92 INDEX. 



Calosoma sycophanta, colonization, methods of packing larvae therefor 73-74 



work 71-89 



colony liberated in New Hampshire 89 



copulation 59, 61-62 



crossbreeding with Calosoma srrntalor, experimenfs 64 



description of larval stages 26-27 



distribution in Europe 13 



economic importance 89-90 



egg deposition, effect thereon of cold storage 62 



removing . beetles from 



hibernation 62 



laying habits 59-63 



Btage 23-26 



eggs, management in rearing 20 



number laid 59-61 



enemy of gipsy and brown-tail moths 7 



flight, habits 64-65 



hatching of egg 25 



hibernation 41,46-47,48-52 



hosts attacked in Europe 13 



importations from Europe 8-9 



investigational work ] 4-71 



laboratory work thereon, plan 13-14 



larva, cannibalism 42 



distance capable of traveling 30-32 



it penetrates ground to pupate 44 



effect of cold storage 41 



feeding experiments 35-40 



habits 32-33 



with caterpillars from poisoned areas, 



experiments 37-38 



diseased gipsy moth caterpillars, 



experiments ....'. 3(5-37 



gipsy moth pupse, experiments 38-39 



first stage, description 26 



food 34-36 



amount required 35-36 



habits 29-30 



hibernation experiment 41 



management in rearing 20-21 



packing for liljeration 73-75 



preference for female pupae of gipsy moth, sig- 

 nificance 38-39 



rearing methods 41-44 



second stage, description 26-27 



speed and time of travel 31-32 



starvation experiment 40^1 



time of appearance 29 



third stage, description 27 



vitality test 30-32 



larval stages, duration under different conditions 27-29 



life-history investigations 22-71 



molting process 27 



natural enemies 70-71 



mmiber of specimens shipped into Massachusetts, 1905- 



1910, mortality 11 



oviposition 59-63 



polygamy 61-62 



pupa, description 45 



experiments 45-47 



wintering experiments 46-47 



pupal chamber, formation, distance miderground 44-45 



stage, duration 47-48 



pupation 44-45 



relation to native Calosoma species 69 



