( 179 ) 



Descriptions of New Species of Phytophagous Colkoptiha ; 

 by JoSKPH S. Baly, P.L.S., etc., (continued from paip' \?>()). 



DinophtJiaJnui fasciata, mihi. 



Anguste ovata, postice attenuata, nigra, nitida, siibtus argenteo- 

 sericea, tliorace elytrisqiie fulvis, illo minute seJ distincte punc- 

 tate, plaga male definita ad niarginem apicalem adfixii, nigro- 

 picea ; his punctato-striatis, striis ad apieem confusis, fascia 

 lata curvata communi extrorsum ablireviata nigra instructls. 

 Long. 3 lin. 



Hab, Amazons, Rio Tapajos. 



Head smooth and shining, finely and remotely punctured, 

 impressed between the eyes mth a distinct fovea ; inner liorder 

 of eye coarsely strigose ; three lower joints of antenna^ pale 

 ])iceous beneath. Thorax two and a half times as broad as long; 

 sides rounded, converging fi-om the middle to the apex, anterior 

 and posterior angles obsolete; basal margin rather deeply sinuate 

 just within the outer angle ; surface smooth and shining, (seen 

 under a lens) distinctly punctulate. Scutellum distinctly punc- 

 tured, shining, trigonate, its apex broadly rounded. Elytra with 

 the sides distinctly lobed at the base, attenuated toAvards the 

 ajjex ; surface distinctly punctate-striate, the piinctures irregu- 

 larly placed in the stria?, the stria^ themselves confused and 

 entirely lost on the hinder disk ; just below the middle is a 

 Itroad common sublunate transverse patch, abbreviated and 

 ])roduced anteriorly on the outer margin. Body beneath densely 

 (•lf)thed with silvery hairs ; apex of the last abdominal segment 

 bn )adly concave-emarginate. 



DinopJdliahna nigriceps, mihi. 



Anguste ovata, postice attenuata. fulva, nitida, capite, scutello, 

 pectore, genubus, tibiis quatuor aiiticis dorso, posticis totis, 

 tarsisque nigris. Long. 2^ lin. 



Hab. Para. 



Head smooth and shining, impressed with a few fine punctures, 

 visible only under a lens ; mandibles with a rufous line ; ])al]:ii 

 pale fulvous. Thorax nearly three times as broad as long, sides 

 roiuuled, slightly converging towards the apex, anterior and 



