ST'l" ENTOMOLOGICAL NOTES, 



latse ; articulus 1"^. incrassatus, 2"^. brevissimus, 3"'. elongatus, 

 apicalis acutus, cocteri subajquales : labrum rotundatum : niandi- 

 bula; breves, extus convexae, apice incurvo bifido : maxillarum 

 lacinia brevissima, rotundata, hirsuta ; galea deest ; maxipalpi 

 elongati, 4-articulati ; articulus 1"^. brevissimus, 2"^. elongatus, 

 apice crassiori, 3"'. 2°. brevior 4"^. 3". longior extus crassior ; 

 labium fere quadratum lateribus rotundatis, labipalpi brevissimi, 

 3-articulati ; ligula rotundata, apice vix emarginata : prothorax 

 transversus, capite triplo latior, longitudine fere triple latior, 

 antice rotundatus, postice bisinuatus angulis posticis acutis : elytra 

 prothorace paullo latiora, quintuple longiora, apicibus suturalibus 

 acutis. 



Pent, funerea. Atra : elytra confuse punctato-striata : scutel- 

 Inm nigrum: autennarum articulus apicalis rufus, articulus 

 6"^ haud ahhrematibs. (Corp. long. '65 unc. ; lat. '3 unc.) 



Pent, obliquata. Scutello rufo, antennarum articulo 6°. abbre- 



mato manifeste differt. 



Helops obliquatus. Fahricius. 



Both species inhabit the United States of North America, 

 and have been taken in various locahties by Messrs. Doubleday 

 and Foster. 



Natural Order. — Pyrochroites, Newman. 



Genus. — Schizotus, Newman. 



Caput porrectum, exsertum, fere trigonum, postice rotundatum, 

 prothorace angustior, pone oculos utrinque fovea magna profundi 

 impressum ; oculi laterales, distantes, reniformes, ad antennarum 

 basin emarginati ; antennae 11-articulatae, dimidio corporis longi- 

 ores, articulus l"^ latitudine duplo longior, 2"% brevissimus 3"% 

 ad 10""\ longitudine subaequales, utroque extus incrassato, apice 

 oblique truncato, et ramulum elongatum, linearem, emittente ; 

 1 1"'. simplex, cylindricus, tribus pra^cedentibus conjunctis longior : 

 instrumenta cibaria haud rite examinavi ; fere, ut opinor, Pyro- 

 chroce : prothorax complanatus, longitudine paullo latior, lateribus 

 rotundatis : elytra prothorace manifesto latiora, fere linearia pone 

 medium paullo dilatata, apice rotundato : pedes siraplices. 



Genus Schizotus inter genera Pyrochroam ac Pononocerum stat. 



Schi. cervicahs. Niger prothorax obscure rufus: elytra nigra, 

 margine suturdque testaceis. (Corp. long. ''35 unc. ; lat. 

 115 unc. 



