the Coleopterous Family Erotylidm. (69) 445 

 Mycotretns nitescens, sp. n. 



M. opalescenii affinis, sed totus rufo-sanguineus, antennis clava 

 infuscata. L. 2 Im. 



Ega (Bates). 



This may be an uncoloured variety, but appears perfectly 

 mature; tlie form and punctuation are identical with M. opalescens. 



Mycotretus sericeonitens, sp. n. 



Subovatus, niger, fulvo-varius, sericeo-nitens ; antennis sube- 

 longatis, clava nigra, capite nigro, punctulato, labro rvifo; thorace 

 subtiliter punctulato, fulvo, lateribus rotundatis, angustissime 

 piceo-marginatis, disco macvila magna difibrmi nigi'a, antice postice- 

 que marginem attingeute; scutello nigro, Isevi; elytris obsolete 

 punctato-striatis, interstitiis fere Ifevibus, fulvis, macula humerali 

 irregulari, fasciaque sat lata communi pone medium nigris; corpora 

 subtus tenuiter pubescenti, pedibus, abdomine, prosterni epipleu- 

 ris, metasterni lateribus episternisque testaceis. L. 2A- lui, 



Ega (Bates). 



Var. monticola. Capite antice rufo, thorace punctis 2 anticis, 

 3 posticis, nigris; elytris obsolete seriatim punctatis, interstitiis 

 crebrius punctatis, fascia subapicali angustiore. L. 2|lin. 



Ecuador (Buckley). 



Mycotretus balteatus, sp. n. 



Subovatus, sat convexus, niger; elytris rufo-testaceis apice 

 nigro, abdomine metasternique lateribus testaceis; capite thorace- 

 que crebre punctulatis, hoc lateribus subrectis, macula obsoleta 

 rufa angulos anticos versus; scutello rufo, punctulato; elytris 

 tenuiter sei'iatim punctatis, interstitiis evidentius punctulatis ; cor- 

 pore subtus leviter pubescente. L. 2J lin. 



Ega (Bates). 



Mycotretus rastratus, sp. n. 



Oblongo-ovatus, testaceus, antennis elongatis nigris (basi ex- 

 cepto); capite thoraceque subtiliter punctulatis, hoc basi sinuato; 

 elytris subtilissime obsolete rugosulis, tenue obsoleteque striato- 

 punctatis, interstitiis parce punctulatis, paulo opalescentibus ; 

 metastenio lateribus punctatis, linea coxali posteriori nulla. L. 



3|lin. 



S. Paulo (Bates). 



Mycotretus nugator.* 



Mycotretus nugator, Lac. Erot, 1 74. 

 Cayenne. 



