51 



MONOCBBOS CITRINUM. Motl. tCStd OVUtii, CVttSSd, l(Evi, cUrt/ul ; 



apice acuminato; anfractibtis quinque, superioiibus plerumque uni- 

 carinatis, carind oblusd, ultimo gibboso ; labro crasso, plcrumgue 

 leevi, (Etate intUs dentato, dentibus validis, albis : long. 1 4, lat. 1 • 

 poli. 



Variat anfractu ultimo transversim costellato, costellis scuamulosis. 



Hab. apud Coąuimbo. 



Found in the crevices of rocks. — G. B. S. 



Specimens ■were exhibited of various Hymenopterous Insects, partly 

 from the coUection of the Rev. F. W. Hope, and partly from tliat 

 of Mr. Westwood. They -vv-ere accompanied by cliaracters by Mr. 

 Westwood. 



Genus Plagiocera, Klug, Jahrb.fur 1834. 



Plagiocera APiCALis. Plūc. f;ulvD-lutescens ; capite viridi-nigro, 

 antennis nigris ; pedibus albidis, apice tarsorum fusco • abdominis 

 segmentis guatuor apicalibus purpureo-nigris ; alis fiavidis, stig- 

 mate apiceque latifuscis. 



Antennarum, nervonim alarum, et unguium structura ut in Plug. 

 thoracicd. 



Long. corp. lin. 7^. Exp. alar. lin. 16. 



Hab. in America Meridionali. Rio Janeiro. — In Mus. Dom. Hope. 



Obs. Genus Plagiocera Cimbicidas cum Hylotomidis arctė con- 

 jungit. 



Genus Prionopelma, IVestiv. (Fam. Chalcidida.) 

 Caput latum, anticė subtridentatum. 

 Antennm 11-articulatse; articuHs '2do et 3tio fere seąualibus, mi- 



nutis, reliąuis 8 longitudine sensim decrescentibus. 

 Ahdomen subsessile, oviductu corpore fere duplo longiore, vagi- 



nulis pilosis. 

 Pedes graciles, intermediis crassioribus cum tibiis paullo curvatis, 



calcari valido armatis, tarsis intermediis dilatatis. 

 Obs. Genus Callimomem (oviductu elongato) cum Eupelmo (pedi- 

 bus intermediis) conjungens. 



Obs. Genus Phlebopenes, Perty (Del. An. Art. Bras., 3.), cum Cal- 

 limomi forte conjungendum. 



Phion. viridis. Prion. aureo-viridis piirpureo nitens ; abdomine 

 nitido ; femoribus viridi-nigris, tibiis tarsisque obscurioribus, gc- 

 niculis pedum intermcdioruin albidis ; antennis nigris ; alis pullidi 

 fulvescentibus, in niedio paullo obscurioribus, nervis fuscis. 



Long. corp. lin. 3į-; oviductus, 5'. Exp. alar. lin. 6. 



Hab. in Brasilia. — In Mus. Dom. Hope. 



Genus Fcenus, Fab. 



FcENUs Austrams. Fan. piceo-niger, ^ninctat išsimuš, thorace vario- 

 loso; capite antice, thoracis abdominisque lateribus, corporeque toto 

 subtUspicco-ferrugineis; antennis nigris į pedibus piceo-ferrug invis , 



