USED IN ENTOMOLOGY. 35 



Cuticula: = cuticle : specifically applied to the outer or chitinized layer: see 



epidermis and hypodermis. 



Cyaneous: pure dark blue; indigo blue [French blue]. 

 Cyanescent: with a deep bluish tinge or shading. 

 Cyanogenic: applied to repugnatorial glands in myriapods and sometimes in 



insects. 



Cyathiform: obconical and concave; cup-shaped: = cupuliform. 

 Cyatotheca: the cover of the thorax in the pupa. 

 Cycle: a round or circle, e. g., of development; a life cycle. 

 Cyclorrhapha: that section of Diptera in which the adult escapes from the 



hardened pupal case by pushing off a lid or covering : see orthorrhapha. 

 Cyclorrhaphous: circular seamed. 



Cydariform: globose, but truncated at two opposite sides. 

 Cylindrical: in the form of a cylinder or tube; round, elongate, of equal 



diameter throughout. 



Cymbiform: boat-shaped: a concave disc with elevated margin; navicular. 

 Cytoplasm: the protoplasm of a cell exclusive of nucleus; the cell body. 



D 



Dactylus: a finger or toe; = digitus : a tarsal joint after the first one, when 

 that is enlarged as in bees. 



Dagger mark: a marking in the form of a Greek Psi [^]. 



Dart: a sting, or its central part. 



Dash: a short disconnected streak or mark. 



Dasygastres: bees with pollen-carrying structures on the abdomen. 



Deaurate: of the color of gold; golden. 



Deciduous: that which may be cast off or shed. 



Declinate -us: a part somewhat bent, the apex downward. 



Declivent -ous: sloping gradually downward. 



Decrepitans: crackling. 



Decumbent: bending down at tip from an upright base. 



Decurrent: closely attached to and running down another body. 



Decurved: bowed downward. 



Decussate: crossing at an angle; X-like: in cross pairs; or, when bristles 

 alternately cross each other, as in some Diptera. 



Deflected: bent downward: the wings, when the inner margins lap and the 

 outer edges decline toward the sides. 



Deflexed: abruptly bent downward. 



Deformed: twisted or set in an unusual form; specifically, in Coleoptcra ap- 

 plied to knotted or twisted antennae as in male Meloids. 



Dehiscence: the splitting of the pupal integument in the emergence of the 

 adult in Lepidoptera. 



Dehiscent: -open or standing open: separating toward the tip. 



Dejectamenta: the excrement or excretion. 



Delamination: the splitting or division into layers. 



Deltoid: elongate triangular; resembling a Greek A with apex extended. 



