242 INDEX. 



PELOPAEUS CEMENTABIUS, found in Wisconsin, 176; Mr. Dunning's notes 

 showing condition of spiders found in nest of, 188; length of egg stage 

 in, 188; effect of venom of, on cray-fish, 191; on spiders, 194, 195. 



COEBULEUS, most common species in Wisconsin, 176. 



DISTILLABIUS, spiders found alive in nests of, by Eversmann, 187. 



FLAVIPES, intelligence of, as noted by Gosse, 197, 198. 



SPIRIFEX, observations on, by Monteiro, 186. 



PHILANTHUS PUNCTATUS, date of appearance of, 117; several individuals 

 of, hatching out and living in same nest, 118; habits of colony of, 118; 

 method of digging of, 118, 119; prey of, 119; number of bees stored in 

 an afternoon by, 120; experiments on stinging habits of, 122; condi- 

 tion of bees after being stung by, 122; character of nest of, 123; nesting 

 habits of males of, 123, 121. 



POLISTES CARNIFEX, locality study of, noted by Belt, 35. 

 FUSCA, sometimes uses old nests, 177, 235; effect of venom of, on cray- 

 fish, 193; locality study made by young workers of, before leaving 

 nest, 219; takes prey without stinging, 102, 225. 



POMPILIDAE, prey of, 125; variation in habits among species of, 125; nest- 

 ing habits of French species of, 125. 



POMPILUS BIGUTTATUS, date of appearance of, 138; resembles quinquenota- 

 tus in habits, 138; starts several nests, 139; nest of, 139; method of carry- 

 ing prey of, 139; position of egg of, on spider, 140; length of egg, larval, 

 and pupal stages of, 140; condition of spiders after being stung by, 140. 

 CALIPTERUS, date of appearance of, 144; nest of, 144; prey of, 144; con- 

 dition of spiders stung by, 144; position of egg of, on spider, 144; 

 length of egg stage, 144. 



FUSCIPENNIS, prey of, 140; biting legs of spider, 140, 141, 143; dig- 

 ging habits of, 141; mode of carrying prey of, 141; method of closing 

 nest of, 141, 142; afraid of ants, 142; sense of locality in, 142, 214; 

 position of egg of, on spider, 142; length of egg stage in, 143; condi- 

 tion of spiders after being stung by, 143; species of spiders taken by, 

 143; number of legs cut from spiders by, 144; locality study of, 213. 



INTERRUPTUS, date of appearance of, 152; digging habits of, 152; 



prey of, 152; temporary disposition of prey by, 152; digs more than 

 one nest, 153; method of closing nest of, 153; condition of spider stung 

 by, 153; position of egg of, on spider, 153. 



MARGINATUS, date of appearance of, 144; excitability of, 145; condi- 

 tion of spiders stung by, 145, 147, 149; metbod of carrying prey of, 

 146; her long hunt for a suitable nesting place, 148; temporary dispo- 

 sition of prey by, 148; description of capture of Lrcosid by, 149; digs 

 her nest after capturing prey, 151. 



