Geoplana graffii occidentalis | 1896 or earlier | | | four specimens of this variety at Otira, and six near Lake Mahinapua. |
Geoplana graffii otiraensis | 1896 or earlier | | | Five specimens were obtained at Otira, and one near Lake Mahinapua. |
Geoplana mariae | 1896 or earlier | | | one specimen of this species at Otira and four or five near Lake Mahinapua. |
Geoplana subquadrangulata | 1896 or earlier | | | common East Coast species from Otira, Jackson's, and Lake Mahinapua, on the West Coast, though it was not abundant at any of these localities. |
Geoplana moseleyi | 1956 or earlier | | | |