torma

From ZooTerms (Dictionary of Invertebrate Zoology)
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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.