Fotos: Natural History Museum, London: SYNTYPE de Happiella mediocris, NHMUK 20130186, Equador, Cuenca
Fontes:
Descrição original: (como Helix mediocris Reeve, 1854)Reeve, L. A. (1851-1854). Monograph of the genus Helix. In: Conchologia iconica, or, illustrations of the shells of molluscous animals, vol. 7, pls. 1-210 and unpaginated text. L. Reeve & Co., London, disponível online em https://biodiversitylibrary.org/page/11120877
página(s): pl. 191, species 1337
Natural History Museum (2026). Natural History Museum (London) Collection Specimens. Occurrence dataset https://doi.org/10.5519/qd.4fmbrm00 accessed via GBIF.org on 2026-03-04. https://www.gbif.org/occurrence/1056549657