314 



UNITED STATES NATIONAL MUSEUM BULLETIN 2 76 



neotype, 141, 25 J 



Nesara, 67 



neustoria [sic], Clisiocampa, 84 



neustria, Phalaena, 66 



neustrium, Malacosoma, 35, 50, 69 



(key) 88, 187-190, 212-219 



(figs., terminalia), 214 (fig.)? 



241 (figs., adults) 

 noninclusion virus, /7, 19, 49 

 North American species, comparison 



with palearctic species, 187 

 relationships between them, 1 90 

 nubilis, Malacosoma ?, 85 

 nuclear polyhedrosis, 5, 18 



onissa, Clisiocampa, 102, 109 



Malacosoma, 102, 109 

 outbreaks, build up, 10 

 control, 9, 12, 19 

 cycles, 9 



Malacosoma, 8, 9. 10, 32 

 americanum, 32 

 californicum, 9, 32 

 constrictum, 8, 32 

 disstria, 8, 9, 10, 32 

 incurvum, 32 

 tigris, 8, 32 

 oviposition, 20, 24 

 oviposition, unmated females, 48 



pacific tent caterpillar. See Mala- 

 cosoma constrictum. 

 parasites, 9, 20, 21, 29, 291 

 pensylvanica [sic], Malacosoma ?, 1 1 1 

 perlutea, Clisiocampa fragilis var., 

 123 

 Malacosoma fragilis, 123 

 perversa, Clisiocampa disstria race 

 erosa var., 84 

 Clisiocampa erosa var., 84 

 Malacosoma disstria, 85 

 Malacosoma disstria erosa form, 

 85 

 Phalaena castrensis, 1 1 1 

 neustria, 66, 84 



pluviale-lutescens relationship, 60, 



158, 163 

 pluviale, Malacosoma californicum. 

 See Malacosoma californicum 

 pluviale. 

 Malacosoma, 4, 5, 6, 52 (table), 



64, 124, 139, 152, 289 

 Malacosoma, bog form, 60 

 Malacosoma californicum, bog 

 populations 75^,212-217 (figs., 

 terminalia), 229 (figs., adults), 

 246 (fig., cocoons, larvae), 251 

 (fig., larva) 

 Malacosoma [californicum], 26, 

 28, 29, 31, 58,90 

 pluvialis, Clisiocampa, 5, 152 



Malacosoma, 7, 152 

 polyhedrosis, 5, 18 

 posterior subdorsal spots, 45, 210 



(fig.) 

 powder, cocoons, 14, 33 



allergic reactions, 33, 34 

 prairie tent caterpillar, 60, 289 

 prepupal stage, 14 

 pseudoneustria, Bombyx, 123, 285 

 pupal stage, 14 

 pupation, diseased larvae, 19 



Quadrina, 67 



recenseo, Malacosoma californicum. 



See Malacosoma californicum 



recenseo. 

 Malacosoma, 150 

 Malacosoma, pluviale, 124, 148, 



150 

 Malacosoma pluvialis, 54 (table), 



148 

 Malacosoma pluvialis form, 148 



sex ratio, 59, 109 



adults, 60 

 sexing larvae, 46, 217 (figs.) 

 sonoran tent caterpillar. See Mala- 

 cosoma tigris. 



