The Collaborative International Dictionary of English v.0.48:
Squame \Squame\ (skw[=a]m), n. [L. squama scale.]
1. A scale. [Obs.] "Iron squames." --Chaucer.
[1913 Webster]
2. (Zool.) The scale, or exopodite, of an antenna of a
crustacean.
[1913 Webster]