152 



THE HUMBLE-BEE 



VIII 



1 



TABLE OF THE BRITISH SPECIES 



Genus BOMBUS 



POLLEN-STORERS 



Stone Humble-bee. 

 Large Earth Humble-bee. 

 Small Earth Humble-bee. 

 Ilfracombe Humble-bee. 

 Early-nesting Humble-bee. 

 Heath Humble-bee. 

 Mountain Humble-bee. 

 Cullum's Humble-bee. 



1 



POCKET-MAKERS 

 Pollen- Primers 



DOUBTFUL BRITISH SPECIES 

 B. pomorum . . . Apple Humble-bee. 



Genus PSITHYRUS 



Note. Closely allied species are bracketed together. 



