498 (122) Mr. G. R Crotch's Revision of 



minus denticulata, Bubapicalique recta denticulata, flavis. L. 

 S^lin. 



Amazons (Bates). 



The basal fascia here is somewhat oblique, following the 

 external margin a little, and thus approaching B, circulus. 



Brachysphcenus circulus. 



Brachysphoenus circulus, Lac. Erot. 307. 



Cayenne, Pebas (Janson). 



The yellow ring is equally broad and not denticulate. 



Brachysphcenus zonula. 



Brachijsph(mms zonula, Crotch, Cist. Ent. 1-17. 

 Ecuador (Buckley), Nicaragua (Janson). 



Brachysphcenus duplicatus. 



Brachysphosnus dtiplicatus, Lac. Erot. 299. 

 mediatus, Lac. Erot. 305. 



Columbia. 



Distinct by the smooth elytra; prosternum compressed; no 

 coxal lines. 



B. mediatxis is a variety with the discoidal black fascia obsolete, 

 leaving a broad fulvous band. 



Brachysphcenus luteoniger, sp, n. 



B. duplicato affiuis, sed elytris fascia latissiina luteaj tertia 

 apicali, puncto basali humeroque solis nigi-is. L. 3\ lin. 



Ecuador (Buckley). 



This is very like B. duplicatus var. mediatus, and possibly 

 may sometimes have a discoidal fascia. The smooth elytra dis- 

 tinguish it from all except B. duplicatus. 



Brachysphcsnus sedeoimpunctatus. 



Brachyspkce7ius lG-2yu)iciatus, Lac. Erot. 309. 

 Cayenne. 



The thorax is almost quadrangularly emarginate in front; 

 no coxal lines. 



Brachysphcenus pithecius.* 



Brachysp/ioinus pithecius, Lac. Erot. 309. 

 Cayenne. 



