234 



Animal Micrology 



Drawing-board, with camera lucida, 147. 



Drawing-table, Bardeen's 129. 



Drawing with camera lucida, 146, 147. 



Dropping-bottle, 58. 



Dropping out of object from paraffin sec- 

 tion, 47. 



Dry or dull-looking areas in mounts, 58. 



Duodenum, 198. 



Duval, orientation of young chick embryos, 

 116. 



Dysentery, bacillus of, 111. 



Dityscus, fore-leg of, 92. 



Ear, 201. 



Earthworm, collecting, 222; coelomic cor- 

 puscles of, 224; to immobilize, 224; to keep 

 alive in winter, 224; nephridia of, 223; 

 ovary or testis of, 224; setae of, 224; sec- 

 tioning, 222. 



Eau de Javelle, 24. 



Echinoderms, fertilization and early embry- 

 onic stages, 122. 



Eggs, of butterfly, 93; of chicken, 113; of 

 amphibia, 118; fish, hatching-box for, 123. 



Ehrlich-Biondi (Heidenhain) triple stain, 

 174. 



Ehrlich, hematoxylin, 178 ; method for blood, 

 198 ; methylen blue method for nerve tissue, 

 180 ; triple stain, 99, 175. 



Elastic fibers, 184, 185, 193; fine, 196; coarse, 

 196. 



Embyrograph, 149. 



Embryological methods, 113. 



Embryology, of amphibia, 118; of the chick, 

 113; of mammals, 119, 120, 121; of the 

 mouse, 121; of the pig, 120; of the rabbit, 

 119; of teleosts, 117. 



Embyronic membranes, 121. 



Embryos, human, 126; measuring, 116; re- 

 agents for, 126, 163, 166, 167, 169, 170, 178. 



Encircling fibers, 196. 

 Endothelial cells, 202. 

 Endothelium of blood vessels, 193. 

 Eosin, 10, 20, 49, 51, 55, 62, 97, 175 ; formula, 10. 

 Epidermis, 212. 

 Epididymus, 210. 

 Epistylis, 215. 



Epithelia, 165, 174, 176, 186,187, 188, 201 ; isola- 

 tion of, 202. 



Epithelium, ciliated, 201; columnar and 

 glandular, 201; cubical, 201; of mouth, 

 198; of small intestine and villi, 198; of 

 stomach, 198 ; of lungs, 211 ; of uriniferous 

 tubules, 214; pigmented, 202; stratified, 

 202; squamous or pavement, 202; transi- 

 tional, 202. 



Erlioki's solution, 9, 29, 53, 59, 79, 163; form- 

 ula, 9. 



Erythrocytes, 190. 



Erythrosin, 20, 176. 



Esophagus, 198. 



Ether alcohol, 8, 23, 166. 



Ether freezing attachment, 68, 69. 



Eustachiau tube, 201. 



Exner, 123. 



Eycleshymer's clearer, 22, 62; methods of 

 orientation, 125. 



Eye, 203; of sheep, 162. 



Eyeball, 203; blood vessels of, 203. 



Eyelid, 203. 



Eyepiece, 137. 



Eyepoint, 149, 160. 



Faded preparations, restaining, 58. 



Fading of blue color in injection mass, 86. 



Fahrenheit to Centigrade scale, 228. 



Fallopian tube, 210. 



Farrant's solution, 22. 



Fasciola, 220. 



Fat, 186, 196. 



Fatigue of eyes, 169. 



Feathers, 93. 



Fecundation, see fertilization. 



Femoral artery, injection through, 85. 



Fenestrated membrane, 196. 



Fertilization, in Ascaris, 123; artificial, 122; 



in amphibia, echinoderms, and teleosts, 



122 ; in mammals, 121. 



Fetuses, 126. 



Fibrillae in striated muscle, 205. 



Fibrillar (white fibrous) connective tissue, 

 197 ; cells of, 196. 



Fibrin, stained preparation of, 97. 



Fibrous tissue, 176. 



Fine adjustment, 159. 



Fixing, 16, 27, 30; purpose of, 16. 



Fixing agents, necessary qualities of, 16. 



Fixing and hardening agents, formulae, 161. 



Fixing sections to slide, 23, 41, 64. 



Flagella of bacteria, staining, 111. 



Flat worms, 90, 170. 



Flatness of field, 150. 



Flemming, 161 ; solution of, 164, 171, 185, 186. 



Flint glass, 140. 



Fluid mounts, 87, 88, 94. 



Flukes, 94. 



Foam structure, 192. 



Focal point, 134. 



Focus, principal, 134; real, 135; virtual, 135. 



Formalin, 8, 29, 53, 71, 81, 118, 121,126; as a 

 reducing agent, 166; with alcohol and ace- 

 tic acid, 166. 



Formic acid, 74, 177. 



Formol-sublimate, 167; and acetic acid, 167. 

 Free-hand sectioning, 33. 

 Freezing method, 67; carbon dioxide, 67; 

 ether or rhigolene, 70. 



Fresh tissues, examination of, 25, 1S7; fixing 

 and washing after sectioning, 70; section- 

 ing by the freezing method, 69. 



Friable objects, sectioning, 43, 44, 63- 

 Frog, embryology of, 118. 

 Fromman, lines of, 74. 



Fuchsin, acid, 20, 176, 189; and picric acid, 

 176; basic, 109, 176. 



