Mesom PII A Ll A. 221 



in ipsa hasi prope sntiiram, liastata, altera non prociil 

 ab apicc, triaiigiilari vittaque brevi basali in disco ex- 

 terioic, siIaceo-pu-I)escentibus. Corpus subtus obsolete 

 punctulatuni , nigruin, nitidum. Pedes subtilissime pun- 

 ctulati, similiter colorati, tibiis parce, breviter pallido- 

 pubesccntibus. 



2. difjormis: oblongo-ovata, convexa, nigra, opaca, pube 

 silacea iiuequaliter adspersa; prothoracc lato, vix piin- 

 ctato, lateribus antice parum, oblique ampliato, po- 

 slice recto; elytris iiuequalibus, remote, profunde pun- 

 ctatis, basi retusis, dorso antico valide, acute gib- 

 bosis, (ere ad medium ohlique ampliatis, posterius 

 atlenuatis, margine ante medium transversim convexo, 

 callo suprahumerali alte elevato. — Long. 21, lat. 15 

 millim. 



Patria: Brasilia , Mus. Keqf. Berol. 



M. quadraticolli proxima et magnitudine oequalis, 

 angustior, elytris fere ad mediiim ohlique ampliatis, dein 

 apicem versus attenuatis. Caput subtiliter, confertim ru- 

 goso-punctatum , nigrum, opacum , medio canaliculatum; 

 oculis ovatis, modice convexis, dilute brunneis. An- 

 tennic nigra?, parce pubescenles. Prothorax magnus, 

 latitudine postica plus duplo brevior, apice vix emar- 

 oinatus, laterihus tenue reflexo-mariiinatis, ad mediuin 

 sensim parum oblique ampliatis, dein versus basin re- 

 clis; postice utrinque leviter sinualus, angulis retrorsum 

 parum proininulis, sub-rectangiilis, lobo medio lato, 

 apice rotundato; supra suh-depressus, vix punctulatus, 

 versus latera impressus; niger, opacus, pube hrevi, pal- 

 lida parcissime adspersus. ScvitcIIum mediocre, triangu- 

 lare, kcve, nigrum, opacum. Elytra prothorace triplo 

 longiora et basi ejus parum latiora, antice singulatim 

 sinuata, humeris rotundatis; pone basin ad tertiam par- 

 tem ohlique, scnsim ampliata, ibique rotundata, dein a 

 medio apicem versus attenuata, apice conjunctim sub- 

 aciiminata, supra modice convexa, inaequalia, basi re- 

 tusa, antice gibbo valido, acuto instructa, callo supra- 



