and Species of Longicorn Coleoptera. 251 



This genus is founded for the reception of the Ceramhyx quadri- 

 cornis. of Olivier, the Sthenias signalifrons, Dej. Its characters 

 approximate it to Oncideres and Eudesmus. 



Sthenias dorsalis. 



S. fuscus, hirtus ; elytris basi cristatis, fascid medid lata, extus 

 dilatata, alba. India. 



Dark brown, covered with short appressed hair; head between 

 the eyes produced, with a short spine at the base of each antenna ; 

 prothorax coarsely punctured ; elytra with a short longitudinal 

 crest at the base of each and a broad white band below, much 

 dilated towards the external margins, the apex obliquely truncate ; 

 legs short, brown ; the posterior femora and tarsi varied with 

 white ; under surface brown. 



Length 7 lines. 



Eiimathes undatus. 



E. fusco-piceus, griseo-pubescens ; elytris sub-depressis ad su- 

 turam concavis, punctatis, hirtis, fusco-undatis. Espiritu 

 Santo. 



Pitchy brown, with a grey pubescence ; prothorax slightly 

 pointed at the sides ; elytra rather depressed and hollowed out 

 towards the suture, irregularly punctured, the punctures with a 

 short stiff hair arising from the bottom of each, and having the 

 pubescence varied with dark irregular somewhat waved transverse 

 lines or patches; antennae longer than the body, sparingly ciliated 

 beneath, and with the apices brown ; beneath and legs hairy ; 

 prosternum produced. 



Length 5 1 lines, 



Alphilopola maculosa. 



A. piceo-fusca, albo-pubescens ; capite prothoraceque lineo- 

 "latis; elytris maculis magnis albis subconfluentibus ; palpia 

 rufo-brunneis. Natal. 



Pitchy brown, pubescent ; eyes, labrum and antennae brown ; 

 palpi pale reddish brown ; head and prothorax with five narrow 

 stripes ; elytra with rather obscure large tessellated and some- 

 times nearly confluent white spots ; under surface pure white ; 

 legs pale brown, with a slight whitish pubescence. 



Length 5 lines. 



