| suborder | not used in all classifications |
|---|---|
| suborder | lobsters |
| suborder | cattle |
| suborder | true lizards |
| suborder | any of the sauropod dinosaurs |
| suborder | gigantic herbivorous dinosaurs having huge bodies with long necks and small heads: Prosauropoda and Sauropoda (apatosaurus |
| suborder | large more or less primitive rodents: squirrels |
| suborder | mackerels |
| suborder | mail-cheeked fishes: scorpionfishes |
| suborder | snakes |
| suborder | in some classifications either coextensive with the Lemuroidea or comprising the true lemurs |
| suborder | in some classifications assigned to the suborder Prosimii |