(1,2) Natural History Museum, London: (1) SYNTYPE de Systrophia stenogyra (L. Pfeiffer, 1854), NHMUK 20220269, Brasil, Egas; (2) NHMUK 1850.10.28.4, Ega, Brasil, doador: Mr S Stephens
Fontes:
Descrição original: (como Helix stenogyra L. Pfeiffer, 1854)Pfeiffer, L. (1854). Nachschrift. Malakozoologische Blätter. 1: 221-223., disponível online em https://www.biodiversitylibrary.org/page/15864684 página(s): 221
Ramírez, R.; Paredes, C.; Arenas, J. (2003). Moluscos del Perú. Revista de Biologia Tropical. 51 (supplement 3): 225-284
Natural History Museum (2026). Natural History Museum (London) Collection Specimens. Occurrence dataset https://doi.org/10.5519/qd.4fmbrm00 accessed via GBIF.org on 2026-03-07. https://www.gbif.org/occurrence/1826116251