Opisthoporus penangensis (Stoliczka, 1872)

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

Opisthoporus penangensis (Stoliczka, 1872) Figure 8A

Materials examined.

Prk 64 Bt Kepala Gajah: BOR/ MOL 10101 , BOR/ MOL 10127 , BOR/ MOL 10134 , BOR/ MOL 10173 . Prk 55 G. Pondok: BOR/ MOL 11505 , BOR/ MOL 11478 , BOR/ MOL 11535 .

Distribution.

In Peninsular Malaysia, known from Penang, Perak and Kelantan ( Maassen 2001). Elsewhere, in Pattani, Thailand ( Maassen 2001).

Remarks.

Distinguished from Opisthoporus rostellatus (Pfeiffer, 1851) by the pneumatophore being nearer to the aperture and the absence of a wing-like sutural extension at the peristome.

Figures

Figure 8. A Opisthoporus penangensis (Stoliczka, 1872) BOR / MOL 10101. Perak, Ipoh, Gua Tok Giring Plot 1 B Opisthoporus rostellatus (Pfeiffer, 1851) BOR / MOL 11410. Perak, Ipoh, Gunung Tempurung Plot 4 C Opisthoporus solutus (Stoliczka, 1872) BOR / MOL 11534. Perak, Ipoh, Gunung Pondok, plot 4 D Platyraphe ' BatuKebelah 1 ' BOR / MOL 10187. Perak, Ipoh, Gua Tok Giring Plot 4 E Platyraphe lowi (de Morgan, 1885 a) BOR / MOL 9407. Perak, Ipoh, Mykarst- 025 Plot 2 F Rhiostoma jousseaumei de Morgan, 1885 b BOR / MOL 10225. Perak, Ipoh, Gunung Rapat Plot C 6.