Plethodidae is an extinct family of teleost fish that existed during the Late Cretaceous period. Fossils are known from North America, North Africa, and Europe.

Plethodidae
Temporal range: Late Cretaceous, Albian–Maastrichtian
Pentanogmius evolutus reconstruction
Rhamphoichthys taxidiotis reconstruction
Scientific classification Edit this classification
Domain: Eukaryota
Kingdom: Animalia
Phylum: Chordata
Class: Actinopterygii
Order: Tselfatiiformes
Family: Plethodidae
Loomis, 1900
Genera

Refer to § Genera

Synonyms
  • Bananogmiidae
  • Niobraridae
  • Thryptodontidae
  • Tselfatiidae[1]

Description

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Plethodids possessed thin, angelfish-like bodies and often had high dorsal fins which made them distinctive from other types of fish. Their skeletons were partially cartilaginous, though the amount varied from one species to another.[2]

Genera

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Plethodidae contains the following genera:[3]

References

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  1. ^ GBIF. “Plethodidae – Checklist View.” Global Biodiversity Information Facility. Global Biodiversity Information Facility, 2014.
  2. ^ Everhart, Mike (23 Aug 2011). "Plethodids". Oceans of Kansas. Retrieved 28 April 2014.
  3. ^ Gayet, Mireille; Louis Taverne (2005). "Phylogenetical relationships and paleozoogeography of the marine Cretaceous Tselfatiiformes (Teleostei, Clupeocephala)". Cybium. 29 (1): 65–87. Archived from the original on 2014-04-29.
  4. ^ Cooper, Samuel L. A.; Norton, Jack L. (2023-12-01). "Youngest occurrence of a plethodid fish (Teleostei: Tselfatiiformes: Plethodidae) from the Maastrichtian of North Africa". Cretaceous Research. 152: 105673. doi:10.1016/j.cretres.2023.105673. ISSN 0195-6671.
  5. ^ El Hossny, T.; Cavin, L.; Kaplan, U.; Schwermann, A. H.; Samankassou, E.; Friedman, M. (2023). "The first articulated skeletons of enigmatic Late Cretaceous billfish-like actinopterygians". Royal Society Open Science. 10 (12). doi:10.1098/rsos.231296. PMC 10698480.