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Argentinosaurus Fact SheetPaleontology and Geology GlossaryDinosaur Fact SheetDinosaur Information Sheets: AA: Illustrated Math Dictionary - Enchanted Learning.comToday's featured page: Animals - Follow the Instructions

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Argentinosaurus Fact Sheet
Dinosaur/Paleontology Dictionary
NAME: Meaning - Argentinosaurus means "Argentina lizard"
Pronounced - ahr-gen-TEEN-oh-SAWR-us
Named By - Rodolpho Coria and Jose F. Bonaparte
When Named - 1993
DIET: Herbivore (plant-eater)
SIZE: Length - 115 feet (35+ m) long
Height - ?
Weight - 73+ tonnes
WHEN IT LIVED: Middle Cretaceous period, about 100-93 million years ago
WHERE IT LIVED: Fossils have been found in the Rio Limay Formation, Neuquen Group, Neuquen Province, Argentina, South America.
FOSSILS: Only a few bones have been found, including some enormous back vertebrae (backbones), sacrum (the part of the backbone that is attached to the pelvis), a tibia (a lower leg bone), and some broken ribs. Fossils were first found in 1988.
  • Kingdom Animalia (animals)
  • Phylum Chordata (having a hollow nerve chord ending in a brain)
  • Class Archosauria (diapsids with socket-set teeth, etc.)
  • Order Saurischia - lizard-hipped dinosaurs
  • Suborder Sauropoda - large, long-necked, quadrupedal herbivores
  • Superfamily Macronaria - with a nasal crest
  • Family Titanosauria - armored giants
  • Genus Argentinosaurus
  • Species A. huinculensis (type species named by Coria and Bonaparte, 1993)
Argentinosaurus may be the largest dinosaur. It had a long neck, a long tail, and a small head. Very little is known about this giant dinosaur.

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