Word Study
clypeus
CIDE DICTIONARY
clypeus, n. [L., a shield.].
The frontal plate of the head of an insect. [1913 Webster]
OXFORD DICTIONARY
clypeus, n. (pl. clypei) the hard protective area of an insect's head.
Derivative
clypeal adj. clypeate adj.
Etymology
L, = round shield
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