474 Mr. J. S. Baly’s New Genera 
Similar in form to, but smaller than, C. helerocera ; epistome in 
the ¢ with the lobes of the facial plate subacute, scarcely de- 
flexed. 7 
4, Cerotoma excavata. 
Pallide fusca aut picea, nitida; pedibus pallide flavis, femori- 
bus dorso, posticis apice, tibiis extus, posticis totis, tarsisque 
fuscis; thorace albo-flavo, basi interdum longitudinaliter cana - 
liculato, profunde transversim sulcato, sulco quadrisinuato ; 
capite elytrisque piceis, his valde costatis, interspatiis fortiter 
punctatis, irregulariter transversim costulatis, basi extremé, 
fascia lata prope medium apiceque flavis; abdominis seg- 
mentis aut flavis aut flavo-marginatis. 
Mas.—Capite inter oculos in lamina bilobaté producto, lobis 
obtusis, apice deflexis, facie supra laminam profunde exca- 
vata; epistomate medio longitudinaliter carinato, utrinque 
profunde excavato, utroque latere spina curvata apice 
subacuta; antennis pallide flavis, articulis intermediis infus- 
catis, tertio quartoque incrassatis et compressis, conjunctim 
excavatis. 
Feem.— Epistomate rude rugoso, medio longitudinaliter carinato ; 
antennarum articulis tertio quartoque longitudine equalibus, 
sexto quam quinto distincte breviori. 
Long. 3—38 lin. 
Hab. Nauta, Upper Amazons. 
Narrower than C. transversofasciata ; similar in pattern, but 
paler; front and epistome very deeply excavated, the latter only 
bispinose. 
5. Cerotoma transversofasciata. 
Flavo-alba, nitida; pectore abdomineque nigris, hujus seg- 
mentis flavo-marginatis; capite, scutello elytrisque nigro- 
piceis; his valde costatis, interspatiis bifariam punctatis, 
irregulariter transversim costulatis, fascid apicali alterAque 
prope medium flavo-albis; thorace profunde transversim 
sulcato, sulco quadriflexuoso; antennarum articulis quatuor 
ultimis sordide albidis, ultimo apice nigro; tibiis tarsisque 
plus minusve infuscatis, ° 
Mas.—Capite inter oculos lamina bilobata instructo, lobis 
obtusis, apice deflexis; epistomate quadrispinoso ; anten- 
narum articulis tribus basalibus flavis nigro-maculatis, tertio 
quartoque incrassatis et compressis, conjunctim emarginatis. 
Pe eee weer 
