MolluscaBase source details
Walker, B. (1904). Notes on eastern American Ancyli. II. The Nautilus. 18(2): 16-17, pl. 1; 18(3): 25-30, pl. 2.
414725
Walker, B.
1904
Notes on eastern American Ancyli. II
The Nautilus
18(2): 16-17, pl. 1; 18(3): 25-30, pl. 2
Publication
Date
action
by
Ancylus (Ferrissia) rivularis Say, 1817 accepted as Ferrissia rivularis (Say, 1817) (basis of record)
Ancylus tardus Say, 1831 accepted as Ferrissia rivularis (Say, 1817) (additional source)
Ancylus tardus Say, 1831 accepted as Ferrissia rivularis (Say, 1817) (additional source)
