Definition that contains flying squirrel
- petaurista petaurista East Indian flying squirrel
- southern flying squirrel small large-eyed nocturnal flying squirrel of eastern United States
- genus glaucomys New World flying squirrels
- glaucomys volans small large-eyed nocturnal flying squirrel of eastern United States
- family sciuridae a mammal family of true squirrels including: ground squirrels; marmots; chipmunks; flying squirrels; spermophiles
- petauristidae Old World flying squirrels
- subfamily petauristidae Old World flying squirrels
- genus petaurista very large Asiatic flying squirrels
- northern flying squirrel large flying squirrel; chiefly of Canada
- flying cat East Indian flying squirrel