CLASSE: GASTROPODA: TERRESTRE
FAMÍLIA: BULIMULIDAE
ESPÉCIE: Mesembrinus semimaculatus (Pilsbry, 1898)
Tamanho médio: 22 mm
Ocorrência: Colômbia (Bolívar, Casanare, Cundimarca, La Guajira, Tolima), Panamá, Costa Rica, Nicaragua, Guatemala
Localidade tipo: Colômbia, “Carthagena”
Nome original: Drymaeus semimaculatus Pilsbry, 1898
Sinônimos: Bulimus maculatus I. Lea, 1838; Drymaeus (Mesembrinus) semimaculatus Pilsbry, 1898
Fotos: (1-3) Smithsonian National Museum of Natural History, SYNTYPE de Mesembrinus semimaculatus (Pilsbry, 1898), USNM 105153, Colômbia, coletor: Gibbon

Fontes:
Descrição original: (como Drymaeus semimaculatus Pilsbry, 1898) Pilsbry, H. A. (1897-1898). Manual of conchology, structural and systematic, with illustrations of the species. Ser. 2, Pulmonata. Vol. 11: American Bulimulidae: Bulimulus, Neopetraeus, Oxychona, and South American Drymaeus. pp 1-339, pls 1-51. Philadelphia, published by the Conchological Section, Academy of Natural Sciences. [pp. 1-64, pls. 1-13, May 11, 1897; pp. 65-144, pls. 14-25, Oct. 15, 1897; pp. 145-208, pls. 27-41, May 3, 1898; pp. 209-339, pls. 26, 42-51, Dec. 7, 1898]. , disponível online em https://biodiversitylibrary.org/page/1101398
página(s): 297
Thompson, F. G. (2011). An annotated checklist and bibliography of the land and freshwater snails of México and Central America. Florida Museum of Natural History Bulletin. 50(1): 1-299
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): 11, 40, 42
Breure, Bram & Borrero, Francisco. (2019). A review of Stenostylus Pilsbry, 1898 and Drymaeus Albers, 1850 (Mollusca: Gastropoda: Orthalicoidea: Bulimulidae) from Colombia, with description of new species, disponível online em Researchgate
MolluscaBase: https://www.molluscabase.org/aphia.php?p=taxdetails&id=1064772