Biology:Tachynectes
From HandWiki
Tachynectes is an extinct genus of prehistoric ray-finned fish that lived from the Turonian to the Campanian.[1]
Description
Tachynectes is characterized by enlarged pectoral fins, which are supported by 11-12 fin rays and are disconnected from the body outside of their bases. Its spine consists of a varying number of vertebrae, ranging from 76 to 81, which are not visually distinguishable between abdominal and caudal vertebrae.[2]
See also
- Prehistoric fish
- List of prehistoric bony fish
References
- ↑ Sepkoski, Jack (2002). "A compendium of fossil marine animal genera". Bulletins of American Paleontology 364: 560. http://strata.ummp.lsa.umich.edu/jack/showgenera.php?taxon=611&rank=class. Retrieved 2009-02-27.
- ↑ Dietze, Kathrin (18 November 2008). "Morphology and phylogenetic relationships of certain neoteleostean fishes from the Upper Cretaceous of Sendenhorst, Germany". Cretaceous Research 30 (3): 559–574. https://www.sciencedirect.com/science/article/pii/S0195667108001559. Retrieved 22 February 2024.
Wikidata ☰ Q7673861 entry
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