CLASSE: GASTROPODA: ÁGUA DOCE
FAMÍLIA: PACHYCHILIDAE
ESPÉCIE: Doryssa devians Brot, 1877
Tamanho médio: 43 – 58 mm
Habitat: rios e riachos, geralmente de maior correnteza
Ocorrência: Suriname, Guiana
Localidade tipo: Guyana: Surinam Flum. sup. (Hartwig); Maroni (Kappler). (Schneider vendt.)
Nome original: Pachychilus (Doryssa) devians (Brot, 1877)
Fotos: (1-3) University of Michigan Museum of Zoology: UMMZ 70583, British Guiana, Bryant Walker Collection

Fontes:
Descrição original: Brot, A. (1874-1879). Die Melaniaceen (Melanidae) in Abbildungen der Natur mit Beschreibungen. In: Systematisches Conchylien-Cabinet von Martini und Chemnitz. Ersten Bandes, vierundzwanzigste Abtheilung. (1) 24 (229): 1-32, pls. 1-6 (1874); (1) 24 (235): 33-80, pls. 7-12 (1875); (1) 24 (244): 81-128, pls. 13-18 (1875); (1) 24 (249): 129-192, pls. 19-24 (1876); (1) 24 (259): 193-272, pls. 25-30 (1877); (1) 24 (264): 273-352, pls. 31-36 (1877); (1) 24 (271): 353-400, pls. 37-42 (1878); (1) 24 (280): 401-456, pls. 43-48 (1879); (1) 24 (283): 457-488, pl. 49 (1879). Nürnberg (Bauer & Raspe)., disponível online em https://www.biodiversitylibrary.org/page/52389932
página(s): 352, pl. 35, figs 10a-c
Pain, T. (1956). Revision of the Melaniidae of British Guyana and Surinam. Basteria. 20(4-5): 91-105., disponível online em http://natuurtijdschriften.nl/download?type=document;docid=596362
página(s): 92
Berning M.I. (2020). Cerithioidea. Pp. 354-377, in: Thorp and Covich’s Freshwater Invertebrates, ed. 4. Volume 5 (C. Damborenea, F.C. Rogers & J.J. Thorp): Keys to neotropical and Antarctic fauna. Academic Press
Simone, L. R. L. (2006). Land and Freshwater Molluscs of Brazil. Editora Gráfica Bernardi, FAPESP. São Paulo, 390 pp.
página(s): 72
Vernhout, J. H. (1914). The non-marine molluscs of Surinam. Notes from the Leyden Museum. 36: 1-46, pls. 1-2., disponível online em https://www.biodiversitylibrary.org/page/14021311
página(s): 33, 41, 44
UMMZ Mollusk Data Group, LSA IT A (2026). University of Michigan Museum of Zoology, Division of Mollusks. Version 1.133. University of Michigan Museum of Zoology. Occurrence dataset https://doi.org/10.15468/qyvohy accessed via GBIF.org on 2026-11-06. https://gbif.org/occurrence/1882145045
MolluscaBase: https://molluscabase.org/aphia.php?p=taxdetails&id=1075026