------------------------------------+----------------------------+----------------------------------------+------- PALEOZOIC | MESOZOIC | CENOZOIC | ----------------------------+-------+--------+--------+----------+------+---------+-------+--------+------+------- CARBONIFEROUS |PERMIAN|TRIASSIC|JURASSIC|CRETACEOUS|EOCENE|OLIGOCENE|MIOCENE|PLIOCENE|PSTCNE| RECENT ----------------------------+-------+--------+----+---+-----+----+------+---------+-------+--------+------+------- PTEROSAURIA Pterodactyloidea| | |----|--████████████| | | | | | | | | | | | | | | | | | Pterodermata····| | |███████ ? | | | | | | | | | | | | | | | | | | | DINOSAURIA Theropoda·······| | ███████████████████████████ ? | | | | | | | | | | | | | | | | | Sauropoda·······| | | █████████ | | | | | | | | | | | | | | | | | | | Orthopoda·······| | |? ███████████████████ ? | | | | | | | | | | | | | | | | | Birds BIRDS ················| | | | ██████████████████████████████████████████████████████████████ | | | | | | | | | | | | CROCODILIA Thalattosuchia··| | | |███| | | | | | | Crocodiles | | | | | | | | | | | | Eusuchia········| | | ███████████████████████████████████████████████████████████████████ | | | | | | | | | | | | PARASUCHIA Phytosauria·····| |████████| | | | | | | | | | | | | | | | | | | | | | Pseudosuchia····| | ███████| | | | | | | | | | | | | | | | | | | | | | RHYNCHO- Rhynchosauria···| | ██████| | | | | | | | | Sphenodon