Chanaresuchus

Chan-ar-su-kus.
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Benjamin Gutierrez

Vertebrate Paleontologist

Benjamin Gutierrez is a leading expert on dinosaurs, particularly the mighty theropods. His fieldwork in South America has uncovered new species and provided insights into dinosaur social structures.

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Name

Chanaresuchus ‭(‬Cha�ares crocodile‭)‬.

Phonetic

Chan-ar-su-kus.

Named By

Alfred Romer‭ ‬-‭ ‬1971.

Classification

Chordata,‭ ‬Reptilia,‭ ‬Archosauromorpha,Crocopoda,‭ ‬Proterochampsia,‭ ‬Rhadinosuchidae.

Diet

Carnivore.

Species

C.‭ ‬bonapartei‭

Size

Various skulls range in size from between‭ ‬16.5‭ ‬centimetres and‭ ‬26‭ ‬centimetres in length.‭

Known locations

Argentina‭ ‬-‭ ‬Cha�ares Formation.‭ ‬Brazil‭ ‬-‭ ‬Santa Maria Formation.

Time Period

Ladinian to Carnian of the Triassic.

Fossil representation

Partial remains.

In Depth

       Chanaresuchus is a genus of proterochampsian archosauromorph that lived in South America during the Triassic.‭ ‬With known skull sizes ranging up to twenty-six centimetres in length,‭ ‬Chanaresuchus would had the potential to have been a moderately sized predator,‭ ‬but nothing near the scale of large rauisuchians such as Saurosuchus.‭ ‬Chanaresuchus however would have still been a threat to smaller animals,‭ ‬and perhaps even primitive dinosaurs and there immediate ancestors.

       Chanaresuchus was named after the Cha�ares Formation where the first ever fossils of the genus were found,‭ ‬but since this time further fossils are now also known from Brazil.‭ ‬A former species of Chanaresuchus,‭ ‬C.‭ ‬ischigualastensis,‭ ‬has now been re-described as a new genus called Pseudochampsa.

Further Reading

-‭ ‬A new proterochampsid Chanaresuchus ischigualastensis‭ (‬Diapsida,‭ ‬Archosauriformes‭) ‬in the early Late Triassic Ischigualasto Formation,‭ ‬Argentina.‭ ‬-‭ ‬Journal of Vertebrate Paleontology‭ ‬32‭ (‬2‭)‬:‭ ‬485‭–‬489.‭ ‬-‭ ‬M.‭ ‬J.‭ ‬Trotteyn,‭ ‬R.‭ ‬N.‭ ‬Mart�nez‭ & ‬O.‭ ‬A.‭ ‬Alcober‭ ‬-‭ ‬2012. -‭ ‬The first occurrence of Chanaresuchus bonapartei Romer‭ ‬1971‭ (‬archosauriformes,‭ ‬proterochampsia‭) ‬of the Middle Triassic of Brazil from the Santacruzodon Assemblage Zone,‭ ‬Santa Maria Formation‭ (‬Parana Basin‭)‬.‭ ‬-‭ ‬Geological Society,‭ ‬London,‭ ‬Special Publications‭ ‬379:‭ ‬303.‭ ‬-‭ ‬T.‭ ‬Raugust,‭ ‬M.‭ ‬Lacerda‭ & ‬C.‭ ‬L.‭ ‬Schultz‭ ‬-‭ ‬2013. -‭ ‬Osteology of Pseudochampsa ischigualastensis gen.‭ ‬et comb.‭ ‬nov.‭ (‬Archosauriformes:‭ ‬Proterochampsidae‭) ‬from the Early Late Triassic Ischigualasto Formation of Northwestern Argentina.‭ ‬-‭ ‬PLoS ONE‭ ‬9‭ (‬11‭)‬.‭ ‬-‭ ‬Mar�a Jimena Trotteyn‭ & ‬Mart�n D.‭ ‬Ezcurra‭ ‬-‭ ‬2014.

SPECIES SPOTLIGHT