Celtedens

Celtedens Temporal range: Late Jurassic–Early Cretaceous PreꞒ Ꞓ O S D C P T J K Pg N
Fossil of Celtedens megacephalus
Holotype specimen of Celtedens ibericus
Scientific classification
Kingdom:	Animalia
Phylum:	Chordata
Class:	Amphibia
Order:	† Allocaudata
Family:	† Albanerpetontidae
Genus:	† Celtedens McGowan and Evans, 1995
Species
†C. megacephalus(Costa, 1864 originallyTriton megacephalus) (type) †C. ibericusMcGowan and Evans, 1995

Celtedens is an extinct genus of albanerpetontid amphibian from the Early Cretaceous of England, Spain, Sweden and Italy, and the Late Jurassic of Portugal. ^{[1] [2]}

Taxonomy

• †Celtedens ibericus McGowan and Evans 1995 La Huérguina Formation, Spain, Barremian
• †Celtedens megacephalus Costa 1864 Lulworth Formation, United Kingdom, Berriasian Pietraroja Plattenkalk, Italy, Albian
• Indeterminate remains attributed to the genus are also known from the Late Jurassic Alcobaça Formation and Lourinhã Formation of Portugal, ^[3] as well as the earliest Cretaceous (Berriasian) of Sweden. ^[4]

Phylogeny

From Daza et al. 2020. ^[5]

	Anoualerpeton Celtedens Uña taxon Wesserpeton Albanerpeton arthridion Albanerpeton gracilis + Albanerpeton galaktion Albanerpeton cifellii Yaksha Shirerpeton Albanerpeton nexuosum Albanerpeton pannonicum Paskapoo sp Albanerpeton inexpectatum

References

1. Gardner, J.D.; Evans, S.E.; Sigogneau-Russel, D. (2003). "New albanerpetontid amphibians from the Early Cretaceous of Morocco and Middle Jurassic of England" (PDF). Acta Palaeontologica Polonica. 48 (2): 301–319.
2. Pereira, T., Mateus O., & Moreno-Azanza M. (2018). Fossil amphibians from Portugal. 1st Palaeontological Virtual Congress. online. https://docentes.fct.unl.pt/omateus/files/pereira_et_al_2018_amphibians_portugal.pdf
3. Guillaume, Alexandre R. D.; Natário, Carlos; Mateus, Octávio; Moreno-Azanza, Miguel (2023-04-03). "Plasticity in the morphology of the fused frontals of Albanerpetontidae (Lissamphibia; Allocaudata)". Historical Biology. 35 (4): 537–554. Bibcode:2023HBio...35..537G. doi:10.1080/08912963.2022.2054712. ISSN   0891-2963.
4. Rees, Jan; Evans, Susan E. (2002-06-01). "Amphibian remains from the Lower Cretaceous of Sweden: the first Scandinavian record of the enigmatic group Albanerpetontidae" . GFF. 124 (2): 87–91. Bibcode:2002GFF...124...87R. doi:10.1080/11035890201242087. ISSN   1103-5897.
5. Daza, Juan D.; Stanley, Edward L.; Bolet, Arnau; Bauer, Aaron M.; Arias, J. Salvador; Čerňanský, Andrej; Bevitt, Joseph J.; Wagner, Philipp; Evans, Susan E. (2020-11-06). "Enigmatic amphibians in mid-Cretaceous amber were chameleon-like ballistic feeders" . Science. 370 (6517): 687–691. Bibcode:2020Sci...370..687D. doi:10.1126/science.abb6005. hdl: 11336/141945 . ISSN   0036-8075. PMID   33154135. S2CID   226254862.

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