amaoka [K.] in Amaoka et al. 1983 | Synonym | |
tenera |
Nansenia tenera
| Kawaguchi [K.] & Butler [J. L.] 1984 | Valid | |
tenuicauda |
Nansenia tenuicauda
| Kawaguchi [K.] & Butler [J. L.] 1984 | Valid | |