INDEX 



abnormal specimens, 149 



affection of humble-bee for her brood, 



30, 103, 116, 233, 269 

 agrorum, Bombus, 36, 42, 43, 44, 



53, 68, 104, 148, 193 

 antenna-cleaner, 10 

 antenna?, 8, 144, 145 



function of, 8, 62 



joints of, in males, 146 

 anger of queen, 228, 245 



of workers, 8, 51, 90, 199, 245, 254 

 Antherophagus, 78 

 Anthophora, 143 

 ants, 116, 129, 228 

 Apathus, see Psithyrus 

 Aphomia sociella, 73, 277 

 arcticus, variety of Bomb its agrorum, 



194 

 argillaceus, variety of Bombus ruder- 



atus, 49, 177 

 armature, 144, 146, 222 



of each species, 271 (Plate VI. ) 

 association between strange species, 



57. :t33. !3 6 . 20 5. 2 75 

 auricle, 21-24, 171, 203 



badgers, 81 



barbutellus, Psithyrus, 69, 70, 72, 



214 

 beetles in humble-bees' nests, 18 

 Bingham, C. T. , on the wing-hooks, 9 

 birds destructive, to humble-bees, 81, 



"S 

 bluebells, experiment with, 267 

 Bombi, divisions of the British, 153 

 Bombus, derivation of name, 4 



life-history of, 12 

 Bombylius, 144 



Brachycoma devia, 75, 127, 277 

 breathing apparatus, 11 

 breeding by selection, 142 



specimens, 223 

 Brightwen, Mrs. E. , v 

 Brown-banded Carder-bee, 195 



buzzing, how produced, n 



to express anger and alarm, 8, 116, 



138, 243, 252 

 to express jealousy, 233, 235 

 to express pleasure, 230 



campestris, Psithyrus, 68, 70, 72, 



147, 216 

 canariensis, variety of Bombus terrestris, 



Carder-bees, 17, 41, 152 



caterpillars in humble-bees' nests, 73, 



79 

 ceiling, waxen, of nests, 45, 243 



centipedes, 120, 226 



cheeks, 145 



cleaning process, 268 



clipping the queen's wings, 103, 266 



coat, see hair. 



cocoons, 29 



bitten down, 40 



first cluster of, 29, 33 



later clusters of, 35 



of different species, 36, 155, 159, 

 181, 185, 190, 199 



of Psitkyrus, 69 

 collecting specimens, 220 

 colonies at night, 47, 99 



feeding, 123 

 colours, fading of, 148, 223 

 comb of humble-bee, 44 

 common carder-bee, 103 

 confinement, getting queens to breed 

 in, 130 



keeping colonies in, 126 

 confusus, Bombus, 24 

 Conops, 78 



corbicula, or pollen-basket, 20-24, 274 

 corsicus, variety of Bombus ruderatus , 



178 

 cover, Sladen's, for domiciles, 109 

 covered way to surface nest, 47 

 Cryptophagus , 78 

 cullumanus, Bombus, 153, 171 



279 



