CERAMBYClDiE. 
37J 
Prionini .—An assemblage of 53 Indian species, of which, two only 
are common in the plains. They are large dark brown insects, the an 
tennee long, the prothorax usually spined, the mandibles often very 
long, curved and powerful. Dorysthenes montanus , Guer., is stated to 
come out of the soil in the Nilgiris in 
such numbers as to cover the soil ; 
this occurs in April, May and June, 
the observer (Mr. Perrotet) further 
remarking that the bears eat these 
beetles. (?) (Guer. Men., Rev. Zook, 
1840, p. 40.) The large brown 
beetle that flies into lights in South¬ 
ern India and bites so freely is 
Priotyrannus mordax, Wh. The less 
formidable Paraphrus granulosus 
Thoms, comes into houses at night 
in Behar. Macrotoma crenata, Fabr., 
is a common plains species, wide¬ 
spread over India, found under 
fallen leaves and at light. Aegosoma , 
costipenne , Wh., is recorded as 
boring into teak trees in Assam. 
(I. M. N. II, p. 12.) Acanthophorus 
