( 179 ) 



Descrliiiiona of Nnv Species of Phytophagous Colkotti i: \ ; 

 by JosKi'H S. Balv, F.L.S., &q.^ feoiitinued from piiije \:\()). 



Dinoplithohtui, fasdatei, niihi. 



Anguste ovata, postiee attenunta, nigra, iiitida, siilitus argenteo- 

 sericea, thorace elytriR(jiie fiilvis, illo minute sed distincte ])unc- 

 Tnto, plag:! male definitA \u\ marginem apicalem adfixil, nigvo- 

 ])icea ; liis punctato-ptriatis, striis ad a])ioem confusis, fascia 

 lata cnrvatii conimuni extrorsmn fil)l>revi;ita nigra insti-iictis. 

 Long. 3 lin. 



I Tab. Amazons, Rio Tapajos. 



TTead smooth and shining, finely and remotely punctured, 

 impressed l^etween the eyes with a distinct fovea ; inner border 

 of eye coarsely strigose ; three lower joints of antenna- jjale 

 jiiceous beneath. Thorax two and a half times as broad as long; 

 sides roiuided, converging fi'om the middle to the apex, anterior 

 nnd jiosterior angles obsolete; basal margin rather deeply sinuate 

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

 under a lens) distinctly punctulate. Seutellum distinctly punc- 

 tured, shining, trigouate, its ap)ex broadly roimded. Elytra with 

 rhe sides distinctly lobed at the base, attenuated towtirds the 

 apex ; siu'face distinctly punctatc-striate, the punctures irregu- 

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

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

 liroad common sublunate transverse patch, abbreviated and 

 produced anteriorly on the outer margin. Body beneath densely 

 ridthed Avith silvery hairs; apex of the last abdominal segment 

 I iroadly eoncave-emarginate. 



Dtnophthahiio niep'iceps, mihi. 



Anguste ovata, postiee attenuata, fidva, nilida, capite, scutcllo, 

 pectore, genubiis, tibiis quatiior aiiticis dorso, posticis totis, 

 tarsisfpie nigris. Long. 2^ lin. 



I lab. Para. 



Head smooth and shining, impressed with a few fine punctiu-es, 

 visible only under a lens ; mandildes with a. rufous line; palpi 

 |»mI(' fidvous. Thorax nearly three times as l)i-oad as long, siiles 

 rounded, slightly converging towards the apex, anterior and 



