Pachycephalosaurus: Profile of a Prehistoric Giant Pachycephalosaurus Pachycephalosaurus (PAK-ee-SEF-uh-low-SAWR-us; “thick-headed lizard”) is a genus of pachycephalosaurid dinosaur that lived during the Late Cretaceous period, specifically the Maastrichtian age, about 70 to 66 million years ago. Its fossils have been discovered in western North America, including states like Montana, South Dakota, and Wyoming. The name Pachycephalosaurus […]
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“`html Pachyrhinosaurus: Profile of a Prehistoric Giant Pachyrhinosaurus Introduction Pachyrhinosaurus (PACK-ee-rye-no-SAWR-us; “Thick-nosed lizard”) Pachyrhinosaurus is a genus of centrosaurine ceratopsid dinosaur that lived during the Late Cretaceous period, approximately 73.5 to 69 million years ago. Fossils of this herbivore have been discovered in what are now Alberta, Canada, and Alaska, USA. The name Pachyrhinosaurus, derived
“`html Pachysauriscus: Profile of a Prehistoric Giant Pachysauriscus (PAK-ee-SAWR-iss-kus; “Little thick lizard”) is a genus of sauropodomorph dinosaur from the Late Triassic period, approximately 220 to 200 million years ago. The original fossils thought to belong to this dinosaur were found in Germany. The name Pachysauriscus was established in 1901 by R. W. Shufeldt as
Pachysaurus: Profile of a Prehistoric Giant Pachysaurus Pachysaurus (PAK-ee-SAWR-us; “Thick Lizard”) is a genus of pachycephalosaurid dinosaur that lived in North America during the Late Cretaceous period, approximately 76 to 72 million years ago. The name Pachysaurus, derived from Greek words meaning “thick lizard,” aptly describes its most distinctive feature: a remarkably thick, bony dome
“`html Pachyspondylus Pachyspondylus (PAK-ee-SPON-dih-lus; “thick vertebra”) is a genus of sauropodomorph dinosaur that lived during the Early Jurassic period, approximately 201 to 190 million years ago. Its fossils were discovered in what is now South Africa. The name Pachyspondylus refers to the robust nature of its vertebrae. It was first described by the British paleontologist
“`html Padillasaurus: Profile of a Prehistoric Giant Padillasaurus Padillasaurus (pah-DEE-yah-SAWR-us; “Padilla’s lizard”) is a genus of titanosauriform sauropod dinosaur that lived during the Early Cretaceous period, about 130 to 125 million years ago, in what is now Colombia, South America. The name honors Carlos Bernardo Padilla, who founded an important paleontology research center in Villa
Pakisaurus: Profile of a Prehistoric Giant Pakisaurus Pakisaurus (PAH-kee-SAWR-us; “Pakistan lizard”) Pakisaurus is a genus of titanosaurian sauropod dinosaur that lived during the Late Cretaceous period, specifically the Maastrichtian stage, approximately 70 to 66 million years ago. Its fossils were discovered in the Balochistan province of Pakistan, in rocks of the Pab Formation. The name
Palaeoctonus | Dinos and Designs Palaeoctonus Palaeoctonus (PAL-ee-ok-TOH-nus; “ancient murderer”) is a genus of reptile, possibly an archosaur, that lived during the Late Triassic period, about 228 to 208 million years ago, in what is now North America. The name was given by paleontologist Joseph Leidy in 1856 based on isolated teeth found in Pennsylvania.
Palaeopteryx: Profile of an Enigmatic Jurassic Dinosaur Palaeopteryx Palaeopteryx (Pay-lee-OP-ter-iks; “ancient wing”) is a genus of dinosaur from the Late Jurassic period, approximately 150 million years ago. Its fossils were found in the Morrison Formation of Wyoming, USA. The name Palaeopteryx was given because its discoverers initially thought it might be a very early bird,
“`html Palaeoscincus Palaeoscincus (PAY-lee-oh-SKINK-us; “Ancient skink”) is a genus of ornithischian dinosaur known from the Late Cretaceous period, approximately 75 million years ago, in what is now North America. The name, given by paleontologist Joseph Leidy in 1856, refers to the presumed scaly, skink-like appearance of its armor, although it was based on very limited
