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Parasaurolophus, a crested hadrosaur.. Hadrosaurids, also commonly referred to as duck-billed dinosaurs or hadrosaurs, were large terrestrial herbivores.The diet of hadrosaurid dinosaurs remains a subject of debate among paleontologists, especially regarding whether hadrosaurids were grazers who fed on vegetation close to the ground, or browsers who ate higher-growing leaves and twigs.
Hydrosaurus, commonly known as the sailfin dragons or sailfin lizards, is a genus in the family Agamidae. [2] These relatively large lizards are named after the sail-like structure on their tails. They are native to Indonesia (4 species) and the Philippines (1 species) where they are generally found near water, such as rivers and mangrove . [ 3 ]
In response to such findings, Purnell said preserved stomach contents are questionable because they do not necessarily represent the usual diet of the animal. The issue remains a subject of debate. [6] Coprolites (fossilized droppings) of some Late Cretaceous hadrosaurs show that the animals sometimes deliberately ate rotting wood.
Hydrosaurus pustulatus, commonly known as the Philippine sailfin lizard or the Philippine sailfin dragon, is a large semiaquatic agamid lizard endemic to all of the major island groups of the Philippines, with the exception of the Palawan islands.
Hydrosaurus amboinensis (Schlosser, 1768) [ 2 ] The Moluccan sail-finned lizard or Ambon sailfin dragon ( Hydrosaurus amboinensis ) is a large agamid lizard native to moluccas or Maluku Islands in Indonesia , growing to about one metre (3.3 ft) in length.
Hadrosaurus foulkii, the only species in this genus, is known from a single specimen consisting of much of the skeleton and parts of the skull. The specimen was collected in 1858 from the Woodbury Formation in New Jersey , US, representing the first dinosaur species known from more than isolated teeth to be identified in North America.
This clade excludes basal hadrosaurids such as Hadrosaurus and Yamatosaurus but self-destructs if Hadrosaurus is descended from the last common ancestor of Lambeosaurus and Saurolophus. [21] Premaxilla of Eotrachodon, the taxon named by Prieto-Marquez et al. 2016. Below is a cladogram from Prieto-Marquez et al. 2016. This cladogram is a recent ...
Varanus (Hydrosaurus) mustelinus de Borre, A.P. 1870 The lace monitor ( Varanus varius ), also known as the tree goanna , is a member of the monitor lizard family native to eastern Australia. A large lizard, it can reach 2 metres (6.6 ft) in total length and 14 kilograms (31 lb) in weight.