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Ichthyosaurus  — Research Starter

Ichthyosaurus is a genus of marine reptiles that thrived in the Early Jurassic period, primarily found in the seas off Europe. Part of a larger group known as ichthyosaurs, Ichthyosaurus is…

Hypsilophodon  — Research Starter

Hypsilophodon is a small to medium-sized dinosaur that lived during the Early Cretaceous period in what is now Europe. It belongs to the family Hypsilophodontidae and is notable for its herbivorous…

Huayangosaurus  — Research Starter

Huayangosaurus, scientifically known as Huayangosaurus taibaii, is a small stegosaur dinosaur that lived during the Middle Jurassic period, approximately 174 to 163 million years ago, in what is now…

Homalocephale  — Research Starter

Homalocephale is a small, herbivorous dinosaur that lived during the Late Cretaceous period in Mongolia. It is recognized as the only species in its genus, Homalocephale calathocercos, although its…

Heterodontosaurus  — Research Starter

Heterodontosaurus is a small, herbivorous dinosaur that existed during the Early Jurassic period, primarily in what is now South Africa. Notable for its distinctive set of teeth, Heterodontosaurus…

Hadrosaurus  — Research Starter

Hadrosaurus foulkii, known as "Foulke's Bulky Lizard," is notable for being the first nearly complete dinosaur skeleton discovered, found in Haddonfield, New Jersey, in 1858. This dinosaur, part of…

Giganotosaurus  — Research Starter

Giganotosaurus, meaning "giant southern lizard," is a colossal carnivorous dinosaur that lived during the Late Cretaceous period, approximately 98 million years ago, in what is now Argentina. First…

Gasosaurus  — Research Starter

Gasosaurus is a mid-sized theropod dinosaur that lived during the Middle Jurassic period, approximately 174 to 163 million years ago, primarily in what is now central China. To date, only a single…

Gallimimus  — Research Starter

Gallimimus was a large dinosaur that lived during the Late Cretaceous period in Asia, notable for its resemblance to modern flightless birds despite not being capable of flight. Reaching lengths of 5…