Acroteriobatus Giltay, 1928
publication ID |
https://doi.org/10.11646/zootaxa.4117.4.1 |
publication LSID |
lsid:zoobank.org:pub:E52D10EF-B462-4F18-9C41-A7366170DFF7 |
DOI |
https://doi.org/10.5281/zenodo.6090715 |
persistent identifier |
https://treatment.plazi.org/id/397087F0-FFF4-0207-FF69-E87EFDBDF868 |
treatment provided by |
Plazi (2016-06-02 06:08:20, last updated 2024-11-26 22:05:46) |
scientific name |
Acroteriobatus Giltay, 1928 |
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Genus Acroteriobatus Giltay, 1928
Type species. Rhinobatus (Syrrhina) annulatus Müller & Henle, 1841 (by subsequent designation). Elevated herein to genus rank from subgenus.
Description. Nostril distinctly longer than internasal distance; posterior aperture narrow, elongate, slightly oblique to anterior aperture. Anterior nasal flaps weakly bilobed, not fused to form a nasal curtain, very long based, inserted on snout well anterior (flaps almost joined) and well inward of innermost corner of posterior aperture; anterior aperture medium sized, suboval to subcircular, medial edge partly formed by long lobe-like extension of anterior nasal flap; inner part of anterior nasal flap relatively long with an almost horizontal, undulate margin; lateral and posterior margins of anterior aperture bordered by broad posterolateral nasal flap, extending posteromedially as free flap but tip falling well short on inner corner of nostril; posterior nasal flap very well developed, much broader than posterolateral nasal flap and base exceeding half nostril length Lower jaw horizontal; skin margin forming upper lip straight; single lateral groove at its angle; oral groove moderate, extending from beside jaws around chin.
Species. A. annulatus (Müller & Henle, 1841) , A. blochii (Müller & Henle, 1841) , A. leucospilus ( Norman, 1926) , A. ocellatus ( Norman, 1926) , A. salalah (Randall & Compagno, 1995) , A. variegatus (Nair & Lal Mohan, 1973) , A. zanzibarensis ( Norman, 1926) .
Norman, J. R. (1926) A synopsis of the rays of the family Rhinobatidae, with a revision of the genus Rhinobatus. Proceedings Zoological Society London, 1926 (4), 941 - 982. http: // dx. doi. org / 10.1111 / j. 1096 - 3642.1926. tb 02228. x
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Chondrichthyes |
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