- testudo - a movable protective covering that provided protection from above; used by Roman troops when approaching the walls of a besieged fortification
--1 is a kind of protective covering, protective cover, protection
- Testudo, genus Testudo - type genus of the Testudinidae
--2 is a kind of reptile genus
--2 is a member of Testudinidae, family Testudinidae
--2 has members: European tortoise, Testudo graeca; giant tortoise - Testudo, genus Testudo - type genus of the Testudinidae