with Characters of Six New Genera. 97 



Tauroma*, Hope. PI. IV. fig. 4. 

 Type of the Genus, Cassida Taurus of Fabricius. 



Antennae articulo l mo crasso, 2 do minimo, quatuor sequentibus 

 longioribus aequalibus^ metallicis 5 quatuor proximis lon- 

 gioribus aequalibus villosis, extimo majori ovato-conico. 



Mandibulce latae cochleanformes 5 apice edentulae. 



Labrum breve corneum, in medio acute emarginatum. 



Maxilla; minutae bilobae et ciliatae. 



Palpi maxillares perbreves, articulo 7 m0 minimo, duobus prox- 

 imis aequalibuSj ultimo conico-ovato. 



Mentum transversum, angulis anticis rotundatis. 



Labium breve conicum et pilosum. 



Lingua magna et membranacea. 



Palpi labiates maxillaribus longitudine aequales, articulo l mo 

 brevi, duobus aliis longitudine aequalibus, at ultimo ovato- 

 conico. 



Elytra angulis anticis utrinque in spinam crassam truncatam 

 porrectis^ angulis posticis rotundatis dorso haud tuber- 

 culato. 



Thorax antice rotundatus valde emarginatus. 



Prosternum latum planum. 



To the above genus belong C. bicornis, Yah., one of the 

 most splendid of the Cassidoidea. Monsieur Chevrolat has 

 named a third species as inhabiting Mexico : as I am doubtful 

 however of its having been described and published^ I am un- 

 willing to mention manuscript or catalogue names ; a fourth 

 I now describe from my cabinet. 



Tauroma jmnctipennis, Hope. Long. 5 lin., lat. 34- lin. Atro-vi- 

 ridis elytris fortissime punctatis, dorso convexo cornubus hu- 

 meralibus crassis et truncatis. Corpus subtus atro-cyaneum, pe- 

 dibus concoloribus plantisque ferrugineis. 



Habitat in Brasilia in Museo nostro. 



Desmonotaf, Hope. PI. IV. fig. 5. 

 Type of the Genus, Cassida Platynota of Germar. 

 Antenna: articulo l m0 crasso^ 2 do miniino^ octo sequentibus fere 

 aequalibus subdepressis, extimo ovato. 



* Derived from tuvqo; and J^oj, humerus. 

 f From faa t uog and i/eoro;, tergum, notted back. 



