TACHYPORIDJC. TACHYPORUS. 181 



cially towards the base, of a transparent testaceous: elytra quadraXe, fuscous, 

 -with the lateral margins rather obscure^ or dusky, with the apex somewhat 

 testaceous : abdomen black : legs intchy-testaceous : antennas fuscous, with 

 the two basal joints rufous. 



Found within the metropolitan district ; and in Norfolk and 

 Suffolk. 



Sp. 18. atriceps. Atro-piceus, nitidus, capite late nigra, thorace fulvo, ehjtris 

 rufis fusco nehulosis, pedibus, antennarumque basi pallido-testaceis. (Long, 

 corp. H lin.) 



Ta, atriceps. Steph. Caial. 271. No. 2823. 



Pitchy-black, shining, and very smooth: head broad, deep black: thorax 

 fulvous, immaculate : elytra dull rufous, the apex clouded with fuscous, or 

 dusky : abdomen with the apex very pilose : legs testaceous : antenna dis- 

 tinctly incrassated at the apex, pitchy-black, with the base testaceous. 



Taken near London. 



Sp. 19. pyrrhopterus. Niger, elytris pedibusgue ferrugineis, thorace iestaceo 



disco fuscescenti. (Long. corp. If lin.) 

 Ta. pyrrhopterus. Kirby MSS.—Steph. Catal. 271. N'o. 2824. 

 Black, very smooth, shining, and glabrous: head piceous, subtriangular : 

 . thorax flavescent, with the disc fuscescent or piceous : elytra ferruginous : 



with the base within and the lateral margin dusky : abdomen with the apex 



pilose: legs testaceous: antennae longer than the thorax, slightly thickened 



exteriorly, black, with the base testaceous. 



Inhabits the metropolitan district ; and it is also found in Suffolk. 



B. With the body short, rather broad. 

 a. Aniennoe simple. 



Sp. 20. chrysomelinus. Niger, thorace pedibusque subtestaceis, elytris testaceis 

 margine baseos atro. (Long. corp. If lin.) 



St. chrysomelinus. Linne. — Steph. Catal. 271. No. 2825. 



Black, shining, glabrous, and very smooth: head much narrower than the 

 thorax, subtriangular, and very glossy : thorax dilated behind, pale testa- 

 ceous : highly polished, with the sides pellucid : elytra testaceous, with the 

 lateral margins anteriorly and the base black: scutellum black: abdomen 

 black, with the margins of the segments faintly rufescent : breast and legs 

 pale testaceous : antennae as long as the thorax, slightly incrassated at the 

 apex, dusky, with the base pale. 



Extremely abundant in moss and at the roots of grass within the 

 metropolitan district ; found also in other parts of the country. "Near 

 SvfanseA.^'^L.W. Dillwyn, Esq. "Raehills."— Eeo. ir.L?7^/e. 



