COLEOPTERA OF SOUTHWESTERN PENNSYLVANIA. 373 



Hypophloeus parallelus, common, pine stumps, April ; thoracicus, not common. 

 Pentaphyllus pallidus, thirty examples were found at one time under bark 



of Ulmus ftilv. in May. 

 Boletophagus corticola, abundant when found ; depressus, not common, 



mostly on the mountains in woody fungus. 

 Helops americanus, not common ; the other species common under bark, etc. 

 Meracantha contracta, abundant everywhere. 

 Strong-ylium tenuicolle, not rare, by beating. 



CISTELID^. 



Allecula. — The species are common by beating. 



Hymenorus. — The species are common, except rufipes and hiimeralis, rare. 



Cistela brevis, not rare, by beating ; rnaryinata, St. Vincent, rare ; sericea, every- 

 where. 



Isomira 4-striata, common on spruce, huckleberry, etc.. June ; ruficollis, not 

 rare, on bushes in wet places, June to July. 



Mycetochares. — None of the species are common or abundant. 



Chromatia amoena, rare, three varieties. 



Capnochroa fulig-inosa and Androchirus fuscipes, are common, by beating. 



LAGRIID^. 

 Arthromacra senea and Statira gagatina, common, by beating. 



MELANDRYID^. 

 Tetratoma. — Not common in wood fungus. 

 Penthe. — The species are common in fungi. 

 Synchroa punctata, common, breeds in old wood. 

 Eustrophus. — All common in fungi, etc. 

 Holostrophus. — Not rare, in fungus and under stones. 

 Hallomenus scapularis, not rare, in fungi. 

 Orchesia castanea, common, breeds in much rotten wood. 

 Melandrya striata, common, about old stumps, etc. 

 Emmesa labiata, three examples. 

 Zilora hispida, rare at St. Vincent. 

 Spilotus 4-pustulosus, not common. 

 Carebara longula, not common at St. Vincent. 

 Mystaxis simulator, not common. 

 Encbodes sericea, rare at St. Vincent. 

 Serropalpus barbatus, rare. 

 Hypulus lituratus, not rare under bark, oak, willow, etc. ; vaudoueri, three 



examples, under bark. 

 Symphora flavicollis and rugosa, common, by beating. 

 Scraptia sericea, not rare, by beating. 

 Canifa. — All the species common by beating. 

 Nothus varians, abundant on Cratsegus, etc., June. 



PYTHID^. 

 Lecontia discicoUis, Boros unicolor and Salpingiis vlrescens, rare, iu mountainous 



places. 

 Pytho depressus, not rare at St. Vincent. 



TRANS. AM. ENT. SOC. XXII. NOVEMBER, 1895. 



