Opisthostoma cf. vermiculum

Foon, Junn Kitt, Clements, Gopalasamy Reuben & Liew, Thor-Seng, 2017, Diversity and biogeography of land snails (Mollusca, Gastropoda) in the limestone hills of Perak, Peninsular Malaysia, ZooKeys 682, pp. 1-94 : 2

Opisthostoma cf. vermiculum Figure 12D

Materials examined.

Prk 01 G. Tempurung: BOR/ MOL 11400 .

Distribution.

Known from Gunung Tempurung only, but surrounding hills have yet to be adequately surveyed.

Remarks.

Similar to Opisthostoma vermiculum in the manner of coiling for the penultimate and ultimate whorls. Differ from O. vermiculum in the coiling axis of apical and antepenultimate whorls.

Figures

Figure 12. A Opisthostoma castor van Benthem Jutting, 1952 BOR / MOL 10115. Perak, Ipoh, Gua Tok Giring Plot 1 B Opisthostoma cf. gittenbergeri BOR / MOL 9151. Perak, Ipoh, Gunung Kanthan Plot 4 C Opisthostoma cf. subconicum BOR / MOL 9183. Perak, Ipoh, Gunung Kanthan Plot 4 D Opisthostoma cf. vermiculum BOR / MOL 11400. Perak, Ipoh, Gunung Tempurung Plot 2.