178 MISCELLANEOUS FOREST INSECTS. 



Pinus sylvestris — Continued. Page. 



host of Pissodes radiatx (rare) 56 



host of Pissodes validirostris 7 



Pinus txda, host of Pissodes nemorensis 41, 42, 62 



Pinus virginiana — 



host of Pissodes approosimatus 41, 42, 49 



host of Pissodes nemorensis 41, 42, 52 



Pissodes — 



anatomical details 12-23 



article 1-68 



bibliography 66-68 



characters 11-12 



characters common to species of genus 43 



characters common to species of major and minor divisions 43-65 



characters, generic 9 



characters, subordinal and family 8-9 



characters, tribal and subfamily 8-9 



classification, natural, of North American species 27-30 



description, original, of genus, and translation 3-5 



distribution, general 27 



distribution, table 40-41 



eggs 23 



habits, general 26-27 



historical references 2 



host 26 



host trees, table 42 



key to the species 30-32 



larva 23 



life history 27 



list of species 6-7 



morphological and physiological characters and characteristics 30 



original, description 3 



pupa 25 



relations of species to host trees, table 41-42 



revised classification 10 



species described before 1909, with recorded distribution 6 



species. North American 27-65 



synopsis of adult characters : 32 



synopsis of larval characters 39-40 



synopsis of primary sexual characters 37 



synopsis of pupal characters 38-39 



synopsis of secondary sexual characters 37-38 



table showing relations of species to host trees 41-42 



table of distribution 40-41 



taxonomy 8-25 



Pissodes abietis = P. pini, reference to original description, distribution 7 



Pissodes affinis — 



bibliography 64 



description 37 



distinctive characters, distribution, host 64 



in list of described species 66 



variations 64 



