SUBJECT AND AUTHOR INDEX 



ACIDS to ciliate Infusoria. The toxicity 

 of 443 



Albino rat. Studies on inbreeding. IV. A 

 further study of the effects of inbreeding 

 on the growth and variability in the body 

 weight of the 71 



(Albino rat). Studies on the reputed endo- 

 crine function of the thymus gland 311 



Amicronucleate Oxytricha. I. Study of the 

 normal animal, with an account of can- 

 nibalism. An experimental study of an . . 473 



Amphibia as affected by thyroidectomy. 

 Growth and development of 1 



Apis mellifera L. The photic reactions of the 

 honey-bee 343 



Arcella dentata and A. polypora. The effects 

 of environmental factors upon the heri- 

 table characteristics of 427 



Arey, Leslie B., and Crozier, W. J. The 

 sensory responses of Chiton 157 



Arey, Leslie B., Crozier, W. J., and. Sen- 

 sory reactions of Chromodoris zebra 261 



BODY weight of the albino rat. Studies on 

 inbreeding. IV. A further study of the 

 effects of inbreeding on the growth and 

 variability in the 71 



CALKINS, Gary N. Uroleptus mobilis 

 Engelm. II. Renewal of vitality through 

 conjugation 121 



Cannibalism. An experimental study of an 

 amicronucleate Oxytricha. I. Study of 

 the normal animal, with an account of . . . 473 



Characteristics of .^cella dentata and A. poly- 

 pora. The effects of environmental fac- 

 tors upon the heritable 427 



Chiton. The sensory responses of 157 



Chromodoris zebra. Sensory reactions of 261 



Ciliate Infusoria. The toxicity of acids to.... 443 



CoLLETT, M. E. The toxicity of acids to cili- 

 ate Infusoria 443 



Conjugation. Uroleptus mobilis Engelm. 

 II. Renewal of vitality through 121 



Crepidula plana. III. Transference of the 

 male-producing stimulus through sea- 

 water. Studies on sex in the hermaphro- 

 dite mollusc 113 



Crozier, W. J., and Aret, Leslie B. Sen- 

 sory reactions of Chromodoris zebra 261 



Crozier, W. J., Aret, Leslie B., and. The 

 sensory responses of Chiton 157 



DAWSON, J. A. An experimental study of 

 an amicronucleate Oxytricha. I. Study 

 of the normal animal, with an account of 



cannibalism 473 



Development of Amphibia as affected by thy- 

 roidectomy. Growth and 1 



ENDOCRINE function of the thymus 

 gland (albino rat). Studies on the re- 

 puted 311 



Environmental factors upon the heritable 

 characteristics of Arcella dentata and A. 

 polypora. The effects of 427 



515 



FACTO RS upon the heritable characteristics 

 of Arcella dentataand A. polypora. The 



effects of environmental 427 



Function of the thymus gland (albino rat). 

 Studies on the reputed endocrine 311 



GLAND (albino rat). Studies on the re- 

 puted endocrine function of the thymus 311 

 Goui.D, H.A.RLEY N. Studies on sex in the 

 hermaphrodite mollusc Crepidula plana. 



III. Transference of the male-producing 

 stimulus through sea-water 113 



Growth and development of Amphibia as 

 affected by thyroidectomy 1 



Growth and varialDility in the body weight of 

 the albino rat. Studies on inbreeding. 



IV. A further study of the effects of in- 

 breeding on the 71 



HEGNER, Robert W. The effects of en- 

 vironmental factors upon the heritable 

 characteristics of Arcella dentata and A. 



polypora 427 



Heritable characteristics of Arcella dentata 

 and A. polypora. The effects of environ- 

 mental factors upon the 427 



Hermaphrodite mollusc Crepidula plana. 

 III. Transference of the male-producing 

 stimulus through sea-w.-vter. Studies on 



sex in the 113 



Honey-bee, Apis mellifera L. The photic 



reactions of the 343 



HosKiNS, E. R., AND HosKiNS, M. M. Growth 

 and development of Amphibia as affected 



by thyroidectomy 1 



HosKiNs, M. M., HosKiNS, E. R., and. 

 Growth and development of Amphibia 

 as affected by thyroidectomy 1 



INBREEDING. IV. Afurtherstudy of the 

 effects of inbreeding on the growth and 

 variability in the body weight of the albino 



rat. 'Studies on 71 



Infusoria. The toxicity of acids to cihate. .. . 443 



KING, Helen Dean. Studies on inbreed- 

 ing. IV. A further study of the effects 

 of inbreeding on the growth and vari- 

 ability in the body weight of the albino 

 rat 71 



MALE-producing stimulus through sea- 

 water. Studies on sex in the hermaph- 

 rodite mollusc Crepidula plana. III. 



Transference of the 113 



MiNNiCH, DwiGHT E. The photic reactions 



of the honey-bee. Apis mellifera L 343 



Mollusc Crepidula plana. III. Transference 

 of the male-producing stimulus through 

 sea-water. Studies on sex in the her- 

 maphrodite 113 



OXYTRICHA. I. Study of the normal 

 animal, with an account of cannibalism. 

 An experimental study of an amicronu- 

 cleate 473 



