'Henicorhynchus' thaitui, a new species of cavefish from Central Vietnam (Teleostei, Cyprinidae).
'Henicorhynchus' thaitui sp. nov. is described from a subterranean stream in a karst cave in Phong Nha Ke Bang National Park, Quang Binh Province, Central Vietnam. It differs from all congeners in having a pale pink body in life, smaller eyes with diameter less than the maxillary barbel length, and two pairs of barbels, the maxillary barbel being much longer than the rostral barbel.
['Nguyen|Dinh Tao|DT|https://orcid.org/0000-0002-1414-2611', 'Ho|Anh Tuan|AT|', 'Hoang|Ngoc Thao|NT|', 'Wu|Hua|H|', 'Zhang|E|E|']
Cypriniformes Southeast Asia karst system morphology taxonomy