124 College of Forestry 
the pollen of flowers for their food. The richness of spirea 
blossoms in this material is doubtless the reason for its popu- 
larity with these insects. 
NuMBER OF SPECIMENS OF CoLEoPTERA TAKEN EACH 
Week, Juty 1-Srerremser 1, 1917. 
Species 
Leptura mutabilis Newn.......... 
Leptura pubera Say.............. 
Leptura sphaericollis Say......... 
Pachyta monticola Rand.......... 
Leptura lineola Say..........-.-.. 
Benbura wrttatar Oliv Seeisectery tho |eoe ioe 
Lepturainmana Newari. as «'sistsiete shel] = sere all elo wic 
Beptir a Gr oxvma ayy. «6 eoeievee + ||\eieteiebaliek © ote 
Leptura wagans Olive) oe oece.< sve | see castes 
Strangalia luteicarnis Fabr........|.....|..... 
EDU TUDTICE SAY» nts. a potencies Deka lee atl nels 
Bepturaplebega anise. ssrerobrs.o)s\lete, si el were alise.0ee 
Typocerus velutinus Oliv... 0... <\e ou alonse cine eee 
Depiunracoraujerd Olivjareo ne wae alae cele ee alone ee 
TGE UTA ICUMAGETSIS OL Wore mas save chal nec ciel eoeeele | cxscenetel liscuenetcl | pierces 
Oberia tripunctata Swed.......... 
Oberia bimacuiata Oliv...........|..... 
Clyuthanthusirurzcola Oliv. 23. Je 2| eee elle. 2 
Orsodachnamtray Abrems . 2254205 4a\|(tereitel|s eo oe 
Gallerucellaidecona Say mass «6 ctlewiee all aces 
Nodontaspuncticolts Sayitss a aieie le tele «clits se eilerade 
Dae d sUrT OU MUSE Ce hols oet yer seas as eye a todo’ ao cereal eke eee Nl Greco | eet all nee 
Diabrotrcail2=punctata Olivis soo von |\cvcte ate lio atonal | eiace ete [ictotain,.o [taeda |nosieieee 
Dirichizes caer ries Aes eas eases = cd eso tey alli crecececni cates eked leaner et eal te eee tere | cleat eres 
Dolopius lateralis Fisch...........|..... 
AISUDRVESYAECOLOT ALS INAV ice eaters Littl tere teuerol| ee tevete Kcrekenete ltcsees eveyl chee Real leas ioe 
Agrilus ruficollis Babr. 4.2 .....6.+|.-6.- 
Podabrus tomentosus Say......... 
Podabrus regulosus Lee. ........|..... abe 
Pyropyga decipiens Harri...) | ees elles 0 «lio 6 
Chaulignathus pennsylvanicus DeC 
DAalemNus SOG eee ees Pike ale el] elle ete | et teckel eioterecel lie usiatete | emcneol boca 
Trichodes nuttalli Kirby.........|.....J..--- 
Trichius affinus Gory.......... 
Macrodactylus subspinosus Fabr..|.....|.....|..... 
Tsomira similis Blatch........... 
Arthromacra aenea Say...........|.-+- 
Fe OTA SEN Aas Gaia be SOU a Oo8 la 6 oe 
Mordellistena morula Lec.........|...-- 
Mordellistena biplagiata Helm....|.....|..... 
Mordellistend ambustaguec nce, <eeial| kare otal |\a.so1 eal hemeterealle enone iene ene ol |lekerniere 
Mordella marginata Melsh........].....|..... 
Epicauta pennsyloanvica De ee eas ees al|)a.c oat ehllaves he alla le tave allio cecci] atts Perel] anaes kel | epee 
Odontocorynus scutellum-album Say 
Leptura mutabilis Newn. As will be seen from the table, 
this species was at its maximum in 1917 during the first half 
of July. All but two specimens were taken from wild black- 
