458 (82) Mr. G. R. Crotch's Revision of 



Mycotretus mycetophiloides, sp. n. 



Subovatus, subdepressus, supra niger, si;btus testaceiis, capite 

 antice testaceo, parce punctulato; thorace brevi subtiliter punctu- 

 lato, lateribus subi'ectis, angulis anticis irregulariter flavis ; scutello 

 punctulato, elytris punctato-striatis, intei'stitiis subtilissime punctu- 

 latis, siugulis fascia angusta obliqua fulva basiii versus; corpore 

 subtus Isevi, L. 2;^ in. 



Ega (Bates). 



Var. careus. ElytrLs unicoloribus. 



Mycotretus coccineus. 



Lybas coccineus, Lac. Erot. 239. 



Kio Janeiro, Brazil, Ega and Fonteboa (Bates). 



Metasternuni deeply punctate at tbe sides; scutellum. large, 

 punctate. 



Distinct from the other Mycotreti by its convex sub-hemi- 

 splierical form. 



Mycotretus sanguinosus, sp. n. 



]\[. coccineo proximus, sed major, elytris interstitiis crebrius 

 evidentius punctulatis, metasterno lateribus minus fortiter punc- 

 tatis distinctus. L. 2^ lin. 



N. Granada. 



Mycotretus rufilabris.* 



Tritoma rufilabris, Lac. Erot. 222. 



Brazil (Turin). 



This is certainly a Mycotretus. 



Mycotretus limbatus. 



Tritoma limhata, Lac. Erot. 223. 



Brazil, Ega, St Paulo (Bates). 



Metasternum deeply punctate at the sides. Thorax not mar- 

 gined at the base, and the only species of the genus which I have 

 seen pi-esenting this character. 



Mycotretus tesserarius.* 



Mycotretus tesserarius, Lac. Erot. 191. 

 Columbia. 



Mycotretus (?) xanthomelas, sp. n. 



Oblongo-ovatus, obscure testaceus, antennis (basi excepto) 

 piinctisque 3 in vcrtice nigris; capite antice crebre, postice parce, 



