XV111 THE MICROSCOPE. 



FIG. PAGE 



185, a. Small mouse-hair......,,., , 79 



6. Larger mouse-hair. 



c. Plain mouse-hair. 



d. Minute hair from ear of mouse. 



136. Hair of long-eared bat 50 



187. Transverse section of hair of peccary 80 



183. Pith-like hair of musk-deer SO 



1S9. Hair from tiger caterpillar . , So 



190. a. Branched hairs from leg of garden spider 



(Epeira diadema) 81 



b. Spine, with spiral flutings, from the same. 



C. Small brush-Lite hairs from an Australian 



spider. 



191 . Hair from flabellum of crab 81 



192. Portion of four of the barbs of a goose-quill 81 



193. Portion of the same more magnified 81 



194. Swan's-down 81 



195. Head and mouth of a flea 82 



196. Head and mouth of a bug 82 



197. Mandible of humble bee Si 



198. Head and mouth of louse 3 



199. Head and mouth of gnat . . 83 



200. Extremities of barbs of the sting of common bee. . 34 



201. Head of honey bee 83 



a. Piece of the tongue more magnified. 



202. Mouth of blow-fly 84 



203. Head and mouth of butterfly 84 



204. One of the fangs of a spider, showing the poison- 



bag and duct 85 



205. Foot of Empis, a species of fly 87 



206. Foot of bee 87 



207. Foot of spider 87 



