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Congosaurus

From Wikipedia, the free encyclopedia
Extinct genus of reptiles

Congosaurus
Temporal range:Paleocene
Skeletal reconstruction of the holotype
Skull diagram
Scientific classificationEdit this classification
Kingdom:Animalia
Phylum:Chordata
Class:Reptilia
Clade:Archosauria
Clade:Pseudosuchia
Clade:Crocodylomorpha
Family:Dyrosauridae
Genus:Congosaurus
Dollo,1914
Species

Congosaurus is anextinctgenus ofdyrosauridmesoeucrocodylian.Fossils have been found from Lândana, inAngola and date back to thePaleoceneepoch. In 1952 and 1964Congosaurus was proposed to besynonymous withDyrosaurus.[1][2] The genus was later thought synonymous withHyposaurus in 1976 and 1980.[3][4] It has since been proven a distinct genus of dyrosaurid separate from bothDyrosaurus andHyposaurus.[5]

In 2007, a new species ofCongosaurus was constructed after previously being assigned toRhabdognathus, and namedC. compressus, extending the geographic range of the genus into the present-daySahara.[6] Lateromedially compressed teeth show its close relation toC. bequaerti.

References

[edit]
  1. ^Arambourg, C. (1952). "Les vertébrés fossiles des gisements de phosphates (Maroc, Algérie, Tunisie)".Notes et Mémoires du Service géologique du Maroc.92: 372.
  2. ^Antunes, M. T. (1964). O neocretácico e o cenozóico do litoral de Angola.Junta de Investigações do Ultramar, Lisboa, 254 pp.
  3. ^Buffetaut, E. (1976). "Une nouvelle définition de la famille des Dyrosauridae de Stefano, 1903 (Crocodylia, Mesosuchia) et ses conséquences: inclusion des genres Hyposaurus et Sokotosuchus dans les Dyrosauridae".Geobios.9 (3):333–336.doi:10.1016/S0016-6995(76)80037-X.
  4. ^Buffetaut, E. (1980). Les crocodiliens Paléogènes du Tilemsi (Mali): un aperçu systématique.Palaeovertebrata, Mémoire jubilaire en hommage à René Lavocat 15–35.
  5. ^Jouve, S.; Schwarz, D. (2004). "Congosaurus bequaerti, a Paleocene dyrosaurid (Crocodyliformes; Mesoeucrocodylia) from Landana (Angola)".Bulletin de l'Institut Royal des Sciences Naturelles de Belgique, Sciences de la Terre.74:129–146.
  6. ^Jouve, S. (2007). "Taxonomic revision of the Dyrosaurid assemblage (Crocodyliformes: Mesoeucrocodylia) from the Paleocene of theIullemmeden Basin, west Africa".Journal of Paleontology.81 (1):163–175.doi:10.1666/0022-3360(2007)81[163:TROTDA]2.0.CO;2.
Pseudosuchia
Neosuchia
    • see below↓
Tethysuchia
Pholidosauridae
Dyrosauridae
Atoposauridae
Stomatosuchidae
Paluxysuchidae
Goniopholididae
Bernissartiidae
Paralligatoridae
Wannchampsidae
Eusuchia
    • see below↓
Oceanosuchus boecensis

Dyrosaurus phosphaticusIsisfordia duncaniGoniopholis simus

Bernissartia fagesii
Hylaeochampsidae
Allodaposuchidae
Aegyptosuchidae
†"Thoracosaurs"
Planocraniidae
Crocodilia
Allodaposuchus precedensDeinosuchus riograndensis
Congosaurus


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