ADAPTATION OF ORGANISMS 



327 



FIG. 177. Legs of the worker Honey Bee. A, outer side of metathoracic leg: p, 

 metatarsus (first segment of tarsus) ; t, tarsus; ti, tibia. B, inner side of metathoracic 

 leg: c, coxa; p, metatarsus; t, tarsus; ti, tibia; tr, trochanter; wp, pecten and auricle. 

 C, prothoracic leg: b, pollen brush; eb, eye brush; p, metatarsus; t, tarsus; ti, tibia; 

 v, velum. D, mesothoracic leg: lettering as in C; s, pollen spur. E, joint of prothoracic 

 leg: lettering as in C. F, teeth of antenna comb. G, transverse section of tibia through 

 pollen basket: a, antenna; fa, pollen; h, holding hairs; n, nerve. H, antenna in process 

 of cleaning: o, antenna; c, antenna comb; /, section of leg; s, scraping edge of r, velum. 

 (From Hegner, after Cheshire.) 



