Diversity and biogeography of land snails (Mollusca, Gastropoda) in the limestone hills of Perak, Peninsular Malaysia Author Foon, Junn Kitt Institute for Tropical Biology and Conservation, Universiti Malaysia Sabah, Jalan UMS, 88400 Kota Kinabalu, Sabah, Malaysia & Rimba, 22 - 3 A, Casa Kiara 2, Jalan Kiara 5, 50480 Kuala Lumpur, Malaysia Author Clements, Gopalasamy Reuben Rimba, 22 - 3 A, Casa Kiara 2, Jalan Kiara 5, 50480 Kuala Lumpur, Malaysia & Department of Biological Sciences, Sunway University, No. 5 Jalan Universiti, 47500 Bandar Sunway, Selangor, Malaysia Author Liew, Thor-Seng Institute for Tropical Biology and Conservation, Universiti Malaysia Sabah, Jalan UMS, 88400 Kota Kinabalu, Sabah, Malaysia & Rimba, 22 - 3 A, Casa Kiara 2, Jalan Kiara 5, 50480 Kuala Lumpur, Malaysia thorsengliew@gmail.com text ZooKeys 2017 2017-07-04 682 1 94 http://dx.doi.org/10.3897/zookeys.682.12999 journal article http://dx.doi.org/10.3897/zookeys.682.12999 1313-2970-682-1 0AE82225C67E4D908BBEC30124E6C312 FFBCE458FFDBFFC93B2EFFB2F562FFBE 3484859 Cyclophorus perdix perdix (Broderip & Sowerby, 1829) Figure 6E Materials examined. Prk 23 G. Rapat : BOR/ MOL 10226 , BOR/ MOL 10201 . Prk 36 Gua Datok : BOR/ MOL 10496 . Prk 01 G. Tempurung : BOR/ MOL 11131 , BOR/ MOL 11241 . Distribution. In Peninsular Malaysia, known from Pahang ( Maassen 2001 ). Elsewhere, in Sumatra and Java, Indonesia ( van Benthem Jutting 1941 , 1959 ). Remarks. Distinguished from congeners by its smaller shell, indistinct sculpture, somewhat keeled periphery and fine, complex brown mottled pattern.