Gymnocorymbus

publication ID	https://doi.org/ 10.11646/zootaxa.3956.1.1
publication LSID	lsid:zoobank.org:pub:14870FDE-0B98-4B53-A9F5-F2FBAD0A761E
DOI	https://doi.org/10.5281/zenodo.6105529
persistent identifier	https://treatment.plazi.org/id/846387A3-FFD3-375F-B7D0-F9C5FA27F8CD
treatment provided by	Plazi
scientific name	Gymnocorymbus
status

1 Thirteen to sixteen gill rakers on lower limb of first branchial arch.............................................. 2

- Eleven (rarely twelve) gill rakers on lower limb of first branchial arch....................... G. bondi View in CoL (Orinoco basin)

2 Pelvic-fin rays i,6,i or i,7............... G. thayeri View in CoL [Amazon basin (except Rio Madeira) and rivers of northeastern Brazil]

- Pelvic-fin rays i,5,i or i,6.............................................................................. 3

3 Premaxillary and dentary teeth tricuspidate, five teeth in inner row of premaxillar.............. G. ternetzi ( Paraguay basin)

- Premaxillary and dentary teeth pentacuspidate, six to seven teeth in inner row of premaxillar.... G. flaviolimai View in CoL (Rio Madeira)