34 Rev, H. S. Gorham's materials for a 



Cratomorphus giganteus, Drury. 



Brazil. All collections. ^ , 2 . 



Ohs. — A variety occurs iu which the expanded margin 

 is entirely pale. 



Cratomorj)hus fuscipennis, Mots. Etud. Ent. ii. p. 33. 



C. latus, Kirscli. (Bcrl. Zeit. 1865, 72) appears to 

 agree Avith this, as well as albo-viarginatus, Guerin. 

 Mus. Brus., Cast. ? The lateral lobes of the pygidium 

 are much smaller in the 9 than in giganteus. 



Buenos Ayres ? Mus. Brus. 



Brazil? Columbia. Chontales, Nicaragua; coll. God- 

 man and Salvin. 



Cratomorphus vittatus, Kirscli. 1. c. 

 Ecuador ? Mus. Brus. $ . Pygid. feebly sinuate. 



Cratomorphus diaphanus, Germ. ? 



Brazil ; Mus. Brus. $ . 



More elongate than giganteus. Elytra Avith the ex- 

 panded margin white, 2 pygidium feebly lobed at the 

 sides, apex prominent rounded. (Plate, fig. 16.) 



Cratomorphus bifenestratus, n. sp. 



Oblongus, fusco-testaceus, thorace disco postice piceo, 

 medio tenuiter flavo carinato, antice maculis duabus 

 diaphanis scutello piceo elytris subcostatis. 



Long. lin. 10, ^.—13, "$. 



Mas. — Pygidio trilobato, lobo apicali transversim quad- 

 rato, truncato, lateralibus sat magnis apice rotundatis. 



Fem. — Pygidio medio fortiter producto, apice rotun- 

 dato, ventrali eo conveniente apice acute diviso ; pectore 

 et abdominis segmentis quatuor piceo-fuscis marginibus 

 flavis. 



The two specimens in the Brussels Museum of this 

 species seem to me very distinct from any species described, 

 and it will be best recognized by the diaphanous patches 

 on the front portion of the thorax, by the yellow fine 

 carina which extends from the base to the front margin, 

 dividing a basal, rhomboidal, pitchy patch into two 



