428 (52) Mr. G. R, Crotch's Revision of 



Ischyrus subcylindricus. 



Ischyrus suhcylindricns, Lac. Erot. 117. 



Cayenne, K. Gi-anada. 



This resembles a small specimen of /. interrujytus with the 

 head red, and a black humeral spot isolated from the basal 

 fascia. 



Ischyrus Sheppardi, sp. n. 



Flavorufus, oblongus, parallelus, subtus rufus, pedibus nigris ; 

 capita riifo vertice nigi'o (colore nigro antice bilobato) ; thorace 

 subquadrato, fortiiis punctato, lateribus late albidis, puncto nigro, 

 disco figui^am nigram (ad litteram H similem), basi nigro margi- 

 nato ; scutello rufo ; elytris tenuissime striato-pnnctatis, sutura 

 nigra, singula macula acuminata infra scutello, altera humerali 

 triangulari, puncto infra hiimerum, macula infra medium valde 

 dentata et per siituram prolongata ad apicem (et in margine ex- 

 terno continiiata), nigris. L. 3 lin. 



Brazil. 



Allied to E. subcylindricus, but most variable ; the 2 speci- 

 mens I have seen are at first quite unlike ; the thorax has normally 

 4 discoidal spots, 2 anterior, and a quadridentate basal line ; the 

 elytral foscite are broken up in every possible "vvay. 



Ischyrus Bahiae, sp. n. 



Pallide fulvus, oblongus, capite pectore geniculisque nigris ; 

 thorace ci-ebrius sat fortiter punctato, punctis 4 transverse positis, 

 lineaque basilari tridentata, nigris ; elytris fascia basali extus 

 abbreviata postice utrinque dentata, punctoque parvo marginem 

 versus nigris, macula postica in singulo triangulari, ad suturam 

 conncxis. L. 2| lin. 



Bahia. 



Allied to I. interruptus. 



Ischyrus fraternus. 



Ischyrus fraternus, Lac. Erot. 124. 

 Columbia, N. Granada. 



In this the posterior angles of the thorax are black also ; the 

 elytral punctures are coarse, translucent, and appear oblong. 



Ischyrus pallidior, sp. n. 



Pallide ochraceus, subellipticus ; capite tlioraceque subtiliter 

 punctatis, illo antice nigro, vertice ochraceo, vitta nigra; hoc 

 macula transversa in margine antico, punctisque 4 transverse 

 positis nigris ; elytris alutaceis, teuue punctato-striatis (punctis 



