GLOSSARY. • XI 



Dentate. Toothed, furnished with tooth-like prominences. — Denticulate 



(diminutive of jireceding). Furnished with small teeth : these terms 



are often used loosely. 

 Dejvensed. Flattened as if by jiressure from above, often used as in 



opposition to compremeA, flattened by lateral pressure. 

 Digitate. See Palmate. 

 Dimorphic or Dimorpliovs. Presenting tAvo distinct types in the same 



sex (e.g. females of ?Iydroporus,.DytiscuS) &c.). 

 Disc. The middle, the central portion. 

 Discoidal. Pertaining to the disc. 

 Divaricate. Used of two parts that are contiguous at base and very 



strongly dehiscent at apex. 

 Emarginate. With a piece cut out of the margin, notched. 

 Entire. Without excision, emargination, or projection. 

 Exjjlanate. Widened out, expanded. 



Fades. General' aspect of a species, genus, or group of insects. 

 Farinose. Presenting a mealy appearance. 

 Fascia. A coloured band. 

 Ferruginous. Eust-red. 

 Filiform. Thread-shaped; of antenna3, elongate and of abnut the same 



thickness throughout. 

 Flahellate, Flahelliform. Fan-shaped ; of antenna}, Avith the upper joints 



prolonged into long branches. 

 Fossorial. Ada])ted for digging. 

 Fovea. A large round depression on the surface. — Foveate or Foveolaie. 



Furnished with such depressions. 

 Funiculus. The joints of the antenufe betAveen the scape (first elongate 



joint) and the club ; especially applied to the Curculionidie. 

 Fuscous. EroAvn, or tawny-brown. 



Fusiform. Spindle-shaped, broadest in the middle, and gradually nar- 

 rowed in front and behind to a more or less pronounced point. 

 Geniculate. Elbowed or kneed, abruptly bent upwards or downwards. 

 Gibbous, Gibbose. Hump-backed, very convex. 

 Glabrous. Smooth, hairless, and Avithout punctures or raised sculpture ; 



quite glabrous surfaces in Coleoptera are usually shining. 

 Granulate. With small, rounded-off elevations. 

 Granulation. Applied to the eyes, the grauulation of Avhich is said to be 



fine or coarse accordingly as the facets are more or less numerous and 



pronounced. 

 Gressorial. Adapted for Avalking. 

 Gular. Pertaining to the throat. 

 Heteromerous. With the posterior tarsi couiposed of less joints than the 



anterior and intermediate ones. 

 Hirsute. Set Avith thick long hairs. 

 Flispid. ■ Set Avith short erect bristles. 



Jfumerus. The shoulder. — Humoral. Relating to the shoiddev. 

 Hijbrid. The offspring of two difiereut species. 



