FIG. 
18. 
PeEUS PRATIONS 
x1 
A pet queen of Bombus terrestris incubating her brood es 
Frontispiece 
Wing-hooks of Bombus muscorum . 9 
. Antenna-cleaner in fore-leg IO 
Diagram of commencing nest 19 
Hairs of humble-bee, magnified : 20 
Pollen-collecting apparatus in hind-legs of queen and 
worker humble-bee . ; Za 
Honey-pot from nest of Bombus lapidarius, seen from 
above , 26 
Honey-pot from nest of Bombus lapidarius, side view 26 
Eggs, larve, and pupze of Bombus terrestris 28 
. Nest of B. terrestris, showing groove in which queen sits 30 
. Diagram of the initial stages of the humble-bee’s brood 33 
. Comb of 4. lapidarius, showing two honey-pots brimful 
of honey : : ; : ; : 38 
. Comb of &. lapidarius, showing group of half-full honey- 
pots and irregular clusters of worker cocoons 39 
. Comb of &. Zucorum, showing pollen-pots and honey-pots 41 
Comb of B. agrorwm, showing pollen-pockets . 42 
. Caterpillar of Aphomia soctella; larva and puparium of 
Brachycoma devia; larve of Volucella bombylans ; 
larva of Hannia 74 
. Spherularia bombi 80 
. Nest of Bombus helferanus E 91 
Plan of Sladen’s humble-bee house 94 
