Nemacanthus (from Greek: νέμω némō, 'to distribute' and Greek: ἄκανθα akantha, 'spine')[2] is an extinct genus of prehistoric sharks in the family Palaeospinacidae.

Nemacanthus
Temporal range: 268.0–201.6 Ma
Fossil of Nemacanthus monilifer - picture taken at Museum of Paleontology, Tubingen
Scientific classification Edit this classification
Domain: Eukaryota
Kingdom: Animalia
Phylum: Chordata
Class: Chondrichthyes
Subclass: Elasmobranchii
Order: Synechodontiformes
Family: Palaeospinacidae
Genus: Nemacanthus
Agassiz, 1837[1]
Species
  • Nemacanthus bosnensis (Katzer, 1916)
  • Nemacanthus elegans (Evans, 1904)
  • Nemacanthus filifer Agassiz, 1843
  • Nemacanthus minor Davis, 1881
  • Nemacanthus monilifer Agassiz, 1843
  • Nemacanthus splendens Quenstedt
Synonyms
  • Desmacanthus Quenstedt, 1858
  • Cosmacanthus elegans (synonym of †Nemacanthus elegans Evans, 1904)

The species N. elegans is from the Triassic of Idaho, United States.[3]

See also

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References

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  1. ^ L. Agassiz. 1837. Recherches Sur Les Poissons Fossiles. Tome III (livr. 8-9). Imprimérie de Petitpierre, Neuchatel viii-72
  2. ^ Roberts, George (1839). An etymological and explanatory dictionary of the terms and language of geology. London: Longman, Orme, Brown, Green, & Longmans. p. 119. Retrieved 31 December 2021.
  3. ^ H. M. Evans. 1904. A new cestraciont spine from the Lower Triassic of Idaho. University of California Publications, Bulletin of the Department of Geology 3(18), pages 397-402
  • Maisey, J. G. (1977). "The fossil selachian fishes Palaeospinax Egerton, 1872 and Nemacanthus Agassiz, 1837". Zoological Journal of the Linnean Society. 60 (3): 259–273. doi:10.1111/j.1096-3642.1977.tb01029.x
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