CLASSE: GASTROPODA: TERRESTRE
FAMÍLIA: CHAROPIDAE
ESPÉCIE: Charopatagonia villarricensis (Miquel & G. M. Barker, 2009)
Tamanho médio: 1.9 – 2.3 mm
Distribuição: Chile (Concepción)
Localidade tipo: Chile, Concepción, Fundo El Manzano
Nome original: Radiodiscus villarricensis Miquel & G. M. Barker, 2009
Etimologia: o nome da espécie é uma referência à For Villarrica, uma cidade chilena próxima à localidade tipo
Descrição original:
(Miquel & G. M. Barker, 2009): “Shell small (1.87–2.3 mm diameter), discoidal to almost planispiral, with 3.5–3.75 convex whorls; suture impressed; embryonic and adult shells clearly differentiated; protoconch of 1.75 whorls and ornamented with 15 spiral, low, rounded lirae that are more strongly developed on the first whorl; teleoconch ornamented with about 100 radial, slightly sigmoidial, weakly prosocline ribs (65 on body whorl; about 20 per millimeter on last part);
space between major ribs with 7–8 axial riblets reticulated with delicate spiral lirae that are most prominent dorsally in the first-half teleoconch whorl and ventrally on the walls of the umbilicus; aperture subcircular (0.80 shell height), a little excavated from the body whorl; umbilicus open, moderately wide (0.22 greater shell diameter), scarcely perspective; chestnut-coloured, overlain with dark flammulations; animal unknown.”
Fotos: Miquel & G. M. Barker, 2009: Charopatagonia villarricensis: (1) HOLOTYPE FMNH 312.443; (2) PARATYPE FMNH 308.219; Fundo El Manzano, Concepción, Chile, coll. T. Cekalovic, 7.xii.1996
Fontes:
Descrição original: (como Radiodiscus villarricensis Miquel & G. M. Barker, 2009) Miquel, S. E.; Barker, G. M. (2009). New Charopidae from Chilean Argentine Patagonia: (Mollusca: Gastropoda: Stylommatophora). Archiv für Molluskenkunde. 138(1): 53-61., disponível online em https://doi.org/10.1127/arch.moll/0003-9284/138/053-061
página(s): 55
nova combinação Miquel, S. E. & Barker, G. M. (2023). Charopatagonia, a new genus of Charopidae from meridional America, with description of two new species (Mollusca, Eupulmonata, Punctoidea). Spixiana. 45(2): 159-167
Molluscabase: https://molluscabase.org/aphia.php?p=taxdetails&id=1648700