Goniopholididae

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Goniopholididae
Skeleton of Goniopholis

Skeleton of Goniopholis

Temporal occurrence
Lower Jurassic to Upper Cretaceous
196.5 to 65.5 million years
Locations
  • Western Europe
  • North America
  • Thailand
  • Xinjiang
Systematics
Crurotarsi
Crocodylomorpha
Mesoeucrocodylia
Metasuchia
Neosuchia
Goniopholididae
Scientific name
Goniopholididae
Cope , 1875

The Goniopholididae are a family of crocodiles whose fossils were found in marine and freshwater deposits from the Lower Jurassic to the Upper Cretaceous . They lived on both sides of the then emerging North Atlantic in Western Europe and North America as well as in Asia, i.e. exclusively on what was then the northern continent of Laurasia . The type species is Goniopholis .

features

These were crocodiles with a broad, not particularly long snout. In contrast, the Pholidosauridae living at the same time had very narrow snouts. The teeth of the Goniopholididae were very strong. In its appearance and way of life, it is similar to today's alligators and real crocodiles . Their vertebrae were primitive and had concave articular surfaces. The secondary palate was only slightly more advanced than that of the early Mesoeucrocodylia . The Goniopholididae became very large, a skull of the Sunosuchus found in Thailand was 1.14 meters long. The length of the associated animal is estimated to be eight meters.

Genera

literature

  • Eric Buffetaut : The evolution of the Crocodilians. In: Scientific American . Vol. 241, No. 4, 1979, pp. 124-132.
  • Eric Buffetaut, Rucha Ingavat: Thailand's Mesozoic Vertebrates. In: fossils. Early life pictures. Spectrum of Science, Heidelberg 1989, ISBN 3-922508-56-1 , S, 84-91.

Individual evidence

  1. Ronald S. Tykoski, Timothy B. Rowe, Richard A. Ketcham, Matthew W. Colbert: Calsoyasuchus valliceps, a new crocodyliform from the Early Jurassic Kayenta Formation of Arizona. In: Journal of Vertebrate Paleontology. Vol. 22, No. 3, 2002, ISSN  0272-4634 , pp. 593-611, doi : 10.1671 / 0272-4634 (2002) 022 [0593: CVANCF] 2.0.CO; 2 , digitized version (PDF; 5.82 MB) .
  2. a b Hartmut Haubold : Literature report. Archosauromorpha, Archosauriformes, Crurotarsi and Crocodylia until 2003. In: Zentralblatt für Geologie und Paläontologie. Part 2: Paleontology. Issue 1/2, 2004, ISSN  0044-4189 , pp. 1–27, digital version (PDF; 201 kB) .
  3. Komsorn Lauprasert, Gilles Cuny, Éric Buffetaut, Varavudh Suteethorn, Kumthorn Thirakhupt: Siamosuchus phuphokensis, a new goniopholidid from the Early Cretaceous (ante-Aptian) of northeastern Thailand. In: Bulletin de la Societe Geologique de France. Vol. 178, No. 3, 2007, ISSN  0037-9409 , pp. 201-216, doi : 10.2113 / gssgfbull.178.3.201 .