9 



prothorax pmictus : elytra puncta liiieis elevatis duabus iiistriic- 

 ta. (Coii3. long. '6 unc. lat. '125 unc.) 



Inhabits North America. A single specimen in the cabinet of the 

 Entomological Club, was taken by Mr. E. Doubleday, at St. John's 

 Bluff, in East Florida. It approaches in habit to Xystrocera globosa. 



Genus. — Petalodes, Newman. 



Antennae corpore breviores, lamellatne, 11 -articulatse, articulus lus 

 mediocris exterius crassior, 2us brevissimus, 

 3us et sequentes breves, ramulam longissi- 

 mani emittentes: oculi maximi, infra capitem 

 dilatati, fere conniventes : prothorax capite „-^^ 

 hand latior, paullo longior, nullo modo arma- yj 

 tus : elytra linearia prothorace paullo latiora, 

 triple longiora, apice inennia. 



Peta. laminosus. Functus, fuscus, scu- 

 tello, lineaque laterali lata pro- meso- 



et metathoracis albis : abdominis segmentis lateralibus albo bi- 

 maculatis. (Corp. long. "8 unc. lat. '2 unc.) 



Inhabits New Holland. A single specimen, taken by Mr. Davis at 

 Adelaide, is in the cabinet of the Entomological Club. 



Genus. — Keterachthes, Newman. 



Generi Ibidioni {Serville) affinis : caput fere porrectum ; antennae 

 corpore longiores, 11-articulatae; articulus lus mediocris, 2us brevis, 

 3us, 4us, 5us, et 6us elongati, cylindracei, incrassati, 7us, 8us, 9us, 

 lOus, et llus elongati, filiformes : oculi magiii, reniformes, ad anten- 

 narum basim emarginati : prothorax elongatus, cylindraceus, capite 

 angustior, lateribus fere parallelus : elytra linearia prothorace paullo 

 latiora, apice fere rotundata : pedes mediocres, femoribus vix tumidis. 



Heterach. ebenus. Concolor, niger, opacus, antennarum articulis 

 incrassatis tantum nitidis. (Corp. long. A unc. lat. '075 unc.) 



Inhabits North America. In the cabinet of the Entomological 

 Club : taken by Mr. Doubleday in East Florida. 



G. N.— Calhdio affine. 



plceum. Piceum, antennis pedibusque pallidioribus : anten- 

 nae corpore breviores, simplices : caput porrectum prothorace 



