Mr. H. W. Bates’s Notes on Longicorn Coleoptera. 293 
valde convexo; elytris apice recte truncatis, angulo exteriore 
dentiformi, dorso sublineatim punctulatis, carina laterali acu- 
tissima. 
Long. 43 lin. ¢ Q. 
Rio de Janeiro, Brazil. 
This species, long known in collections under the inedited 
name which I have adopted, is closely allied to A. dimidiati- 
cornis (Serv.), the type of the genus. It differs ¢nter alva in 
the colour of the thorax, which in Serville’s species is black 
with a large spot on each side pale reddish. 
Hemilophus leucogramma. 
H, dinadiaticorni valde affinis, at differt thorace nigro linea utrinque 
alba tomentosa. Niger, capite rufo; thorace supra nigro nitido, 
punctato, vitta laterali utrinque alba: elytris apice obtusissime 
truncatis, muticis, vitta lata marginali apicem longe haud attin- 
gente, albo-tomentosa ; femoribus quatuor anticis flavo-testaceis, 
geniculis infuscatis ; antennis articulis secundo ad quartum infra 
densissime nigro-penicillatis. 
Long. 5 lin. 
Province of Parand, Brazil. 
Hemilophus unicolor. 
Fuligineo-niger, vitta laterali elytrorum rufescenti-cinerea, femoribus 
fulvo-testaceis fusco-signatis ; elytris apice obtusissime truncatis, 
muticis ; antennis articulis secundo ad quartum infra densissime 
nigro-penicillatis, omnibus basi testaceis. 
Long. 5 lin. 
Brazil. 
Hemilophus Smathi. 
H, fasciato et spectabili quoad colores similis ; tere cylindricus, niger, 
elytris fascia postmediana fulvescenti-alba maculaque humerali 
fulva; capite fulyo, fusco-nebuloso vittulaque verticis nigra : 
thorace vitta laterali e tomento compacto flava, vel cretacea fulvo- 
marginata ; corpore subtus medio plus minusve fulvo, abdominis 
segmentis tertio et quarto in Q albis (medio fuscis); pedibus 
nigris, femoribus basi fulvis: antennis articulis tertio et quarto 
valde clongatis fere vequalibus, quarto paullo grossiore et in Y 
infra densius ciliato ; thorace medio utrinque paullulum angulato ; 
elytris apice late rotundatis paullo truncatis, dorso confuse punc- 
tulatis, carina laterali fortissima. 
Long. 6-63 lin. ¢ Q. 
Lower Amazons (Mr. Herbert Smith). 
