title: A new species of Kalophrynus with a unique male humeral spine from Peninsular Malaysia (Amphibia, Anura, Microhylidae).
abstract: A new microhylid, Kalophrynus yongi, Is described from the Cameron Highlands of Peninsular Malaysia. Morphologically, the new species differs from all known congeners by having a very stout forelimb with a humeral spine in males. Acoustically, it resembles K. baluensis and K. heterochirus and sharply differs from K. interlineatus, K. pleurostigma, K. palmatissimus, and K. nubicola.
authors.affiliation: Graduate School of Human and Environmental Studies, Kyoto University, Sakyo-ku, Kyoto 606-8501, Japan. fumi@zoo.zool.kyoto-u.ac.jp
authors.forename: Masafumi
authors.initials: M
authors.lastname: Matsui
mesh_terms: D000818:Animals; D001001:Anura / Q000033:anatomy & histology* / Q000145:classification*; D006811:Humerus / Q000033:anatomy & histology; D007814:Larva; D008296:Malaysia; D008297:Male; D010063:Ovum; D013045:Species Specificity; D014828:Vocalization, Animal