Cal 28 



Callus. — A projection or elevation ; plur. calii. 

 (L. callus.) 



Callus metanoti lateralis. — The lateral callosity 

 of the metanotum of Diptera. (L.) 



Calx. — The heel ; the curving part of the planta, 

 by which it articulates with the tibia. (L.) 



Calyces. — Brain cups ; two elongate trough-shaped, 

 cellular masses resting on the peduncles. 

 (Gr. Jcalyx, a cup.) 



Calyculate. — Double-cupped, one cup placed within 

 another. (From Gr. hihjx.) 



Calyx. — The top or head of the mushroom body, 

 which is supported by the cauliculus and the 

 peduncle or pedicel. ^Gr. hahjx.) See Mush- 

 room bodies. 



Campanulate. — (Antennae). Having bell-shaped 

 joints, being concave at the broadest end. 

 (Ital. canipana, a bell.) 



Campodiform larva. — Is elongate, with a broad 

 quadrate head ; three thoracic segments each 

 bearing a pair of legs, and ten visible abdominal 

 segments. The skin of the thoracic segments 

 is almost chitinised. Each abdominal segment 

 has a single strong chitinous tergal plate, and 

 (as regards the first seven segments) seven ternal 

 plates ; the eighth segment has but three ventral 

 plates, and the ninth only one, while the tenth is 

 a truncated "anal cylinder." The head bears 

 appendages corresponding with those of the 

 perfect insect ; each antenna has but four joints, 



