Crocodilia

Crocodylia

Scientific classification

Subfamilies

Crocodylinae
Alligatorinae
Gavialinae

Crocodylia is an order of large reptiles that scientists believe branched off from class Reptilia about 220 million years ago.

Order CROCODYLIA
- Suborder: Eusuchia
- Family: Crocodylidae
  - Subfamily: Crocodylinae
    - American Crocodile Crocodylus acutus
    - Slender-snouted Crocodile Crocodylus cataphractus
    - Orinoco Crocodile Crocodylus intermedius
    - Australian Freshwater Crocodile Crocodylus johnstoni
    - Philippine Crocodile Crocodylus mindorensis
    - Morelet's Crocodile Crocodylus moreletii
    - Nile Crocodile Crocodylus niloticus
    - New Guinea Crocodile Crocodylus novaeguineae
    - Mugger/Marsh Crocodile Crocodylus palustris
    - Estuarine/Saltwater Crocodile Crocodylus porosus
    - Cuban Crocodile Crocodylus rhombifer
    - Siamese Crocodile Crocodylus siamensis
    - Dwarf Crocodile Osteolaemus tetraspis
    - False Gharial/Gavial Tomistoma schlegelii
  - Subfamily: Alligatorinae (alligators and caimans)
    - American Alligator Alligator mississippiensis
    - Chinese Alligator Alligator sinensis
    - Common Caiman Caiman crocodilus
      - Bespectacled Caiman Caiman crocodilus crocodilus
      - Brown Caiman Caiman crocodilus fuscus
      - Rio Apaporis Caiman Caiman crocodilus apaporiensis
      - Yacare Caiman Caiman crocodilus yacare
    - Broad-snouted Caiman Caiman latirostros
    - Cuvier's Smooth-fronted Caiman Paleosuchus palpebrosus
    - Scheider's Smooth-fronted Caiman Paleosuchus trigonuatus
    - Black Caiman Melanosuchus niger
  - Subfamily: Gavialinae (Gavial)
    - Gharial Gavialis gangeticus

Suborder: Eusuchia (one family living, see above)

Suborder: Protosuchia

Suborder: Mesosuchia

Suborder: Sebecosuchia

Suborder: Thalattosuchia


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