INDEX. 



353 



Elauoides 267 



f orficatus 152 



Elanus 267 



leucurus 152 



Elliot, address en inheritance of ac- 

 quired characters, 38-40. 



Embernagra 308 



Embryogenesis, definition of by Weis- 



mann 16 



Empidias , 236 



Empidonax 215 



Engyptila albifrons 205 



Environmental influences, first recog- 

 nized by Hilaire, 2. Morgan's in- 

 stances of, 35; discussed by Cun- 

 ningham, 37; direct influences of 

 on colors of birds and insects, 238 

 et seq. 



Environment in evolution of colors, 

 direct influence of, 225; Eimer on, 

 226. 



Epigamic colors defined 194, 211 



Episematic colors defined 194, 200 



Ergaticus 330 



ruber 153, 157 



Euetheia 312 



bicolor 146, 149 



Euphonia elegantissima 158 



Euspiza 236 



Evolution, history of the doctrine of, 

 2; laws governing, 64-65; relation 

 of to species, 106. 



Falco 271 



columbarius 243 



suckleyi 147, 271 



islandus 152 



peregrinus 243 



sparverioides ! 271 



sparverius 206, 271 



Falconidse 267 



Falcons 271 



Fecundity, segregate, definition of 131 



Finch, pine 145, 301 



purple 297 



scarlet rose 297 



Flickers 155 



red-shafted 173, 176, 203 



Flute bird 152 



Flycatchers, crested 256 



fork-tailed 155 



scissor-tailed 155 



shiny-crested 152, 196, 204 



tyrant 285 



vermilion 157, 177 



Fringillidse 296 



Galeoscoptes carolinensis 182, 187 



23 



Gallinse 257 



Galton, on the continuity of the germ 

 plasm and the inheritance of ac- 

 quired characters, 5; on physiolog- 

 ical selection, 115. 

 Garman, on the influence of light upon 



the colors of animals 231 



Geddes and Thomson on katabolism 



and anabolism 68 



Genealogical table of Spinus and its 

 allies, 300; of Helminthophila, 324. 



Geococcyx 215, 276 



Geothlypis 243, 329 



agilis 221, 329 



beldingi 329 



f ormosa 329 



macgillivrayi 221, 329 



melanops 329 



Philadelphia. 221, 329 



trichas 157, 182, 218, 329 



occidentalis 135 



Geratology, definition of, 78; example 



of, 227. 



Germ-plasm, continuity of, criticized 

 Vines, 13-14; "Weismann's reply to 

 Vines, 15; Eyder on, 18. 



Gnatcatchers 334 



blue-gray 158 



Goatsuckers 283 



Gold-finches 145, 195, 300 



green-backed 150, 195 



pine 299 



Goose, Upland 90 



Goshawks 268 



Mexican 270 



Grackles 229, 295 



Grassquit 149, 312 



Greenjay 158 



Grosbeaks 311 



blackheaded 155 



cardinal 157 



evening , 296 



pine 296 



rosebreasted.148, 155, 176, 184, 191, 222 



Grouse 204,259 



Canada 204 



dusky 204 



Franklin's 204 



Richardson's 204 



ruffed 260 



gage 262 



sharp-tailed 262 



sooty 204 



Guiraca cssrulea 158, 218 



Gulick, criticism of Brooks' laws of 

 variation, 72; on isolation, 125-128. 



