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Crocodylidae
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Crocodylidae

reptile family
Also known as: Crocodilidae, true crocodile

Learn about this topic in these articles:

Assorted References

  • classification
    • estuarine crocodile, or saltwater crocodile (Crocodylus porosus)
      In crocodile: Annotated classification

      Family Crocodylidae (true crocodiles) 3 genera and 14 species; teeth of upper and lower jaws form one interdigitating row when mouth is closed. Family Gavialidae (gavial) 1 genus and 1 species; extremely long snout, more than 22 teeth in each jaw; nasal bones separated from

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  • crocodile order
    • estuarine crocodile, or saltwater crocodile (Crocodylus porosus)
      In crocodile: Distribution and abundance

      The “true crocodiles” (family Crocodylidae) occur in most of Africa south of the Sahara, Madagascar, India, Sri Lanka, Southeast Asia, the East Indies, northern Australia, Mexico and Central America, the West Indies, and northern South America. In the family Alligatoridae, most caimans are confined to the…

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  • differences between alligators and true crocodiles
    • Alligator (Alligator mississippiensis)
      In alligator

      …can be differentiated from true crocodiles by the form of their jaw and teeth. Alligators possess a broad U-shaped snout and have an “overbite”; that is, all the teeth of the lower jaw fit within (are lingual to) the teeth of the upper jaw. The large fourth tooth on each…

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  • relation to alligators and gavials
    • estuarine crocodile, or saltwater crocodile (Crocodylus porosus)
      In crocodile: Critical appraisal

      …Eusuchia—the alligators and caimans, the true crocodiles, and the gavials. The three groups have been treated here as distinct families within suborder Eusuchia. Of these, the alligators and the true crocodiles are more closely related to each other, and they are sometimes regarded as constituting two subfamilies of the family…

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fauna of

    • East African lakes
      • East African mountains and lakes
        In East African lakes: Plant and animal life

        …those of Lake Kivu; the crocodile is also widespread, although absent from Lakes Edward, George, and Kivu, each of which is sheltered from the spread of this reptile by falls in the outflow river, with cool mountain torrents and sunless forest as additional deterrents. Traditionally there has been an inverse…

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    • India
      • India
        In India: Reptiles, fish, and insects

        Crocodiles inhabit the country’s rivers, swamps, and lakes. The estuarine crocodile (Crocodilus porosus)—once attaining a maximum length of 30 feet (9 metres), though specimens exceeding 20 feet (6 metres) are now rare—usually lives on the fish, birds, and crabs of muddy deltaic regions. The long-snouted…

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    • Zambezi River
      • Zambezi River
        In Zambezi River: Animal life

        Crocodiles abound in the Zambezi, though they generally avoid stretches of fast-running water. Hippopotamuses are also found in the upper and lower stretches of the Zambezi.

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