torma (noun; plural
-mae; Greek
tormos, socket): (
Arthropoda:
Insecta) 1. In Diptera,
sclerotic processes between the
labrum and
clypeus. 2. In Scarabaeoidae larvae, heavily
chitinized structures on the ends of the clypeo-
lateral suture that
extend toward the
mesal line, sometimes meeting and fusing on the
mesal line.