INDEX 



[Names of authors are printed in Clarendon type, specific names in Jtalics.] 



Abderhalden, 563 sq. 



Abel and Mcllroy, 526 



Abelous, 282 



Abortion, 612 sqq. 



Abraxas grossulariata, 639 



Acmaea, 221 



Acomys caharinus, 390 



Actinia mesembryanthemum, 8 sq., 



679 



Acton, 283 

 Adolphi, 177 

 Agassiz, 17 



Ageniaspis fuscicollis, 636 

 Ahlfeld, 369, 497 

 Akutsu, 233, 259 

 Albatross, 27 

 Albers-Schonberg, 607 

 Albertoni, 22 



Albu and Neuberg, 266, 278 

 Alcyonium digitatum, 9 

 Allbrecht, 182, 611 

 Allen, B. M., 124, 153, 168 



L. M., 545 



Allison, 214, 647 



Alquier and Thauveny, 350 



Amia, 17 



Amphibia, breeding season of, 



19 sqq. ; insemination in, 184 ; 



fertilisation in, 190 ; fertility of, 



594 sq. ; sex-determination in, 



625, 637, 651 



Amphioxus lanceolatus, 16 

 Anasa tristis, 634 

 Ancel and Bouln, 154, 343, 579 

 Anderson. See Langley and Anderson 

 Anguis, 151 

 Annandale, 7, 22, 44 

 Annandale and Robinson, 70 

 Annelida, breeding season of, 10 sq. ; 



133, 205, 221 

 Ancestrum de6ned, 36 

 Anopheles, 13 

 Ant, sex-determination in, 629 ; age 



of, 680 



Antelope, 48, 241, 247 

 Antilocapra americana, 28, 305 



Ape, O2strous cycle in, 63 sqq. ; 



foetal nutrition in, 392, 463 



sqq. 



Apfelstedt and Aschoff, 478 

 Aphid*, 11 sq., 216, 631 

 Arbacia, 179, 218 

 Arbacia pustulosa, 293, 300 

 Aristotle, 590 

 Arthropoda, breeding season of , 1 1 ; 



spermatozoa of, 174 ; 307 

 Arvicola, 250 

 Arvicola agrestis, 40 

 Arvicola qlareolus, 40 

 Ascaris, 128 



Ascidians, fertilisation of, 207 

 Ascoli, 436, 481 

 Ashworth, 8 sq. 

 Ash worth and Annandale, 679 

 Ass, 403 

 Assheton, 110, foetal nutrition, 



372 sqq., 376, 386 sq., 390, 394 sq., 



397 sqq., 406 sq., 419 sq., 423, 



487 



Astacus jtuviatilis, 11 

 Asterias, 134 n., 204, 220 sq., 223 



sqq. 



Asterias forbesii, 218 

 Asterina, 223 

 Atretic follicle, 154 sqq. 

 Aves, breeding season of, 23 sqq. 



See also Birds 

 Axe, Wortley, 51, 536, 618 

 Axis, osstrous cycle in, 49 

 Axolotl, 22, 189 sq., 694 



B 



Backhouse, 159 



Badger, gestation of, 59 n. ; 416 

 Baer, von, 143, 145 sq., 375 

 Balbiani, 631 

 Balenoptera muaculus, 52 

 Balfour, 116 sq., 124, 160, 379 

 Ballowit*, 172, 175, 178, 179 ?. 

 Bang, B., 616 sq. 



- I., 293 



Bar and Daunay, 498, 500, 502 sq. 

 Barasingha, 47 sq. 



2x 



