Order Crocodilia - Caiman, Crocodiles & Alligators Caiman yacare - Yacare - Pantanal, Encontro das Águas State Park, Porto Jofre, Cuiaba River, Brazil Caiman crocodilus (Spectacled Caiman) - Ariau River & Rio Negro Region Southwest of Manaus, Manu Peru Melanosuchus niger (Black caiman) - INPA - National Institute of Amazonian Research, Manaus Brazil Madagascar Crocodile (Crocodylus niloticus madagascarensis) Andisabe Madagascar East African Nile Crocodile (Crocodylus niloticus africanus) East Africa - Uganda, Kenya Ethiopian Nile Crocodile (Crocodylus niloticus niloticus) Nech Sar Ethiopia and other locations Kenyan Nile Crocodile (Crocodylus niloticus pauciscutatus) Shaba Kenya South African Crocodile (Crocodylus niloticus cowiei) Various locations in South Africa Siamese Crocodile (Crocodylus siamensis) Thailand - mostly captive - wild indicated below Salt Water Crocodile (Crocodylus porosus) Borneo Marsh or Mugger Crocodile (Crocodylus palustris) India, Sri Lanka Australian Fresh Water Crocodile (Crocodylus johnstoni) Kakadu NP, Australia Gharial Crocodile (Gavialis gangeticus) Nepal & India American Crocodile (Crocodylus acutus) Costa Rica Dwarf Crocodile (Osteolaemus tetraspis) Woodland Park Zoo Captive American Alligator (Alligator mississippiensis) Aransas, Texas Chinese Alligator (Alligator sinensis) Anhui China