cnemial crest
/ˈkniːmɪəl/noun
- Zoology (in the legs of many mammals, birds, and dinosaurs) a ridge at the front of the head of the tibia or tibiotarsus to which the main extensor muscle of the thigh is attached. It is particularly well developed in running species.【动】胫骨冠。
词源
late 19th cent.: cnemial, from Greek knēmē 'tibia' + -AL.