tetanuran


tet·a·nur·an

T5141250 (tĕt′ə-no͝or′ən)n. Any of various theropod dinosaurs of the group Tetanurae of the Jurassic and Cretaceous Periods, characterized by a stiff tail and large grasping hands with three digits, and including the carnosaurs and coelurosaurs.
[From New Latin Tetanūrae, group name : Greek tetanos, rigid; see ten- in Indo-European roots + Greek ourā, tail; see ors- in Indo-European roots.]
tet′a·nur′an adj.