MolluscaBase source details
Pilsbry, H. A. & Olsson, A. A. (1953). A Colombian Pomacea of the Effusa Group. The Nautilus. 66(3): 98-99, pl. 6, fig. 6.
421676
Pilsbry, H. A. & Olsson, A. A.
1953
A Colombian <i>Pomacea</i> of the <i>Effusa</i> Group
The Nautilus
66(3): 98-99, pl. 6, fig. 6
Publication
Pomacea (Effusa) oligista Pilsbry & Olsson, 1953 accepted as Pomacea planorbula (R. A. Philippi, 1852) (original description)