The Ceratocanthinae of Ulu Gombak: high species richness at a single site, with descriptions of three new species and an annotated checklist of the Ceratocanthinae of Western Malaysia and Singapore (Coleoptera, Scarabaeoidea, Hybosoridae) Author Ballerio, Alberto , Brescia, Italy Author Maruyama, Munetoshi The Kyushu University Museum, Fukuoka, Japan text ZooKeys 2010 2010-01-28 34 34 77 104 journal article 10.3897/zookeys.34.268 7a68e13d-3c05-49d5-86a3-7bdb5c4af1ce 1313–2970 576606 553C91CE-FEA1-4867-929B-2865647E4B2E Pterorthochaetes insularis Gestro, 1899 ( Fig. 3A ) Known distribution: Indonesia , Philippines ( Paulian 1978 ), Nepal ( Ballerio 1999 ), West Malaysia ( Kelantan ) (Grebennikov et al. 2005). New material examined: West Malaysia , Perak , 25 km NE of Ipoh, Banjaran Titi Wangsa Mounts, Gunung Korbu, 1400–1800 mt., 11–31.I.1999 , leg. P. Cechovsky ( ABCB ). Remarks. First record for Perak and Selangor. Based on unpublished data of the senior author, P. insularis is a quite common species with a wide distribution, spanning from Nepal to Borneo, with a strong geographical morphological variation, whose taxonomic meaning still needs to be evaluated.