Fig. 1. Worker-bee: a, head; b, thorax; c, abdomen.
1, 2, 3, legs; 4, 5, wings; 6, antennæ;
7, sting.
Fig. 2. Queen-bee: a, b, c, head, thorax, and ab-
domen; o, sting.
Fig. 3. Drone: the letters as in fig. 2.
Fig. 1. Head of Worker-bee: a, a, compound eyes;
b, b, b, simple eyes; e, antennæ; d, closed
Fig. 2. Lateral view of abdomen.
Fig. 3. Ventral view of ditto.
Fig. 4. Gastric teeth of Worker.
Fig. 1. Portion of compound eye of Bee: a, a, a, cor-
neal lenses; 71 and 12, their component
lenses; b, b, conical lenses; c, c, intermediate
spaces (diaphragm); d, d, d, pigmentum ni-
grum (dark colouring-matter for isolation of
lenses); e, e, e, expansions of optic nerves.