Index 



Entodinium, 46, 47; table of generic 

 differences, 59. 

 bipalmaltum, 47. 

 bursa, 59. 

 caudatuna, 59. 

 dentatum, 59, 60. 

 rostratum, 48, 49. 

 valvatum, 47, 49. 

 Epiphyology, basis for classification 

 of birds, 387, 391; bibliography, 

 392-396; definition, 248; Accipi- 

 tres, 337, Anseres, 330, Aptery- 

 giformes, 295, Ardeae, 324, Cas- 

 uariiformes, 293, Cathartae, 333, 

 Ciconiae, 320, Colymbiformes, 

 302, Procellariiformes, 306, Eati- 

 tae, 295, Eheiformes, 290, 

 Sphenisciformes, 298, Stegano- 

 podes, 316, Struthioniformes, 

 288 

 Esterly,' C. O., 1, 21, 123. 

 Eudistylia polymorpha, 225. 

 Epimys norvegicus, 449. 

 Eudocimus ruber, red color, 277. 

 Eudynamis, feathers, 364 ; down, 365. 

 honorata, down, 365; color modi- 

 fications, 366. 

 Eudyptes chrysocome, body feathers, 

 297; figures of barbules, opp. 

 402. 

 Eugenes fulgens, color modifications, 

 377; figures of down barbules, 

 opp. 446. 

 Eulalia sp.(?), 188. 

 bifoliata, 187. 

 longicornuta, 187. 

 quinquelineata, 187. 

 Eunoa barbata, 183. 

 Euphausia, description, 5; key to 

 species, 6;, distribution: during 

 summer, at surface, in different 

 temperatures, 132, effect of 

 light, 133, 134; during winter 

 months, at different levels, 134, 

 136; comparison with Nycti- 

 phanes, 138; occurrence of verti- 

 cal movements, 134, 135, 136, 

 137, 139, 141. 

 gibba, 8; figures of, opp. 18, 20. 

 pacifica, 6; figures of, opp. 18, 20. 

 recurva, 6; figure of, opp. 20. 

 Euphausiacea, order of Schizopoda, 



2, 4; key to genera, 5. 

 Euphausiidae, diagnosis, 2; phos- 

 phorescent organs, 3; subfami- 

 lies, 4, Euphausinae, 5-10, 

 Nematoscelinae, 10-13. 

 Euphrosyne arctica, 178. 

 aurantiaca, 178. 

 heterobranchia, 178. 

 hortensis, 178. 

 Euplokamis californiensis, obtained 

 in surface hauls, 21; favorable 

 time for collection, 35; distri- 



bution as to temperature, 36, as 

 to salinity, 36. 



Eupomatus gracilis, 225. 

 uncinatus, 225. 



Eurypyga, relationships, 324, 353; 

 down, 353; systematic position, 

 389. 

 helias, feathers, 352; figures of 

 barbules, opp. 426, of down 

 barbules, opp. 444. 



Eurypgidae, feathers, 352; relation- 

 ships, 354. 



Eurythoe californica, 179. 



Exoskeleton of Heterodontus fran- 

 oisci, 149. See also Placoid scales 

 of Keterodontus franoisci. . 



Ealco, feathers, 335; down, 336. 

 peregrinus, feathers, 335; down, 

 336; figures of barbules, opp. 

 418. 

 rusticola, down, 336; figures of 



barbules, opp. 418. 

 sparverius, feathers, 336; figures 

 of barbules, opp. 418, of down 

 barbules, opp. 442. 



Ealconidae, ventral ridge, 266; dor- 

 sal cilia, 267; proximal barb- 

 . ules, 267. 



Falconiformes, feathers, 331; figures 

 of barbules, opp. 416, 418. 



Feathers, A Study of the Structure 

 of, with Reference to Their 

 Taxonomic Significance, 243 ; 

 general conclusions, 385; bibli- 

 ography, 392. 



Feathers, body, evolution parallel, 

 385; fault bars, 280; methods of 

 examination, 254; methods of 

 study: comparative, 283; sys- 

 tematic, 280; modifications, in- 

 tra-specific and phylogenetic, 

 280 ; morphology, classification 

 of birds with reference to, 282; 

 effect on phylogenesis of birds, 

 390, 391; nomenclature, with 

 definitions and synonyms, 248- 

 254; orientation, 249; speculum, 

 occurrence, 329; refrangent sur- 

 faces in, 277, 278, 311; value, 

 adaptive, 385, taxonomic, 387; 

 variations, age, seasonal, and 

 sexual, 281. See also Color pro- 

 duction; Contour feathers; 

 Plumules. 



Eiloplumes, definition, 250; lack of, 

 260; occurrence and distribu- 

 tion, 260; structure, 261. 



Fiorentini, A., cited on protozoan 

 fauna in stomachs of ruminants, 

 44, 60. 



Flabelligera infundibularis, 214. 



Flamingo. See Phoenicopteri. 

 Flange, definition, 253. 



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