Akysis alfredi ZBK: ZRC 40714 (holotype), 25.3 mm SL; CMK 13026 (3 paratypes), 25.3-27.7 mm SL; UMMZ 233004 (2 paratypes), 25.9-28.4 mm SL; ZRC 40715 (17 paratypes), 23.5-30.0 mm SL; Malaysia: Pahang, Tasek Bera, approximately 300m E of Fort Iskandar . ZRC 20755-20757 (3 paratypes), 24.7-25.6 mm SL; Malaysia: Pahang, Fort Iskandar .