with Characters of Six New Genera. 9? 



Tauroma^, Hope. PL IV. fig. 4. 

 Type of the Genus, Cassida Taurus of Fabricius. 



Antennce articulo 1"^° crasso, 2^° minimo, quatuor sequentibus 

 longioribus aequalibus, metallicis, quatuor proximis lon- 

 gioribus sequalibus villosis^ extimo majori ovato-conico. 



Mandibulce latae cochleariformes, apice edentula?. 



Labrum breve corneum, in medio acute emarginatum. 



Maxillce minutae bilobae et ciliatae. 



Palpi maxillares perbreves, articulo y'^*' minimo, duobus prox- 

 imis aequalibus, ultimo conico-ovato. 



Mentum trans ver sum, angulis anticis rotundatis. 



Labium breve conicum et pilosum. 



Lingua magna et membranacea. 



Palpi (abiales maxillaribus longitudine aequales, articulo 1"^° 

 brevi, duobus aliis longitudine aequalibus, at ultimo ovato- 

 conico. 



Elytra angulis anticis utrinque in spinam crassam truncatam 

 porrectis^ angulis posticis rotundatis dorso baud tuber- 

 culato. 



Thorax antice rotundatus valde emarginatus. 



Prosternum latum planum. 



To the above genus belong C. bicornis, Fab., 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^ 1 am un- 

 willing to mention manuscript or catalogue names ; a fourth 



I now describe from my cabinet. 



Tauroma punctipennis, Hope. Long. 5 lin., lat. 3^ 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. 



Desmonota-f, Hope. PI. IV. fig. 5. 

 Type of the Genus, Cassida Platynota of Germar. 

 Antennae articulo V^^ crasso, 2^° minimo^ octo sequentibus fere 

 aequalibus subdepressis^ extimo ovato. 



* Derived from ruv^og and J^o;, humerus. 

 t From haf^o; and uuTog, tergum, notted back. 



