COLEOPTERA OF SOUTHWESTERN PENNSYLVANIA. 377 



Cryptorhynchus parochus, uot common, breeds in walnut; bisignat.u.% rare; 

 fuUax, bred from hickory. September; ferratus, not rare by sweeping; minu- 



tissrwms, rare. 

 Piazurus.— Common by bush-beating. 

 Copturus quercus, common ; hhiotntm, less common, by beating; minufus, rare, 



near .Teannette. 

 Acoptus suturalis, not rare. 

 Craponius insequalis, rare. 

 Coeliodes nebulosus, common, by beating Polygonum. ; flavicaudi.% abundant on 



Urfica : acephalus, aliundant on Polygonum and Oenothera. 

 Acallodes ventricosus, not common. 

 Ceutorhynchus rapge, four examples; sulcipennis, not rare ; sepfentrionalis, not 



rare, by beating. 

 Pelenomus sulcicollis, abundant, on Polygonum ; squatnosns, not common. 

 Rhinoncus pyrrhopus, abundant on Polygonum; ?0H(7H?(ts, abundant on Poly- 



goiium virginianum. 

 Baris umbilicata, uot rare, on ox-eye daisy ; interstitudis, not common ; confiim, 



common. 

 Plesiobaris tsignum, two examples. 

 Onychobaris rugicollis, three examples. 

 Ampelog-lypter ater, abundant, on Ampelopsis. 

 Madaris undulata, two var. common on Ampelopsis. 

 Pseudobaris nigrina, common. 

 Trichobaris 3-notata, abundant, breeds in potato. 

 Stethobaris tubulata, var. not rare on Cmtiegus ; the var. strigapunctus is 



scarcely recognizable by any preceding description. Mr. Casey places it in 



Idiostefhus Casey, a new genus. 

 Centrinus picumnus and scutellumalbum, both abundant on blossoms, June 



to July. 

 Centrinopus alternatus, common, on Eupatorium purpur. 

 Nicentrus lineicollis, not rare, on Ceanothus ; dedpiens, rare, by beating. 

 Limnobaris calva, not common, on Cratsegus, June ; rectirostris, not common, 



on Xitphar. June. 

 Balaninus.— All the species are common, and for habits see Can. Ent. xxii, et seq. 



— caryse has since been bred abundantly from hickory nuts. 



BRENTHID^. 



Eupsalis minuta, abundant, under bark, oak, etc. 

 CALANDRID^. 



Rhodobeenus tredecimpunctatus, common July to October. 



Spbenopherus sculptilis and melanocephalus. not common ; placidus, abun- 

 dant in wet meadows ; minimus, not rare, in swampy places. 



Calandra oryzse and granaria, abundant. 



Dryopbthorus americanus, common about wood piles. 



Himatium errans and conicum, rare. 



Cossonus platalea, common under white walnut bark ; the other species com- 

 mon under oak bark. 



Stenomimus pallidas, eight examples at one time in a wounded part of a living 

 hickory, also near St. Vincent. 



Phloeophagus apionides. one example. 



TKANS. AM. ENT. SOC. XXII. (48) NOVEMBER, 1895. 



