Nome original: Drymaeus (Neopetraeus) filiola Pilsbry, 1897; Neopetraeus filiola Pilsbry
Fotos: (1,2) The Academy of Natural Sciences, Philadelphia: HOLOTYPE ANSP 25724, 28 mm
Fontes:
Descrição original:(comoDrymaeus (Neopetraeus) filiola Pilsbry, 1897)Pilsbry, H. A. (1897). Descriptions of new South American bulimuli. Proceedings of the Academy of Natural Sciences of Philadelphia. 49: 18-22., disponível online em https://www.biodiversitylibrary.org/page/1854546
página(s): 22
Breure, A. S. H. (1978). Notes on and descriptions of Bulimulidae (Mollusca, Gastropoda). Zoologische Verhandelingen. 164(1): 3-255