CLASSE: GASTROPODA: TERRESTRE
FAMÍLIA: SIMPULOPSIDAE
ESPÉCIE: Simpulopsis eudioptus (Ihering, 1897)
Tamanho médio: 10 mm
Ocorrência: Brasil (São Paulo, Paraná, Santa Catarina)
Localidade tipo: Brasil, São Paulo
Nome original: Bulimulus eudioptus Ihering, 1897
Sinônimos: Naesiotus eudioptus (Ihering, 1897); Simpulopsis (Eudioptus) eudioptus (Ihering, 1897); Protoglyptus eudioptus (Ihering, 1897)
Descrição original:
(Ihering, 1897): “Shell small, ovate, narrowly perforate, very thin and fragile, light chestnut colored; somewhat transparent, showing the columella through the shell, shining. Sculpture of slight, inconspicuous growth-wrinkles and very delicate cuticular spiral striae. Spire short, the apex rather obtuse, nepionic whorls ivith very fine, close longitudinal riblets, the intervals densely and lightly scratched spirally. Whorls 4 3/4, rather convex, the last inflated. Aperture ovate, slightly more than half the length of the shell, colored within like the outside; outer lip thin and fragile, unexpanded; columellar lip narrowly reflexed above, nearly covering the narrow umbilical perforation; columella concave.”
Foto: (1) The Academy os Natural Sciences, Philadelphia: LECTOTYPE de Bulimulus eudioptus, ANSP 71240, doador v. Ihering, H. , São Paulo, 1897, 10.5mm

Figura: Hass, 1959: Bulimulus (Protoglyptus) eudioptus Ihering, Nova Teutonia, Santa Catarina, Brasil
Fontes:
Descrição original: (como Bulimulus eudioptus Ihering, 1897) 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): 89, pl. 14, figs 16-17
Cuezzo, M. G., Jose Miranda, M. & Ovando, X. M. C. (2013). Species Catalogue of Orthalicoidea in Argentina (Gastropoda: Stylommatophora). Malacologia. 56(1 & 2): 135-191., disponível online em https://doi.org/10.4002/040.056.0210
página(s): 185
Haas, Fritz. 1959. “Inland Mollusks from Venezuela, Southern Brazil, and Peru.” Fieldiana 39: 363–371, disponível online em https://www.biodiversitylibrary.org/part/31131
Simone, L. R. L. (2006). Land and Freshwater Molluscs of Brazil. Editora Gráfica Bernardi, FAPESP. São Paulo, 390 pp. pag. 126, fig. 398 (como Naesiotus eudioptus)
Molluscabase: https://www.molluscabase.org/aphia.php?p=taxdetails&id=1290971