450 (74) Mr. G. R. Crotch's Revision of 



Mycotretus coronatus.* 



Erotylus coronatus, Diqy. Erot. 21, T. ii. f. 33. 



Mycotretus , Lac. Erot. 141. 



Brazil. 



Mycotretus nigropunctatus. 



Erotylus nigropunctatus, Diip. Erot. 22, T. ii. f. 34. 



Mycotretus , Lac. Erot. 142. 



Brazil, Rio Janeiro. 



Mycotretus graphoderus. 



Mycotretus graphoderus, Lac. Erot. 144. 

 Brazil. 



Mycotretus cognatus. 



Mycotretus cognatus, Lac. Erot. 145. 



Rio Janeiro. 



[The preceding ten species agree, it appears to me, in all 

 structural cliaracters, and I am quite unable to separate tliem 

 satisfactorily ; all of them are apparently natives of South Brazil.] 



Mycotretus melanostictus. 



Mycotretus melanostictus, Lac. Erot. 139. 

 Columbia. 



Very closely allied to the preceding group and scarcely specifi- 

 cally distinct from them. 



Mycotretus quadripunctatus, sp. n. 



Subovatus, Ipete fulvus, antennis (articulis 1 — 2 exceptis), 

 geniculis, tibiis, tarsis, capitis puncto verticali, thoracis mar- 

 ginibus tenue, punctisque 4 in serie transversali discoidali, ely- 

 trorum fasciisque 2 (1 basali, 1 pone medium) nigrisj capita 

 thoraceque confertim subtiliter punctatis, elytris punctato-striatis, 

 interstitiis crebre punctatis ; corpore subtus punctulato, meta- 

 sterno lateribus fortius punctato. L. 4 lin. 



N. Peru (Bates). 



Antennse longer than the base of the thorax, ninth joint 

 elongate-quadrate. Allied to M. terminalis. 



Mycotretus Godarti. 



Mycotretus Godarti, Tmc. Erot. 146. 



pyosticus, Lac. Erot. 147. 



Columbia. 



