SUBJECT AND AUTHOR INDEX 
¥ CTIVITY of male rabbits: I. On the 
Lr properties of the seminal discharge. . 
| , The influence of excessive sexual....... 463 
Activity of male rabbits. II. On the nature 
of their offspring. The influence of exces- 
BLYGIBOxIIal tare Amery etinicaeroemiewisoacbeaeys 571 
Albino rats underfed for various periods. 
Changes in the relative weights of the 
various parts, systems and organs of 
VOU tee ee cerns eanrate Cre ieeal gus chavs ereeeuaaeete 301 
Alectrion obsoleta (Say) and Busycon cana- 
liculatum (Linn.). The olfactory reac- 
tions of the marine snails................. 177 
Amblystoma, a self-differentiating equipo- 
tentialsystem. Experiments on the devel- 
opment of the fore limb of... ............. 413 
Amblystoma punctatum. Experiments on 
the development of the shoulder girdle 
and the anterior limb of............... --. 499 
Ascidia atra Lesueur. I. General physiol- 
ogy. The physiology of................. _. 229 
Asecidia atra Lesueur. II. Sensory physi- 
ology. The physiology of................ 261 
IRDS. Sex studies. XI. Hermaphro- 
GUT Sense n oie ost eek aimee cmeeiees 1 
Blattidae. Experiments on the physiology 
odigestionimithers- ene aces. eee 355 
Borine, Avice M., anp PEARL, RAYMOND. 
Sex studies. XI. Hermaphrodite birds... 1 
Busycon ecanaliculatum (Linn.). The olfac- 
tory reactions of the marine snails Alec- 
trion obsoleta (Say) and.................. 177 
ANALICULATUM (Linn.). The olfac- 
tory reactions of the marine snails 
Alectrion obsoleta (Say) and Busycon.. 177 
Cats. Inheritance of coat-color in............ 539 
Coat-color in cats. Inheritance of....... Basan OOo) 
Color in cats. Inheritance of coat............ 539 
CoprLanp, Manton. The olfactory reac- 
tions of the marine snails Alectrion obso- 
leta (Say) and Busycon canaliculatum 
(Gir) ee ee eo, eee Be nlZ(¢/ 
Dee S. R. Experiments on the 
development of the shoulder girdle and 
the anterior limb of Amblystoma punc- 
UPDLITUD co haere ean “cies Ciera cin caacieaenreciey ote ter 499 
Development, metamorphosis and growth due 
to a specific action of that gland? Is the 
influence of thymus feeding upon.. 135 
Development of the fore limb of Ambly- 
stoma, a self-differentiating equipotential 
system. Experiments on the............. 413 
Development of the shoulder girdle and the 
anterior limb of Amblystoma punctatum. 
Hxperiments Onibhes vases ease cee 499 
Diemyctylus viridescens. Some experiments 
on regeneration after exarticulation in... 107 
Digestion in the Blattidae. Experiments on 
thepiysioloey Oley eee eee ee eee 355 
Drosophila and its mutants. The reactions 
tolightand! toeravity ine ecce. o.salcoenee 
QUIPOTENTIAL system. Experiments 
on the development of the fore limb of 
Amblystoma, a self-differentiating..... 413 
Exarticulation in Diemyctylus viridescens. 
Some experiments on regeneration after... 107 
EEDING upon development, metamor- 
phosis and growth due to a specific 
action of that gland? Is the influence 
OfsthyMUss see Oe. ove «ahi otednte 135 
Fore limb of Amblystoma, a self-differentiat- 
ing equipotential system. Experiments 
on the development of the................ 413 
IRDLE and the anterior limb of Ambly- 
stoma punctatum. Experiments on the 
development of the shoulder............ 499 
Gravity in Drosophila and its mutants. 
reactions to lightand tO;e.c.--..-.2...-+- 
FABER: Ross G. Experiments on 
the development of the fore limb of 
Amblystoma, a self-differentiating equi- 
potential system. 
Hays, Frank A. The influence of excessive 
sexual activity of male rabbits. II. On 
the nature of their offspring............... 571 
Hecut, Seria. The physiology of Ascidia 
atra Lesueur. I. General physiology..... 229 
Hecut, Serie. The physiology of Ascidia 
atra Lesueur. II. Sensory physiology.... 261 
Hermaphrodite birds. Sex studies. Xen 1 
| ee RITANCE of coat-color in cats........ 539 
IGHT and to gravity in Drosophila and 
its mutants. The reactions to.......... 49 
Limb of Amblystoma, a self-differentiating 
equipotential system. peuerumente on 
the development of the fore.. A . 413 
Limb of Amblystoma punctatum. Experi- 
ments on the development of the shoulder 
girdle'and thejanterionss-ree. .~-..-.0250.- 499 
Lioyp-JONES, ORREN AND Hays, F. A. 
The influence of excessive sexual activity 
of male rabbits. I. On the properties 
of the seminal discharge................-- 463 
cEWEN, Rosert STranuey. The reac- + 
M tions to light and to gravity in Droso- 
philaanditsmmutants ees oo. sessceune 49 
Maculata. A study in polarity. The re- 
generation of triangular pieces of Planaria. 157 
Male rabbits. II. On the nature of their off- 
spring. The influence of excessive sexual 
EHR AO os cidtiono \'0Gnts SOR RES MEOnc 571 
Metamorphosis and growth due to a specific 
action of that gland? Is the influence of 
thymus feeding upon development....... 135 
Morritut, C. V. Some experiments on re- 
generation after exarticulation in Di- 
emyctylus viridescens................... 107 
Mutants. The reactions to light and to 
gravity in Drosophila and its............ 49 
615 
