Find the perfect família alligatoridae stock photo. Huge collection, amazing choice, + million high quality, affordable RF and RM images. No need to register. Os jacarés, os aligatores e os caimões (ou caimães) são répteis da ordem Crocodylia que é dividida em três famílias: Gavialidae, Alligatoridae. Crocodylia está constituido por tres familias: Alligatoridae,. Gavialidae y Crocodylidae. En esta última reconocen dos subfamilias: Crocodylinae (géneros .
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West African slender snouted crocodile Mecistops cataphractus Central African slender-snouted crocodile Mecistops leptorhynchus. Puerto de la Cruz User: The lineage including alligators proper Alligatorinae occurs in the fluvial deposits of alligatorirae age of the Upper Chalk in Europe, where they did not die out until the Pliocene age.
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In other projects Wikimedia Commons Wikispecies. Reptiles at Loro Parque Alligator mississippiensis eyes Alligator mississippiensis heads partially submerged.
Although caimans have not been studied in depth, scientists have learned their mating cycles previously thought to be spontaneous or year-round are linked to the rainfall cycles and the river levels, which increases chances of survival for their offspring. Cuvier’s dwarf caiman P. This page was last edited on 15 Decemberat Retrieved from ” https: The superfamily Alligatoroidea includes all crocodilians fossil and extant that are more closely related to the American alligator than to either the Nile crocodile or the gharial.
Family Gavialidae Gavialis Gharial G. Leidyosuchus of Alberta is the earliest known genus. Alligators differ from crocodiles principally in having wider and shorter heads, with more obtuse snouts; in having the fourth, enlarged tooth of the under jaw received, not into an external notch, but into a pit formed for it within the upper one; in lacking a jagged fringe which appears on the hind legs and feet of the crocodile ; in having the toes of the hind feet webbed not more than half way to the tips; and an intolerance to salinity, alligators strongly preferring fresh water, while crocodiles can tolerate salt water due to specialized glands for filtering out salt.
Alligatoridae Gray Alligator mississippiensis – Loro Parque The following other wikis use this file: Caimans tend to be more agile and crocodile-like in their movements, and have longer, sharper teeth than alligators. The Chinese alligator likely descended from a lineage that crossed the Bering land bridge during the Neogene. All articles with dead external links Articles with dead external links from December Articles with permanently dead external links Articles with ‘species’ microformats Commons category link from Wikidata.
This file contains additional information such as Exif metadata which may have been added by the digital camera, scanner, or software program used to create or digitize it. OpenStreetMap – Google Earth. In general, crocodiles tend to be more dangerous to humans than alligators. The black caiman and American alligator are the only members of the alligator family that pose the same danger to humans as the larger species of the crocodile family.
Retrieved from ” https: This page was last edited on 22 Augustat You may select the license of your choice. The timestamp is only as accurate as the clock in the camera, and it may be completely wrong.
Jacaré | Os jacarés, os aligatores e os caimões (ou caimães)… | Flickr
Views Read Edit View history. Molecular Biology and Evolution. The largest is the alligatorudae Melanosuchus nigerthe jacare-assu or large or black caiman of the Amazon River basin. The true alligators are today represented by two species, A. American alligator Alligator mississippiensis. Related articles on alligatorscaimanscrocodiles and gharials.
Caiman crocodilus – Wikispecies
The modern American alligator is well represented in the fossil record of the Pleistocene. Fossil alligatoroids have been found throughout Eurasia as land bridges across both the North Atlantic and the Bering Strait have connected North America to Eurasia during the Cretaceous, Paleogeneand Neogene periods. Mutace Usage on fr. If the file has been modified from its original state, some details such as the timestamp may not fully reflect those of the original file.
Annual Review of Earth and Planetary Sciences. Besides the three species in Caimanthe smooth-fronted caimans in genus Paleosuchus and the black caiman in Melanosuchus are described. Alligatoridae Taxa named by John Edward Gray Reptile familiia Extant Campanian first appearances Campanian taxonomic families Maastrichtian taxonomic families Danian taxonomic families Selandian taxonomic families Thanetian taxonomic families Ypresian taxonomic families Lutetian taxonomic families Bartonian taxonomic families Priabonian taxonomic families Rupelian taxonomic families Chattian taxonomic families Aquitanian taxonomic families Burdigalian taxonomic families Langhian taxonomic families Serravallian taxonomic families Tortonian taxonomic families Messinian taxonomic families Zanclean taxonomic families Piacenzian taxonomic families Gelasian taxonomic families Calabrian taxonomic families Ionian taxonomic families Tarantian alliigatoridae families Holocene taxonomic families.
Their Natural History, Folklore, and Conservation. Another recently discovered trait is that of both caimans and American alligators partaking of foliage and fruit in addition to their normal diet of fish and meat. This is a featured alligatorudae on Wikimedia Commons Featured pictures and is considered one of the finest images.
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