Gastromyzon pariclavis group

H. H. Tan & Z. H. Sulaiman, 2006, Three new species of Gastromyzon (Teleostei: Balitoridae) from the Temburong River basin, Brunei Darussalam, Borneo., Zootaxa 1117, pp. 1-19: 13

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Gastromyzon pariclavis group


Gastromyzon pariclavis group  ZBK 

Diagnosis. This species group is defined by the following suite of characters: an elongated snout, with snout length 50.0-73.1 % HL; a rounded and protruding head when viewed dorsally; an angular gill slit; a distinct subopercular groove, which is continuous with the pectoral fin origin; caudal fin appearing to have the distal top and bottom rays elongated when the fin is not stretched out; absence of secondary rostrum; absence of postoral pouch; absence of scales on abdomen; and coloured fins in life. Males and females of G. embalohensis  ZBK  have red and yellow fins, respectively (Rachmatika, 1998). In G. venustus  ZBK  , both sexes have reddish fins.