Discoleus aguirrei (Doering, 1884)

CLASSE: GASTROPODA: TERRESTRE

FAMÍLIA: BOTHRIEMBRYONTIDAE

ESPÉCIE: Discoleus aguirrei (Doering, 1884)

Tamanho médio: 20 – 23 mm

Ocorrência: Argentina (Buenos Aires, La Pampa)

Localidade tipo: Argentina, Província de Buenos Aires, Tandil, “Cerro Claraz, Cerro de la Piedra Movediza, Sierra Tolosa”

Nome original: Eudioptus aguirrei Doering, 1884

Sinônimos: Eudioptus mendozanus Doering; Eudioptus mendozanus bonaerensis, Doering; Bulimulus (Lissoacme) aguirrei

Descrição:

(Miquel, 2010): “Shell: medium sized, subovoid, rimmed, spire weekly developed and last whorl prominent, 6 whorls subconvex, the last of which occupying 80Vo of the total length, sometimes presenting a certain succinoid aspect. Aperture occupying 60% of the total width, lip sharp, not reflexed, expanding in a soft curve. Callus generally well marked. Walls very slender, fragile, with marked growth lines, giving the shell a rough aspect. Periostracum yellow-brown to yellow-olivaceous, generally with some intermingled dark bands. Sometimes, these bands may be broken up into dotted lines or flames. Apex carrying axial ridges crossed by fine spiral costulae.”

Fotos: (1,2) cortesia Femorale, 2016, Província de Buenos Aires, 21.4 e 20.3mm respectivamente; (3,4) iNaturalist, observação 354649933, créditos: Damián Ganime (CC BY-NC), 27.ii.2024, Tornquist, AR-BA, AR (Google, OSM)

Fontes:

Descrição original: (como Eudioptus aguirrei Doering, 1884) Doering, A. (1884). Moluscos Pulmonata Stylommatophora. Actas de la Academia Nacional de Ciencias de Cordoba. 5(2): 111-115. página(s): 112, pl. 2 fig. 2

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
page(s): 138, Fig 1A

Miquel, Sergio. (2010). Redescription of Argentinean Species of the Genera Discoleus, Plectostylus, Scutalus and Simpulopsis (Gastropoda, Stylommatophora, Bulimulidae). Studies on Neotropical Fauna and Environment. December 1998. 178-187

Montenegro, R., D. Forcelli, E. Salas Oroño, S. Miquel, 2024. Iconografía de Moluscos Continentales de Argentina – Primera parte. Fundación de Historia Natural Félix de Azara. Libro digital

Molluscabase: https://www.molluscabase.org/aphia.php?p=taxdetails&id=1288540