[From the Journal op Entomology, No. XIV., 1800.] 



NOTICES 



OP NEW OR 



LITTLE-KNOWN GENERA AND SPECIES 



OP 



COLEOPTERA. 



BY 



FRANCIS P. PASCOE, F.L.S., etc 



LATE PRESIDENT OF THE EXTOMOLOOIOAF, SOCIETY. 



Plates XVIII. & XIX. 

 Part Y. 



OcnROSANis [Cucujidae]. 

 Caput rliomboideum, antice truncatum. Lnhium sat mag-iuini, anticf 

 rotundatum. Mmtfim tranaversiim, antice truncatum. Palpi lahiales 

 parvi. Ocidi prominentes. Palpi 7naxillares validi, art. ult. securi- 

 formi. Lahruyn transverse quadratum. 3Iandibul(B bifidse. Antennce 

 breves, claviformes* ; scapo oblongo-ovato, art. 5 antennarum minus 

 longiore ; articulo secundo brevi, cneteris obconicis ad septimum sensim 

 crassioribus, ultimo appendiculato duodecimum simulante. Prothora.r 

 elongato-quadratus, apice emarginatus, basi leviter lobatus. Elytra 

 elongata, parallela, abdomine breviora. Pedes perbreves ; femora com- 

 pressa, ovata ; tibi^ subfiliformes ; tarsi heteromeri, paulo dilatati, 

 art. penult, integro. Coxce omnes subcontigufe, posticae processu inter- 

 femorali spiniformi separatae. Abdomen segmentis aequalibus, ultimo 

 paulo longiore excepto. Corpus elongatum, planatum, depressissimum. 



The extraordinary flatness of this most singular insect in propor- 

 tion to its size is, I should think, almost without a parallel among 

 the whole class. Its nearest relationship at present appears to he 

 A\ath Hemipeplm, Latr., with which it agrees in a great number of 



* This term seems in one quarter to have-been misunderstood ; I use it to de- 

 note '' cluh-formed,'" i. e. gradually incrassated from the base to near the apex, 

 where it contracts again, — in contra distinction to " clavate " or " clvhhpd" i. p, 

 when there is a sudden enlargement or knobbing at the end. 



2k 



