Osteodiscus, Stein, 1978

publication ID	https://doi.org/ 10.11646/zootaxa.5032.1.8
publication LSID	lsid:zoobank.org:pub:FB5CA2AF-B3E9-4A19-AB31-33BFB7D24885
DOI	https://doi.org/10.5281/zenodo.5497437
persistent identifier	https://treatment.plazi.org/id/316D87BC-FF85-4056-C9A7-E609FA69A70E
treatment provided by	Plazi
scientific name	Osteodiscus
status

1a. Mouth distinctly oblique, principal caudal-fin rays 9............................................. O. rhepostomias View in CoL

1b. Mouth horizontal, principal caudal-fin rays 6–8............................................................. 2

2a. Pectoral fin unnotched, teeth blunt, anal-fin rays 46–49............................................ O. andriashevi View in CoL

2b. Pectoral fin notched, teeth sharp, anal-fin rays 39–44......................................................... 3

3a. Pelvic disk to anus about 1–4 % HL, pyloric caeca absent............................................ O. cascadiae View in CoL

3b. Pelvic disk to anus about 16% HL, pyloric caeca present..................................... O. abyssicola sp. nov.