. Central Asiatic Expeditions of the American Museum of Natural History, under the leadership of Roy Chapman Andrews : preliminary contributions in geology, palaeontology, and zoology. Central Asiatic Expeditions (1921-1930); Scientific expeditions; Natural history; Scientific expeditions; Natural history. 344 Bulletin American Museuyn of Natural History [Vol. LIV Baxbus nigrodorsalis (Oshima) Spinibarbus nigrodorsalis Oshima, 2'.)2(), Annot. Zool. Japon., XI, p. 10. Kachek River, Hainan. A large-scaled Barbus, two pairs of barbels, dorsal black-bordered. Description of a specimen (Number 8367
. Central Asiatic Expeditions of the American Museum of Natural History, under the leadership of Roy Chapman Andrews : preliminary contributions in geology, palaeontology, and zoology. Central Asiatic Expeditions (1921-1930); Scientific expeditions; Natural history; Scientific expeditions; Natural history. 344 Bulletin American Museuyn of Natural History [Vol. LIV Baxbus nigrodorsalis (Oshima) Spinibarbus nigrodorsalis Oshima, 2'.)2(), Annot. Zool. Japon., XI, p. 10. Kachek River, Hainan. A large-scaled Barbus, two pairs of barbels, dorsal black-bordered. Description of a specimen (Number 8367, American Museum of Natural History). Locality: Nodoa, Hainan, April 23, 1923. Length to base of caudal 115 mm. Depth in length ; head Eye in head 4; snout 3; interorbital ; ; posterior barbel ; anterior barbel 5; depth of peduncle ; length of pedvmcle ; pectoral ; ventral ; longest dorsal ray, ; height of anal ; caudal lobe Dorsal 11; anal 7. Scales 20 ( on base of caudal). Teeth 3-rowed, 5, 3, 2; with narrow pointed tips; slightly bent, the main teeth stout. Head broad, flat-topped, blunt; mouth horizontal, lower jaw slightly the shirter; two slender maxillary barbels; gill-membranes joined to the isthmus;. Fig. 14. Barhtis nigrodorsalis . 115 mm. without caudal. patch of .small horny warts on right proorbital; maxillary to under front margin of eye. simple ray of dorsal not enlarged or spiny; ventral under center of dorsal; pectoral not reaching ventral; ventral not reaching anal. Lateral line complete; scales roughened with subparallel horizontal stria'. Dark along the back; scales of sides with dark outlines; belly and lower fins pale; dorsal with conspicuous black upper posterior border; caudal with submarginal streak on the lobes , and faint dusky edge in the notch. A color sketch from life is silvery; greenish on the top of head and on the back; scales of back and sides nar
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