Systematics of the subfamily Poeciliinae Bonaparte (Cyprinodontiformes: Poeciliidae), with an emphasis on the tribe Cnesterodontini Hubbs Author Lucinda, Paulo Henrique Franco Author Reis, Roberto E. text Neotropical Ichthyology 2005 2005-03-31 3 1 1 60 http://www.scielo.br/scielo.php?script=sci_arttext&pid=S1679-62252005000100001&lng=en&tlng=en journal article 10.1590/S1679-62252005000100001 1982-0224 5417369 Tribe Girardinini Hubbs , new usage [Clade 116] Girardinini Hubbs, 1924: 9 . Type-genus: Girardinus Poey, 1854 . Diagnosis. Girardinins can be diagnosed by the following not uniquely derived and/or reversed features: (1) width of first pelvic-fin ray in adult males decreasing abruptly at distal portion, distal slender portion long [41-1]; (2) distal portion of second and third gonactinosts fused [71-1]; (3) more distal elements of R6 branches totally fused [127-2]; and (4) dark patch of pigmentation along R3 [138-1]. Composition. Genera Girardinus , Phallichthys , Xenophallus , Poeciliopsis , Phalloptychus . Distribution. USA , Mexico , Cuba , Belize , Guatemala , Honduras , Costa Rica , Panama , Colombia , and Brazil .