Brachyrhaphini

Lucinda, Paulo Henrique Franco & Reis, Roberto E., 2005, Systematics of the subfamily Poeciliinae Bonaparte (Cyprinodontiformes: Poeciliidae), with an emphasis on the tribe Cnesterodontini Hubbs, Neotropical Ichthyology 3 (1), pp. 1-60 : 38

Tribe Brachyrhaphini , new

[Clade 61]

Type-genus: Brachyrhaphis Regan, 1913 .

Diagnosis. Brachyrhaphins can be diagnosed by the following not uniquely derived and/or reversed features: (1) anterior margin of frontals extend anterior by between nasals [1-0]; (2) anterior process of anterior ceratohyal extending ventral to ventral hypohyal present [24-0]; (3) pelvic girdle of males very posterior, anterior border of basipterygium posterior to the posterior border of cleithrum [35-0]; (4) second gonapophysis approximately perpendicular to vertebral column [54-4]; (5) first proximal radial of dorsal fin in adult males located between neural spines of 11 th and 12 th vertebrae [62-6]; (6) adult females with first proximal radial of dorsal fin located between neural arches of 11 th and 12 th vertebrae [63-3]; (7) nine dorsal-fin rays (males and females) [64- 1]; (8) anterior process on base of fifth middle anal-fin radial in adult males hardly developed and round [78-2]; (9) ninth gonactinost bearing wing-like lateral projections [84-1]; (10) males with 10 anal-fin rays [85-0]; (11) R5a, R5p, R4a, and R4p directed upwards [112-1]; (12) less than nine caudal-fin rays in contact with the hypural plate [132-0]; (13) dorsal fin moderately pigmented with black [136-1]; (14) ground pigmentation of anal fin of females moderately speckled with black, with chromatophores more concentrated anteriorly and forming a dark stripe on first rays [140-1]; and (14) orbital bones absent [143-0].

Composition. Genus Brachyrhaphis .

Distribution. As for Brachyrhaphis .