INDEX 



307 



larvae — continued 



reaction to heat, 28, 29, 31 

 reaction to humidity, 31 

 setal color, variability, 41 

 sexing, 46, 217 (figs.) 

 "tailed torso" mark, 45, 210 (fig.) 

 "torso" mark, 45, 210 (fig.) 

 Types I and II, 26, 30, 58 

 variability in M. californicum, 44 

 vertical black bar, 45, 210 (fig.) 

 larval and pupal parasites (Diptera), 

 299 

 Tachinidae, 299 

 larval and pupal parasites (Hymen- 

 optera), 295 

 Braconidae, 297 

 Chalcididae, 298 

 hyperparasites, 298 

 Ichneumonidae, 295 

 Torymidae, 298 

 life cycle, 13 



luteimargo, Clisiocampa, 66, 183, 186, 

 187, 237 (figs., adults) 

 Malacosoma, 183, 186, 237 (figs., 

 adults) 

 lutescens, Malacosoma californicum. 

 See Malacosoma californicum 

 lutescens. 

 Clisiocampa fragilis var., 160 

 Malacosoma, 6, 52 (table), 60, 



64, 160, 289 

 Malacosoma fragile, 4, 60 

 Malacosoma fragile var., 162 

 Malacosoma fragilis form, 1 60 



? Malacosoma nubilis, 85 



? Malacosoma pensylvanica [sic], 1 1 1 



Malacosoma ?, 52 (table) 



Malacosoma, 66 

 alpicola, 187 

 ambisimile, 6, 52 (table), 64, 143, 



144 

 ambisimilis, 7, 143, 144 

 americana (Fabricius), 111, 123 

 americana (Harris), 111, 160 



Malacosoma — continued 



americanum, ///, 4, 7, 8, 13, 24, 

 25, 26, 28, 29, 30, 36, 41, 43, 

 49, 50, 64, 70 (key, males), 73 

 (key, females), 77 (key, larvae), 

 83 (key, c^g masses), 93, 96, 

 104, 118, 125, 126, 127, 128, 

 132, 141, 153, 156, 161, 162, 

 163, 170, 171, 172, 180, 185, 

 188, 189, 191, 257 (coll. data), 

 205 (map), 212-219 (figs., ter- 

 minalia), 217 (fig.), 221 (figs., 

 eggs), 230 (figs., gynandro- 

 morph), 238 (fig.), 241 (figs., 

 adults), 248 (figs., larvae), 285, 

 289, 292, 293, 296, 298, 299, 

 300 



adult males, 1 1 1 



male terminalia, 1 1 2 



adult females, 1 1 2 



female terminalia, 1 1 2 



adult diagnosis, 1 1 2 



mature larvae, 1 1 2 



larval diagnosis, 1 1 3 



egg masses, 1 14 



tents, 25 



cocoons, 114 



food plants, 1 14 



distribution, 1 1 5 



economic importance, 1 1 5 



comments, 1 1 5 



specimens examined, 1 1 7 



gynandromorph, 34, 230 (fig.) 

 aztecum, 185, 186 

 californica, 7, 123, 139, 143 

 californicum, 123, 6, 7, 20, 21, 22, 

 23,24,25,28,31,36,41,46,52 

 (table), 58, 62, 63, 64, 72 (key, 

 males), 75 (key, females), 79-82 

 (key, larvae), 83 (key, egg 

 masses), 86, 87, 96, 100, 104, 

 110, 112, 114, 117, 118 (com- 

 pared with incurvum), 119, 

 121, 122, 124, 129, 130, 134, 

 135, 136, 139, 140, 141, 142, 



