62 Zoological Society. 



in medio disci posita. Corpus infra rubro-piceuvi nitidum, hinis 

 ultimis segmentis palUdiorilms. Pedes rubro-fusci femoribus pa- 

 rum incrassatis larsisqve infra aureo-tomentosis. 



Long. lin. 7.; lat. lin. 1^. 



I received this species in a box of insects from Mr. Charles Dar- 

 win. Its true locality is either Sidney or Van Diemen's Land. 



1 consider it quite distinct from Mr. Sharpe MacLeay's Stenocho- 

 rus uniguttatus. 



In Mus. Dom. Hope. 



Sp. 16, Stenochorus TUNICATUS, MacLcay. Sten.flaxms antenna- 

 rum articulis duobus primis nigris quinto apice septimo nonoque 

 nigris ; thorace subcylindrico ntrinque unidentato, supra quadri- 

 luberculato tuberculis anticis majoribiis ; elytris apice flavis uni- 

 de7itatis, parte basali ultra medium subviolaceo-flava tinea obliqua 

 terminata ; corpore pedibusque flavo-testaceis. 



In Mus. Dom. MacLeay. 



Sp. 17. Stenochokus rubripes, Boisduval. Sten. elongatus j)aral- 

 lelus ; antennis pedibusque rufis ; thorace angustiori, cylindrico, 

 tuberculato, coleopteris dilute fuscis; apice spinosis, piinctis cre- 

 bris impressis, macula communi maxima irregulari, nigra nolata, 

 altera postica, scutelloque flavis. 



Long. lin. 10^ ; lat. lin. 2^. 



Described from Mons. Boisduval's ' Voyage de I'Astrolabe,' vid. 

 part ii. page 479. I had given the name of Undtilatus to the species, 

 and had figured it before I was aware of its being described : the 

 sexes apparently differ considerably in size. 



Sp. 18. Stenochorus Roei. Sten. rubrofuscus; antennis pal- 

 lidioribus ; thorace tuberculato, eli/trisque macula irregulari 

 flava notatis, alteraque apicali lutea, spinis apice brevibus, ex- 

 terno longiori. Corpus infra rubro-jnceum nitidum pedibus con- 

 coloribus et tomentosis. 

 Long. lin. 6^; lat. lin. 1;^^. 



This species was sent to me from the Swan River by Captain Roe ; 

 it is named after that indefatigable and enterprising officer. 



Section 3. Fissipennes. 

 Antennis spinosis, thorace insequali tuberculato seu denticulato, 

 apicibus elytrorum transverse truncatis, baud spinosis. 



Gen. CoPTocERCus*, Hope, Nov. Gen. 



Caput antice rugosum, antennis spinoso-tomentosis. Thorax fere 

 cylindricus, tuberculatus. Elytra parallela thorace latiora ad 

 apicem parum contracta, transverse fissa, baud spinosa. Cor- 

 pus infra convexum, antennis pedibusque fere ut in Sten. Roei 

 conformatis. 



Type of the Genus, Stenochorus higuttatus of Donovan. 



Sp. 1. CoPTocERcus BiGUTTATus, Douovan, vid. pi. 2. fig. 7. 

 * Koptocercus, from kovtu, scindo, and KtpKog cauda. 



