Crocodilians: Order Crocodilia

Crocodiles and Alligators belong to the Order Crocodilia which is a large order of reptiles that have been around for approximately 84 million years.  The Crocodiles are the closest living relatives to birds.

Classification

The following lists the current families of Crocodilians.

Family Gavialidae - Gharials and False Gharials

Family Alligatorinae - Alligators

Family Crocodylinae - Crocodiles