Pterocyclus rupestris Benson, 1832

Sajan, S. K., Tripathy, Basudev & Biswas, Tulika, 2018, Species inventory of land and freshwater Molluscs from Andhra Pradesh and Telangana states of India, Records of the Zoological Survey of India 118 (2), pp. 141-155 : 144

Pterocyclus rupestris Benson, 1832 [ Plate 1 ; Figure B]

Material examined: Maradumilli Hills (11 ex,), Date:

09.ix.2016, Coll: Dr Varadaraju and Party, Reg. No: M29420/7

Shell characters: Shell whitish with regular angular chocolate markings, both above and below, closely, radially striate; apex scarcely raised, the last whorl moderately descending; aperture circular, differs from the other being marked with chocolate streaks both above and below and also in the form of the wing; the inner peristome forms a loop and the outer extends above it producing a broad flap, which terminates a little in front of the margin of the aperture, touching the last whorl.

Known distribution range: Jharkhand, Odisha, West Bengal. Present report is the range extension to Andhra Pradesh.

IUCN status: This taxon has not yet been assessed by the IUCN Red List.

Figures

Plate 1. ACyclophorus polynema (Pfeiffer, 1854); B. Pterocyclus rupestris Benson, 1832; C. Rachis punctatus (Anton, 1839); D. Glessula subtornensis Gude, 1914; E. Zootecus insularis (Ehrenberg, 1831); F. Kaliella barrakporensis (Pfeiffer, 1852)