USED IN ENTOMOLOGY. / 



Base, (of the wing or elytra) that part which is attached to the 

 thorax ; (of the thorax) that part which is nearest to the elytra ; 

 (of the abdomen) the part nearest to the metathorax ; (of the 

 tongue) the portion included in the tubus ; (of the maxillae) 

 the part below the palpus, including cardo and pecten. 



Bearded, barbated. 



Bicaudate, having two tails or processes ; this term is gener- 

 ally applied to the posterior wings of Lepidoptera when thus 

 formed. 



Bicornute, two-horned. 



Bicuspidate, ending in two points. 



Bifarious, pointing in opposite directions. 



Bifid, cleft; cloven in two. See emarginate, furcate, biparted. 



Bijugum, in two pairs. 



Bilamellar, divided into two laminae. 



Bilobate, divided into two lobes. 



Bilocular, having two cells or compartments. 



Binate, in pairs ; consisting of a single pair. 



Biparted, profoundly divided into two parts. See bifid. 



Bipupillate, an ocellate spot having two pupils or dots within 

 it, of a different colour. 



Biradiate^ consisting of two rays. 



Bisetous, furnished with two setaceous appendages. 



Bivalve, (proboscis) consisting of two valves or divisions, 

 united so as to form a tube. 



Blind, or subocellate, applied to an eye-like spot which is des- 

 titute of the central spot or pupil. 



Body, includes every part of an insect, and is divided into head, 

 thorax, and abdomen. 



Boreal, of or belonging to the north. 



Botryoidal, clustered like a bunch of grapes. 



Brachial nervures, those nervures of the anterior wing that ori- 

 ginate at the thorax, and run somewhat parallel with the inte- 

 rior edge towards the posterior angle or posterior edge, often 

 connected with the cubital cellules by means of the recurrent 

 nervures. 



Bronze, the colour of old brass. 



Brunneus, pure very dark brown. 



Bullate, blistered. 



c. 



Caducus, shedding ; easily and quickly falling off. 

 Caeruleus, colour of the sky ; sky-blue. 

 Caesius, pale blue, approaching gray. 



