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 Philalanka pusilla Maassen, 2000 Figure 26B Materials examined. Prk 53 Hill KF : BOR/ MOL 10705 , BOR/ MOL 10750 , BOR/ MOL 10673 . mykarst-184 Bat Cave : BOR/MOL 9865.mykarst-027: BOR/MOL 9045, BOR/MOL 9128. Prk 47 Kanthan : BOR/MOL 9452, BOR/MOL 9154. Prk 36 Gua Datok : BOR/ MOL 10063 , BOR/ MOL 10424 , BOR/ MOL 10460 . Prk 23 G. Rapat : BOR/ MOL 10266 . Prk 34 G. Tasek : BOR/ MOL 11124 , BOR/ MOL 11188 . Prk 01 G. Tempurung : BOR/ MOL 11219 . Distribution. In Peninsular Malaysia, known from Kinta Valley, Perak. Elsewhere, in Sumatra, Indonesia ( Maassen 2000 ). Remarks. Shell smaller and flatter than Philalanka kusana , spire low. Shell yellow to light brown. Five or more major spiral ridges and more changes in angularity of whorls. New record for Peninsular Malaysia.