26 EXPLANATION OF TERMS 



Cinctus: with a colored band : ^ cingulatus. 



Cinereous: ash-colored; gray tinged with blackish [ultra ash gray]. 



Cinerescent: ashen in color or appearance. 



Cingula-um: a colored band or bands. 



Cingulate -us: having a cingulum or collar: see also cinctus. 



Cinnabarine: [vermilion red]. 



Cinnamomeous: cinnamon brown [burnt sienna]. 



Cinura: see Thysaiinra, of which this forms a group including the bristle- 

 tails, and for which it has been used as an equivalent. 



Circinal: spirally rolled like a watch-spring or a butterfly tongue. 



Circiter: about, or round-about. 



Circular: round like a circle. 



Circumgenital glands: small circular glands with an excretory orifice at tip, 

 disposed in groups about the genital orifice in Diaspina. 



Circumoesophageal commissures: those cords or nerve fibres connecting the 

 sul)cesophageal ganglion with the main trunk of nervous system. 



Circumsepted: with a vein all around the wing. 



Cirrate: antennx with very long, curled lateral branches which may or may 

 not be ciliated ; see plumose. 



Cirrose-us: with somewhat dense curled hair. 



Cirrus: a curled lock of hair placed on a thin stalk. 



Citrine -us: lemon yellow [chrome yellow]. 



Cladocerous: with branched horns or antennje. 



Clasper: a chitinized process, free or attached to the inner sides of harpes, 

 valves or other lateral pieces, serving to hold the female parts during copu- 

 lation : ^ the harpes of some authors. 



Claspette: in genitalia of (^ culicids, the inner basal lobe of side piece; q. v. 



Clasp-filament: in (^ genitalia of culicids the articulated appendage or ter- 

 minal segment of side-piece or clasp ; sometimes bears an articulated point 

 or apex and then = articulated apex. 



Class: a division of the animal kingdom lower than a sub-kingdom and higher 

 than an order : e. g., the " Class Insecta." 



Classification: is the systematic arrangement of insects (or other animals or 

 plants) in series showing their relation or agreement in structure, life 

 habits or other characters forming the basis of the " classification." 



Clathrate: latticed or lattice-like in appearance. 



Claustrum: the structure uniting the wings in flight, whether by hooks, by a 

 thickening of the margin, or by a jugum. 



Clava: a clul) ; Jhe enlarged apical joints of a clubbed' antenna: := clavola. 



Claval suture: Hcmiptera ; at the base of hemelytra, separating the clavus. 



Clavate: clubbed: thickening gradually toward the tip. 



Clavate hairs: in Collcmbola, ^ tenent hairs. 



Clavicornia: that series of beetles ha\ing the antenna? more or less distinctly 

 enlarged or cluiibed at tip. 



Clavicular lobe: J Imuoplcra : that ]>ortion of hind wing behind anal veins. 



Claviform: club-like in form; specifically, in Noctuid moths an elongate spot 

 or mark extending from the t. a. line through the submedian interspace, 

 toward and sometimes to the t. p. line. 



