TWENTY THIRD RKPORT OF STATE ENTOMOLOGIST 



21 



COMMON XA.MI-: 



Box Elder a^jhis 



Do 

 Box Elder bug 



Do 

 Measuring worm 



BOX ELDER 

 SCn:.\"TIl'IC XAMK 



Periplivllus negundiiiis Tlios. 



do" 

 Leptoeoris trivittatus Say 



do 

 Geometridae 



LdC AMTV 



DATE 



V.C.) VX'A) 



Seobey Nov. I'y 



Great Falls Apr. 9 



Reserve Oct. 2-1 



Seobey Oct. 24 



Choteau Julv 2 



Aphids 



Do 

 Cottonwood leaf 

 l)eetle 



Do 

 Cottonwood leaf 

 miner 



Do 

 Cottonwood sphinx 



Do 

 Cutworms 



Do 

 Sword-tailed borer 

 Vagabond gall 



Cutworms 



COTTONWOOD 



Ahpididae 



do 

 Liua seripta Fab. 



do 

 Zeugopliora scutellaris Suff. 



do 

 Pachvspliinx modesta Harris 



do 

 Sp. undetermined 



do 

 Tremex 

 Mordwilkoja vagabunda 



Walsh 

 L'feus plicatus Grote 



Bridger 

 Hridger 

 Helena 



Fort Benton 

 Fort Benton 



Shelby 



Great Falls 



Malta 



Butte 



Alder 



P'ort Benton 



Choteau 



Ryegate 



June 4 



June 28 



Mar. 23 



July 31 



July 31 



Aug. 20 



Julv 11 



Julv 31 



Julv 31 



Julv 31 



Aug. 18 

 July 25 



Apr. 20 



Elm borer 



Plant lice 

 Cutworm 



Cottony maple scale 

 Poplar leaf-folding 

 sawflv 

 Do" 

 Vagabond gall 



Do 



Brovrn twig aphis 



Saperda sp. 



ELM 



POPLAR 



Billings 



Aphididae 

 Ufeus hulsti Smith 

 Pulvinaria vitis Linn. 

 Pontania bozemani Cooley 



do 

 Mordwilkoja vagabunda 

 Walsh 

 do 



WILLOW 

 Sp. undetermined 



VINES 

 Ervthroneura ziezac Walsh 



Butte 

 Chinook 



Whitetail 



Anaconda 



Helena 



Melstone 



Terry 



Terry 



Whitehall 



Reed Point 



Livingston 



Mav 11 



Pony .Tuly 25 



Ponv Julv 23 



Miles City June 13 



Butte Aug. 2 



Aug. 6 

 Mar. 23 



Julv 31 



Aug. 6 



Livingston Aug. 6 



Aug. 8 



Mar. 27 



June 16 



June 17 



July 31 



Aug. 15 



Aug. 22 



