20 EXPLANATION OF TERMS 



Bullate: blistered. 



BuUule: a small blister. 



Bursa: a pouch or sac: a wing pouch in male caddice flies and in connection 



with a stalked hair pencil. 

 Bursa copulatrix: the copulatory pouch of the female in some orders; a 



modification of the vagina. 



c 



Caducous -us : deciduous ; easily detached or shed. 



Caecal tubes or pouches: sac, or blind tube-like structures surrounding the 

 chylific ventricle at its junction with the crop, and secreting a digestive 

 ferment. 

 Caecum: a blind sac or tube-like structure serving as one of the caecal tubes 



or pouches : see ccecum. 

 Cselate: a surface with plane elevations of varying forms. 

 Caeruleus -ecus: light sky-blue [between lavender and cobalt blue]: = coe- 



ruleus. 

 Caerulescent: with a tinge of sky-blue. 

 Caesius -eous: a pale dull blue-gray [blue-gray]. 

 Caespiticolous: frequenting or living in grassy pastures or lawns. 

 Calathiform: shaped like a deep bowl. 

 Calcar-ium; pi. ia: a movable spur or spine-like process: specifically the 



spines at the apex of a tibia. 

 Calcarate -us: with a movable spur or spine-like process. 

 Caliciform: shaped like a cup or calyx. 

 Calipers: the anal forceps in Dermaptera. 



Calli axillary: Odonata; thickenings at the bases of the wings; distinguished 

 as anterior at the base of the costa, and posterior at the base of radius 

 -f medius and cubitus : = axillary calli. 

 Callosity: a thick swollen lump, harder than its surroundings: ^callous: 

 also a rather flattened elevation not necessarily harder than the surround- 

 ing tissue. 

 Callous : see callosity. 

 Callus: a small callosity. 

 Caltrops spines: the branched and otherwise specialized irritating spines in 



Limacodid larvae. 

 Calva: a skull-cap: r= epicranium, q. v. 

 Calx: the distal end of th« tibia; the curving basal portion of the first tarsal 



joint. 

 Calyculate: applied to antennae, whose cui)-shaped joints are so arranged as 



to fit one into the other. 

 Calypter: Dip f era; the alula or squama when it covers the haltere. 

 Calyptra: a hood or cap ; see alula. 

 Calyptrate: those flics that have aluhc or membranous scales above the 



haltcres. 

 Calyx: the cap or crown of the mushroom bodies of the procerebrum : see also 

 egg-calyx. 



