BOMB YCID2E. 5 



Armagh, and Antrim, and the Messrs. Campbell have found 

 it, even abundantly, at Londonderry. 



Abroad it is common throughout Central and Northern 

 Europe, except the extreme north, and in Southern France, 

 Southern Spain, and Northern Italy. 



Genus 2. TRICHIURA. 



Antennge rather short, thorax stout, abdomen rather slender 

 in the male, and having at its extremity a bifid tuft ; stout in 

 the female and with a dense woolly tuft ; wings broad but 

 short. 



We have only a single species, but the genus is well repre- 

 sented and has many allies among exotic insects. 



1. T. crataegi, L. — Expa,nse 1|- to 1^ inch. Fore wings 

 short and broad ; pale grey or pale brown, with a complete 

 darker central band. 



Antenna of the male short, densely pectinated with long 

 teeth, the two rows lying rather towards each other, teeth 

 grey, shaft greyish-white. Head tufted, brownish-grey; 

 collar whitish or ashy-grey ; thorax stout, densely covered 

 with long, loose, pale brownish-grey scales ; abdomen not 

 stout, rather tapering, clothed with long whitey-brown scales., 

 and having a long divided anal tuft of a similar colour. 

 Fore wings short and broad, narrow at the base, but rapidly 

 widening, with costal and dorsal margins almost straight ; 

 apex and hind margin much rounded, and the latter very 

 little oblique ; greyish-white with a tuft of whitey-brown 

 scales at the base of the dorsal margin; first line black- 

 brown, usually making a full curve from the costal margin 

 back to the base, but occasionally attaining the dorsal margin ; 

 second line oblique, black, four times broadly angulated ; 

 the space between these two lines forms a purplish-grey 

 central transverse band, and contains an obscure blackish dot 

 at the end of the discal cell ; beyond the second line is an 

 indistinct cloudy-grey undulating line before the hind 



