88 Mr. F. P. Pascoe on the Colydiide 
anteriorly, the sides slightly rounded, quadrisulcate, with two oblong 
prominent tubercles anteriorly; scutellum transversely subcordate ; 
elytra reddish chestnut, very minutely punctured, with eight rows of 
coarser but also minute punctures on each ; body beneath reddish chest- 
nut, shining, finely punctured; legs and antenne ferruginous. Length 
22 lines. 
Aulonium prepositum. (Pl. V. fig. 10.) 
A, oblongo-ovatum, castaneum, nitidum ; prothorace quadrisulcato, sulcis 
duobus mediis punctato-impressis, antice subbituberculato, lateribus 
rotundatis; elytris fortiter seriatim punctatis. 
Hab. Ega. 
Oblong-ovate, reddish chestnut, shining, the head and prothorax 
darker; head small, much narrower than the prothorax, strongly punc- 
tured between the eyes, a very slight impressed line in front of each ; 
prothorax almost impunctate, rather broader than long, much narrower 
anteriorly, the sides rounded, quadrisulcate, with two small but distinct 
tubercles in front; scutellum transverse, rounded behind; elytra with 
eight rows of coarse punctures on each, otherwise impunctate; body 
beneath reddish ferruginous, with small scattered punctures; legs bright 
ferruginous; antennze ferruginous. Length 3 lines. 
I have a variety of this species with the tubercles on the prothorax 
less strongly marked, and fewer punctures between the eyes. 
Aulonium hebes. (Pl. V. fig. 13.) 
A, oblongum, rufo-castaneum, nitidum ; prothorace quadrisulcato, antice 
vix tuberculato, lateribus subrotundatis ; elytris fortiter seriatim punc- 
tatis. 
Hab, Ega. 
Rather narrowly oblong, reddish chestnut, shining; head narrower 
than the prothorax, coarsely punctured on the vertex, an impressed 
line between the.eyes, and another curved line in front of each; pro- 
thorax nearly impunctate, rather broader than long, narrower anteriorly, 
the sides rounded, quadrisulcate, the two middle sulci formed by déep, 
coarse punctures more or less interrupted, tubercles nearly obsolete ; 
scutellum transverse, rounded behind ; elytra with eight rows of coarse 
oblong punctures; body beneath pale ferruginous, shining, with small 
scattered punctures; legs and ant@ine pale ferruginous. Length 2 lines. 
Aulonium egens. (PI. V. fig. 9.) 
A, oblongo-ovatum, castaneum, nitidum; prothorace bisulcato (sulcis 
mediis obsoletis), lateribus rotundatis, antice tuberculis duobus di- 
stinctis; elytris leviter seriatim punctatis. 
Hab, San Paulo. 
Oblong-ovate, dark chestnut, shining; head much narrower than the 
prothorax, finely punctured, the punctures coarse and crowded on the 
