172 



INTKODUCTION. 



Family 86. PYROCHROID^E. 



Head exserted, strongly constricted behind the eyes, which are 

 emarginate ; antennas eleven-jointed, inserted before the eyes; pro- 

 thorax narrower at base than elytra ; anterior coxce large, conical 

 and contiguous, cavities widely open behind ; intermediate coxce 

 conical, contiguous, posterior coxce transverse ; elytra ample, wider 

 than abdomen ; abdomen with jive free ventral segments, a sixth 

 being visible in the male; legs long, 'penultimate joints of tarsi bilobed 

 or dilated, claws simple. 



This family is allied to the Mela/ndkyidje, but differs in the 

 formation of the head and neck, and the bilobed or dilated 



Fig. 77. — Pyrochroa coccinea ; larva X f ; pupa X 3. 

 (After Schiodte.) 



penultimate joints of the tarsi ; it includes some forty to fifty 

 species which have been found mostly in temperate or cold 

 climates (North Europe, Siberia, Northern Japan, and North 

 America). Several fine and beautiful species, however, have 

 recently been found in Burma by Mr. Doherty, and species have 

 also been recorded from Bengal and Kashmir. They are, in 

 many cases, comparatively large and conspicuous insects, of a 

 brilliant scarlet colour, or scarlet with a black head, or black with 

 a scarlet prothorax, and are sometimes remarkable for their 

 strongly pectinate or ramose antennae. They are usually found 



