35 Cer 



fibrillar web, situated on the median line and 

 united with the cerebral lobes. (Viallanes.) 

 (From Gr. hentron, and A.S. hodig -\- O.H.G. 

 fotach.) 



Central region. — (Wing.) See Costal region ; 

 another term for the central region of the wing 

 is the discus. (L. centralis, pertaining to the 

 centre, from centrum, the centre, and regio, 

 region.) 



Centris. — The sting ; the last inflated joint of the 

 tail. (Gr. kenteo, to prick.) 



Cephalic. — Pertaining to the head. (Gr. kephalikos.) 



Cephalophragma. — A Y-shaped partition that 

 divides the head internally into two chambers, 

 an anterior and posterior ; seen in Locust a, 

 Leech. (Gr. kepkale, the head, and phragma, 

 an enclosure.) 



Cephalotheca. — Head-case ; the aiiterior hemi- 

 spherical division of the theca, enclosing the 

 head of the future perfect insect. (Gr. kephale, 

 and theca, a case,) 



Cerathecae. — The antennae-cases. (Gr. keras, si 

 horn, and theca.) See Caratothecse. 



Cerci. — ^Hair. (L.) 



Cercopeda. — The pair of anal cerci appended to the 

 tenth abdominal segment, and which are gener- 

 ally regarded as true abdominal legs. (Packard) . 

 (Gr. kerkos, a tail, and pous, a foot.) 



Cercopods. — Spindle shaped limbs of sixteen seg- 

 ments. (Gr. kerkos, and pous.) 



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