INDEX 



Crabro lentus, 101 ; both flies and 

 bugs found in nests, 101. 



sexmaculatus, 99 ; takes both 



flies and gnats, 101. 



stirpicola, 106 ; contrasted 



with other wasps as to manner, 

 1 06; works night and day to 

 finish nest, 108. 



wesmasli, said to take both 



flies and bugs, 101. 



Dunning, S. W., on finding flies 

 alive in nests of Bembex, 135.* 



Fabre, J. H., on automatically 

 perfect instincts of Ammophila, 

 52 ; on French species of 

 Sphex, 69 ; on the habits of 

 Bembex, 134 ; on Philanthus 

 apivorus, 162 ; on French 

 species of Pelopaeus, 273. 



Goureau, on mutilation of spiders 

 by w r asps, 244. 



Larra quebecensis, 263. 



Lubbock, Sir John, on individu- 

 ality in ants, 288. 



Lyroda subita, 253; feeds her 

 young from day to day, 255. 



Marchal, Paul, on poor locality 



sense of Pompilus seriaceus, 



284. 

 Marchand, observation on locality 



sense of Bembex rostrata, 125. 

 Monedula signata, locality study 



noted by Bates, 136. 

 Mutilation of spiders by wasps, 



243- 



Odynerus, variation in nesting 



habits, 95. 

 anormis, position of egg in 



nest, 91. 



- capra, 94. 

 conformis, position of egg, 



91. 



Odynerus perennis, 89. 



reniformis, position of egg, 



90. 



vagus, wanness, 94. 



Oxybelus quadrinotatus, 75; me- 

 thod of carrying fly, 80. 



Passolocus annulatus, 87. 

 Pelopaeus, 265 ; individuality, 270 ; 



forgetfulness, 271 ; difference 



between French and American 



species, 273. 

 Philanthus apivorus, sucks honey 



from bee, 162. 

 punctatus, 1 54 ; habits of 



colony, 1 56 ; experiments on 



stinging habits, 162; nesting 



habits of males, 166. 

 ventilabris, 166. 



Plenolocus peckhamii, 95 ; stalk 

 invaded by bees and other 

 wasps, 96. 



Polistes carnifex, locality study 

 noted by Belt, 60. 



Pompilus biguttatus, unreasoning 

 conduct, 298. 



fuscipennis, 216; afraid of 



ants, 219; biting legs of spider, 

 220 ; sense of locality, 221. 



marginatus, 221; capturing 



spider, 225; method of digging 

 nest, 229. 



quinquenotatus, 197; con- 

 fined to one species of spider, 

 202 ; nest invaded by small 

 ants, 202 ; hangs spider on 

 plant while nest is being made, 

 204; robs her neighbors, 211: 

 loses her way, 214. 



scelestus, 230 ; bites legs of 



spider, 230 ; pursued by para- 

 sites, 231 ; sleeping habits, 236. 



seriaceus, poor locality sense 



noted by Marchal, 284. 



subviolaceus, following sce- 



lestus, 236. 

 Priononyx atrata, note on sleep- 

 ing habits, 1 1 8. 



310 



