and Species of Gallerucide. 475 
Fem. —Epistomate rugoso, medio longitudinaliter carinato. 
Long. 4 lin. 
Hab. S. Paulo, Upper Amazons. 
C. transversofasciata, although equally long, is much narrower 
than C. heterocera; the male is known by the four spines (instead 
of two) on the epistome ; in addition to the two lateral ones, which 
are broad and compressed with obtuse apices, there are two 
‘others, subacute, placed on the anterior edge of the epistome. 
6. Cerotoma limbifera. 
Flava, nitida; antennis piceis, articulis quatuor ultimis flavo- 
albidis; capite thoraceque rufo-testaceis; illo vertice unifoveo- 
lato, epistomate ruguloso, medio elevato-carinato ; hoc plus 
minusve distincte punctato, profunde transversim sulcato, 
sulco obsolete quadrisinuato; elytris valde costatis, interspa- 
tiis bifariam punctatis, irregulariter transversim costulatis, 
violaceo-piceis, rufo-testaceo-limbatis. (Jam.) 
Long. 3— 33 lin. 
Hab. Amazons. 
Narrower in form than C. transversofasciata, smaller and dif- 
ferently coloured ; third and three following joints of the antennz 
equal in length. 
7. Cerotoma Amazona. 
Sordide flava, nitida, pedibus fulvis; capite thoraceque pallide 
piceis; illo vertice minus profunde unifoveolato, epistomate 
tumido, levi, basi obsolete carinato, antennarum articulis 
quinque ultimis albidis, ultimo apice nigro; hoc levi, profunde 
transversim sulcato, sulco distincte quadrisinuato; elytris 
valde costatis, costis duabus interioribus minus elevatis, 
interspatiis fortiter punctatis, transversim costulatis, pallide 
violaceo-piceis, limbo marginali, fascia transversa prope 
medium positaé extus abbreviataé, maculadque rotundata sub- 
apicali flavis. (/cem.) 
Long. 3 lin. 
Hab. Nauta, Upper Amazons. 
Rather narrower than C, heterocera, smaller, and separated from 
that species by the smooth epistome. 
8. Cerotoma contubernalis. 
Flava, nitida; antennarum articulo ultimo apice nigro; capite 
pallide piceo, vertice profunde unifoveolato, subrugoso ; epi- 
M M 2 
