56 



Page. 



Weevil, pi tph-eating 31 



walnut 34 



fruit 33 



white pine 31 



western spruce 31 



White-horned honitail 10 



Wliite-marked tussock-moth 30 



Willow leaf-beetle, spotted 32 



striped 32 



Wood-engraver, black spruce 24 



fir 19 



minute spruce twig 24 



mountain pine 17 



Page. 



Wood-engraver, spruce 24 



sugar pine 18 



white j)ine 25 



yellow i)ine 17, 44 



Woodpecker work 20 



Wood-perforator, pine 23 



stainer, apple 45 



eastern pine 15 



western hemlock 15 



oak 45 



western pine 15 



Yellow-winged horntail 40 



o 



