At seventy the squama of the temporal bone unites with the parietal, and at eighty the entire cranium has become a single bone.
Calypter: Diptera; the alula or squama when it covers the haltere.
squama squa·ma (skwā'mə, skwä'-)n. pl. squa·mae (-mē')
A thin platelike mass, as of bone.
A scale or scalelike structure.