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The earliest known true snake fossils (members of the crown group Serpentes) come from the marine simoliophiids, the oldest of which is the Late Cretaceous (Cenomanian age) Haasiophis terrasanctus from the West Bank, [1] dated to between 112 and 94 million years old. [25] Based on genomic analysis it is certain that snakes descend from lizards ...
Reptiles, from Nouveau Larousse Illustré, 1897–1904, notice the inclusion of amphibians (below the crocodiles). In the 13th century, the category of reptile was recognized in Europe as consisting of a miscellany of egg-laying creatures, including "snakes, various fantastic monsters, lizards, assorted amphibians, and worms", as recorded by Beauvais in his Mirror of Nature. [7]
One of the best known early reptiles is Mesosaurus, a genus from the Early Permian that had returned to water, feeding on fish. The earliest reptiles were largely overshadowed by bigger labyrinthodont amphibians, such as Cochleosaurus, and remained a small, inconspicuous part of the fauna until after the small ice age at the end of the ...
The decline in amphibian and reptile populations has led to an awareness of the effects of pesticides on reptiles and amphibians. [177] In the past, the argument that amphibians or reptiles were more susceptible to any chemical contamination than any land aquatic vertebrate was not supported by research until recently. [177]
Biology of the Reptilia is an online copy of the full text of a 22-volume 13,000-page summary of the state of research of reptiles. HerpMapper is a database of reptile and amphibian sightings; Amphibian and Reptile Atlas of Peninsular California, San Diego Natural History Museum; A Primer on Reptiles and Amphibians; Field Herp Forum
Calling all budding herpetologists! These are the best types of reptiles you can keep as a pet
A recently described sphenodontian reptile is one of the oldest known herbivorous lepidosaurs. This animal possesses a number of features that demonstrate an herbivorous lifestyle, such as a specialized jaw movement (propalinal) and closely packed teeth that appear to be useful in the shearing of plant material. [ 8 ]
These days, so many plants — spider plants, snake plants, majesty palms and more — are available online. But with this list, your search for the best office plants is over! Before choosing ...