CLASSE: GASTROPODA: ÁGUA DOCE
FAMÍLIA: HEMISINIDAE
ESPÉCIE: Aylacostoma brasiliense (S. Moricand, 1838)
Tamanho médio: 32 mm
Habitat: Rios e riachos, geralmente de maior correnteza
Ocorrência: Brasil: Amazonas, Goiás, Bahia (Simone, 2006); Pernambuco (NHMUK)
Localidade tipo: “Hab. les eaux douces près de Villa de Barra…”, sem localização precisa
Nome original: Melanopsis brasiliensis Moricand, 1838
Sinônimos: Hemisinus brasiliensis (Moricand, 1838); Doryssa brasiliensis (S. Moricand, 1838)
Fotos: (1-3) Museu Nacional de História Natural, Paris: SYNTYPE de Aylacostoma brasiliense, MNHN-IM-2000-36343, Villa de Barra, Pernambuco, Brasil, 32.5mm


Figura: Breure, Abraham S. H., and Emmanuel Tardy. 2020: (41-43) Aylacostoma crenocarina (S.Moricand, 1841), (41) SYNTYPE de Melanopsis crenocarina melanostoma S. Moricand, 1841, MHNG-INVE-91242 (H = 38.8mm), (42) SYNTYPE de Melanopsis crenocarina bilineata S. Moricand, 1841, MHNG-INVE-91240 (H = 36.2mm), (43) SYNTYPE de Melanopsis crenocarina leucostoma S.Moricand, 1841, MHNG-INVE-91241 (H = 42.9mm); (44) Doryssa ventricosa (J. Moricand, 1856), SYNTYPE MHNG-INVE-91243 (H = 37.6mm); (45) Aylacostoma brasiliense (S. Moricand, 1838), SYNTYPE MHNG-INVE-91238 (H = 41.1mm); (46) Doryssa macapa (J. Moricand, 1856), SYNTYPE MHNG-INVE-91239 (H = 37.1mm); (47) Doryssa cingulata (J. Moricand, 1860), SYNTYPE MHNG-INVE-91245 (H = 33.5mm)
Fontes:
Descrição original: (como Melanopsis brasiliensis Moricand, 1838) Moricand, S. (1838). Premier supplément au mémoire sur les coquilles terrestres et fluviatiles de la province de Bahia, envoyées par. M. J. Blanchet. Mémoires de la Société de Physique et d’Histoire Naturelle de Genève. 8(1): 139-148, pl. 3., disponível online em https://www.biodiversitylibrary.org/page/10400762
página(s): 144, pl. 3 figs 12–13
Simone, L. R. L. (2006). Land and Freshwater Molluscs of Brazil. Editora Gráfica Bernardi, FAPESP. São Paulo, 390 pp.
página(s): 79
Breure, Abraham S. H., and Emmanuel Tardy. 2020. “From the shadows of the past: Moricand senior and junior, two 19th century naturalists from Geneva, with their newly described taxa and molluscan types.” Revue suisse de zoologie 123 (1): 113–138, disponível online em https://www.biodiversitylibrary.org/part/304335
Natural History Museum (2025). Natural History Museum (London) Collection Specimens. Occurrence dataset https://doi.org/10.5519/qd.cv5d8yso accessed via GBIF.org on 2026-02-01. https://www.gbif.org/occurrence/1056366447
MolluscaBase (2025): https://www.molluscabase.org/aphia.php?p=taxdetails&id=1165209