Glyptothorax callopterus ^ZBK:

Muar drainage: SU 31003 (1; 40.6). Malaysia: USNM 229263 (1; 48.3), USNM 229305 (1, 48.8). Peninsular Thailand: ANSP 59373 (1; 42.2), ANSP 76834 (48 + 4 c&s; 33.9-56.1), USNM 109609 (1; 61.7), USNM 109819 (2; 47.4-48.2, paratypes).