Biology:Tanyrhinichthys

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Short description: Extinct genus of fishes


Tanyrhinichthys
Temporal range: Kasimovian
~307–303.7 Ma
Scientific classification
Kingdom:
Animalia
Phylum:
Class:
Family:
Genus:
Tanyrhinichthys

Gottfried, 1987
Binomial name
Tanyrhinichthys mcallisteri
Gottfried, 1987

Tanyrhinichthys is an extinct genus of prehistoric ray-finned fish with a lengthened rostrum that lived during the Kasimovian (Missourian) age (Upper Pennsylvanian, Upper Carboniferous) in what is now New Mexico, United States.[1] Fossils were recovered from Tinajas Member of the Atrasado Formation (Kinney Brick Quarry).[1]

Ecology and evolution

Tanyrhinichthys had an elongated rostrum equipped with sensory canals, which allowed it to find prey organisms hidden in the substrate, similar to modern sturgeons. It is one of the first actinopterygians to independently evolve an elongate rostrum during the Paleozoic Era, along with Tegeolepis and Phanerorhynchus.[1]

See also

  • Prehistoric fish
  • List of prehistoric bony fish

References

  1. 1.0 1.1 1.2 1.3 Stack, Jack; Hodnett, John-Paul; Lucas, Spencer G.; Sallan, Lauren (2021). "Tanyrhinichthys mcallisteri, a long-rostrumed Pennsylvanian ray-finned fish (Actinopterygii) and the simultaneous appearance of novel ecomorphologies in Late Palaeozoic fishes". Zoological Journal of the Linnean Society 191 (2): 347–374. doi:10.1093/zoolinnean/zlaa044. 

Wikidata ☰ Q109377075 entry