MrCOTKETUS. GO 



Mycotretus nitescens, sp. n. 



J/, ojyalescoifl affinis, scd totus rufo-Siinguhieiis, aiitoDiiLs clava 

 infuscata. L. 2 lin. 



Ega (Bates). 



This may l)e an uncoloured variety, but appears perfectly 

 mature; tlic form and punctuation are identical with M. opalesccns. 



Mycotretus sericeonitens, sp. n. 



Subovatus, niger, fulv^o-varius, sericeo-nitens ; an tennis sube- 

 longatis, clava nigra, capita nigro, ]iunctulato, labro rufo; thorace 

 subtiliter punctulato, fulvo, lateribus rotundatis, angustissinie 

 piceo-marginatis, disco macula magna dilFormi nigra, antice postice- 

 que marginem attingente; scvitelio nigro, Isevi; elytris obsolete 

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

 irregulari, fasciaque sat lata communi pone medium nigris; corpore 

 subtus tenuiter pubescenti, pediljus, abdomine, prosterni epipleu- 

 ris, metasterni lateribus episternis(j_ue testaceis. L. '2}^ lin. 



Ega (Bates). 



Var. monticola. Capite antice rufo, thorace pinictis 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-tcstaceis apice 

 nigro, abdomine metasternique lateribus testaceis; capite thorace- 

 que crebre punctulatis, Hoc laterilms subrectis, maciila obsoleta 

 rufti angulos anticos versus; scutello rufo, punctulato; elytris 

 tenuiter seriatim punctatis, interstitiis evidentius punctulatis; cor- 

 pore subtus leviter pubescente. L. 2^ lin. 



Ega (Bates). 



Mycotretus rastratus, sp. n. 



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

 cepto); capite thoraceque subtiliter ])unctulatis, hoc basi sinuato; 

 elytris subtilissime obsolete rugosulis, tenue obsoleteque striato- 

 punctatis, interstitiis parce punctulaLis, paulo opalescentibus; 

 metasterno lateribus punctatis, linea coxali posteriori nulla. L. 

 31 lin. 



S. Paulo (Bates). 



Mycotretus nugator." 



Mt/cotretus nugator, Lac. Erol. ITi. 

 Cayenne. 



