the Coleopterous Family Erotylidoi. (75) 451 



Abdomen beneath sbining, punctate, metasternum sparingly 

 and finely, sides more deeply punctate ; coxal lines visible. 



M. 2)osticus lias lost the spots on the thorax and at the base 

 of the elytra. 



Mycotretus DejrroUii, sp. n. 



Oblongo-ovatus, fulvus, antenuis pedibus pectoreque nigris ; 

 capite crebre sat profunde punctato, thorace minns crebre punc- 

 tato, punctis 6 nigris (2 anticis, 4 basalibus), scutello nigro ; 

 elytris pxmctato-striatis, interstitiis parce snbtilissime punctulatis, 

 macula oblonga discoidali sat magna ante medium ; corpore subtus 

 punctulato, metastex-no lateribus parcissime punctatis. L, 2f lin. 



St Catharina. 



Mycotretus tigrinus. 



Erotylm tigrinus, Oliv. Em. Meth. vi. 437 (1791). 



Mycotretus , Lac. Erot. 145. 



leopardus, Kirsch in litt. 



Cayenne, St Paulo, Ega (Bates). 



Finely punctate, strise siib-gemellate ; beneath si:)aringly 

 punctate. The mentum is decidedly rounded in ^front, and this 

 has led Kirsch to consider it a new species. 



Var. 2)a7'dalis. Elytris maculis majoribus, magis approxi- 

 matis; elytris interstitiis distinctius punctatis. L. 3 — 3i lin. 



Peru (Janson), Ecuador (Buckley), St Paulo (Bates). 



Mycotretus singularis. 



Mycotretus singularis, Lac. Erot. 148. 

 Columbia. 



Finely punctate-striate ; surface alutaceous, very finely punc- 

 tulate. 



Mycotretus trabeatus. 



Mycotretus traheatus, Lac. Erot. 148. 

 Columbia. 



Apparently more strongly punctate than M. singularis, and 

 always fulvous in colour, but possibly only a variety of it. 



Mycotretus tigratus. 



Mycotretus tigratus, Lac. Erot. 150. 

 nigrocinctus, Lac. Erot. 151. 



Very near Af. trabeatus, and perhaps only a small variety of 

 it. M. nigrocinctus has lost the elytral spot, retaining only the 

 band. Columbia. 



