Ritter-Záhony, 1909
Seven species known from the area. Juveniles of this genus exhibit a deep serrulation on the distal inner edge of the hooks, quite different from the slight serrulation of the Sagitta species of the serratodentata group.
— fowleri group:
Eukrohnia bathyantarctica
Eukrohnia fowleri
Eukrohnia proboscidea
— hamata group:
Eukrohnia bathypelagica
Eukrohnia flaccicoeca
Eukrohnia hamata
Eukrohnia macroneura