TRAVAUX INDITS. 419 



Habitat in Nova-Granata, Am. austr. 



Centrinu* planirostris. C. hsematopi Schauf. simillimus; nigro- 

 sauguiueo, pedibus rufo-sanguineis, squamulis flavo-albidis tec- 

 tus; rostro deplanato, antice impunclato, ante inedium ad basin 

 dousiore et profudiore puuctulato; capite nigro, antrorsum punetu- 

 lato; thorace lougitudiue vix latior, autrorsum rotuudato-augustuto, 

 basi mdia lobato, cribrato-punctulato, subtransversini irregulariter 

 squamuloso, squamulis utrinque linea albida curvata, medio sub- 

 cariuulato; elytris breviter ovatis, basi truucata, puuctato-slriatis, 

 interstitiis deplauatis, punctato-flavo-albidi-squamifcris, squamulis 

 ad scutellum plagaque postice densioribus; femoribus inermibus. 

 Long. 3,1/3; lat. 1,3/5 inill. 



Habitat in Venezuela. 



Centrinus montanug. C. bifrouti Fb. alliuis ; suboblongus , 

 postice attPiiuaius, niger, subuitidus, foveolato-puuctulatus, puuctis 

 ochraceo-setiferis; roslro striato-punctato, medio vix ampliato et 

 longiludiualiter impresso, autrorsum nitido, vix puuctulato, basi 

 undique grauulato-punctato; capite convexo, subopaco. antice vix 

 sparsim puuctulato; oculis non promiuulis; thorace subquadrato 

 antice truncato, leviter impresso, basi bisinuato, ad scutellum leviter 

 exciso, angulis posticis redis, Iateribus postmedium fere parai lelis 

 aute mdium rotundatis, disco remote Iateribus creberrime cribrato- 

 puuctatis, puuctis ochraceo-setiferis, linea mdia longitudinali la;vi, 

 subcariuata ; elytris breviter ovatis, basi truncata, leviter impressa, 

 humeris promiuulis ; profuude triatis, striis punctatis, interstdiis 

 elevatis, deplauatis, postice angustis, seriatim subfovcolato-sitiferis; 

 femoribus inermibus, uigris, tibiis nigris vel sauguineis, tarsissan- 

 guineis. Long. 3,1/2, 4,1/4 ; lat. 1,1/3, 1,2/3 mill. 



Mas. Prosternum subtus bicornutum , cornibus rufo- 

 sanguineis. 



Varit rufo-sanguineus, rostro, capite, scutello genicu- 

 lisque nigris (immatura). 



Habitat in Nova-Granata, Am. austr. 

 Centrinus montanus Schauf. i. litt. Centrinus regula- 

 ris Deyr., i. 1. 



Centrinus jugularis. C. bifronti Fb. affinis ; ovatus, niger, ui- 

 tidus, subtus rugoso-cribrato, abdomen subtiliter punctato-piliferum; 

 rostro nitido, longitudinalittr striato-punctulato; capite subopaco, 



