Glyptosternon quadriocellatum Mai 1978 Glyptosternon minutum Mai 1978 Glyptothorax minutus Hora 1921 Glyptothorax Glyptothorax spectrum Kottelat 2001 Glyptosternon quadriocellatum Mai 1978 Glyptosternon minutum Mai 1978 Glyptothorax spectrum Kottelat 2001b Glyptosternon minutum Mai 1978 Glyptothorax minutus Glyptothorax Glyptothorax quadriocellatus Genera of the Asian Catfish Families Sisoridae and Erethistidae (Teleostei: Siluriformes). Alfred W. Thomson Lawrence M. Page Zootaxa 2006 1345 1 96 6KLT4 Actinopterygii Sisoridae Glyptothorax Animalia Siluriformes 53 Chordata species quadriocellatus   Glyptosternon quadriocellatum Mai 1978: 272, fig. 121.  Fast-running creeks, n. Vietnam.? DVZUT.   Glyptosternonminutum Mai 1978: 274, fig. 122. Type locality: Fast-running creeks, n. Vietnam.? DVZUT. Subjectively invalid; secondarily preoccupied by Glyptothorax minutus Hora 1921in Glyptothorax, replaced by Glyptothorax spectrum Kottelat 2001. Also, Kottelat (2001b) serves as first reviser selecting Glyptosternon quadriocellatum Mai 1978over Glyptosternon minutum Mai 1978.  Glyptothorax spectrum Kottelat 2001b: 55. Replacement name for Glyptosternon minutum Mai 1978, secondarily preoccupied by Glyptothorax minutus[minutum] Hora 1921 in Glyptothorax. Considered by Kottelat (2001b) to be a synonym of Glyptothorax quadriocellatus.  Distribution: Red River drainage, China and Vietnam (Yen, 1985; Chu et al., 1999). 923901242 DVZUT Vietnam Fast-running creeks, n. Vietnam