210 APPENDICES. 



c. 



GLOSSARY. 



Abbreviated. — Of the •wings, when tbey do not project beyond tlie elytra in 



repose. 

 Abm-tive. — Of the wings or elytra, when only pi'esenf, as rudiments. 

 Anterior. — Generally speaking, that part of the body, or any organ, which is 

 situated forwards, regarding the mouth as the front of the insect. 

 Contrasted with jiosterior. 

 Apex, apical. — Generally speaking, that part of an organ which is most 



remote from the centre of the body. In contrast to base, basal. 

 Base, basal. — Speaking generally, that part of an organ which is neai*est to the 



centre of the body ; contrasted with apex, apical. 

 Bifid. — Applied to the pygidium, or to a lobe, when cleft, divided, or forked. 

 Carina. — A sharp ridge or keel. 

 Carinatc. — Having a carina. 

 Caudal setcB. — The segmented processes occupying the position of the forceps 



in larvse of Biplatys and certain other genera. 

 Centre. — For the conventional centre of the insect, to which the terms 

 anterior, posterior, base, apex, etc. are relative, it is convenient to 

 take the scutelluni or base of the suture of the elytra, or, in apterous 

 forms, the uiesonotum. 

 Clavate. — Shaped like a club, i.e., abruptly thickened at or near the apex. 

 Compressed. — Applied to lateral compression only. 

 Conical. — Applied to segments which gradually increase in thickness from 



base to apex where the maximum thitjkness is attained. 

 Costal. — The costal margin is that edge of the elytra which is in front when 



the wing is expanded, and external when in repose. 

 Co-type. — The same as syntyjie, q. v. 

 Crenate. — Furnished with a row of teeth like a comb. 

 Crenulate. — Similar to crenate, but finer. 



Crest. — An elevated compressed fold or ridge in the integument. 

 Ct/clolabia.— Term applied to the shorter forms of forceps when these organs 



are of variable length. 

 Ben fate. — Tooth ed . 

 Benticulate. — Having fine teeth. 

 Bepressed. — Flattened, in a horizontal plane. 

 Bisc. — The flat dorsal portion of the elytra. 



Borsal. — Applied to the upper surface of the body or of an organ. 

 Emarginate. — Applied to the edge of a plate when the outline is broken or 



excavate. 

 Entire. — Applied to the edge of a plate when not broken. 

 Fold. — See " glandular folds." 



Erons. — That part of the head which is situated between the eyes, in front of 

 the transverse suture (p. 2). 



