608 



INDEX 



Locomotion of certain Bermudian mollusks. 



Notes on the 223 



Locomotion of the sea-hare Aplysia califor- 



nica. The pedal " 139 



Lund, E. J. Reversibility of morphogenetic 



processes in Bursaria 1 



MECHANICS. II. Monaster and nar- 

 cotized eggs. Contributions to the 

 study of csll 445 



Metabolic gradients in Amoeba and their re- 

 lation to the mechanism of amoeboid 

 movement 55 



Metamorphosis in frog larvae by thyroid feed- 

 ing, and the effects upon the alimentary 

 tract and sex glands. The acceleration of. 521 



Metamorphosis of Amphibian organs. The 

 metamorphosis of grafted skin and eyes 

 of Amblystoma punctatum. A further 

 contribution to the 237 



Mollusks. Notes on the locomotion of certain 

 Bermudian 223 



Monaster and narcotized eggs. Contributions 



to the study of cell mechanics. II 445 



Monsters. II. Regarding the morphogenesis 

 of duplicities. Experimental studies on 

 the origin of 409 



Morphogenesis of duplicities. Experimental 

 studies on the origin of monsters. II. 

 Regarding the 409 



Movement. Metabolic gradients in Amoeba 

 and their relation to the mechanism of 

 amoeboid 55 



NARCOTIZED eggs. Contributions to 

 the study of cell mechanics. II. Mon- 

 aster and , 445 



OLMSTED, J. M. D. Notes on the loco- 

 motion of certain Bermudian mollusks 223 



Olmsted, J. M. D. The comparative physi- 

 ology of Synaptula hydriformis (Lesueur) 333 



Organs. The metamorphosis of grafted skin 

 and eyes of Amblystoma punctatum. A 

 further contribution to the metamorpho- 

 sis of Amphibian 237 



Origin of Monsters. II. Regarding the 

 morphogenesis of duplicities. Experi- 

 mental studies on the 409 



Ossification in Rana pipiens. Effects of the 

 extirpation of the thyroid gland upon . . . 567 



Oxygen in controlling sex in rotifers. The 

 relative influence of food and 101 



PAINTER, Theophilus S. Contribu- 

 tions to the study of cell mechanics. 

 II. Monaster and narcotized eggs 44 



Pnramaeeium aurelia. Experimental induc- 

 tion of endomixis in 35 



Parker, G. H. The activities of Cory- 

 morpha 303 



Parker, G. H. The pedal locomotion of the 

 sea-hare Aplysia californica 139 



I'vkkeh, G. H. The power of suction in the 

 sea-anemone Cribrina 219 



Pelomyxa carolinensis Wilson. Food-reac- 

 tions of 381 



Pedal locomotion of the sea-hare Aplysia cal- 

 ifornica. The 139 



Photic sensitivity of Balanoglossus. The . . . 211 



Physiology of Synaptula hydriformis 



(Lesueur). The comparative 333 



Pituitary glands of Rana pipiens. The effect 

 of the extirpation of the thyroid upon the 

 thymus and the 589 



Plough, Harold H. The effect of tempera- 

 ture on crossingover in Drosophila 147 



Processes in Bursaria. Reversibility of 

 morphogenetic 1 



I 



RANA pipiens. Effects of the extirpation 

 of the thyroid gland upon ossification in 567 



Rana pipiens. The effect of the extirpation 

 of the thyroid upon the thymus and the 

 pituitary glands of 589 



Rana pipiens. The results of thyroid removal 

 in the larvae of 499 



Removal in the larvae of Rana pipiens. The 

 results of thyroid 499 



Reversibility of morphogenetic processes in 

 Bursaria 1 



Rogers, James B. The effect of the extirpa- 

 tion of the thyroid upon the thymus and 

 the pituitary glands of Rana pipiens 589 



Rotifers. The relative influence of food and 



oxygen in controlling sex in 101 



SEA-ANEMONE Cribrina. The power of 

 suction in the 219 



Sea-hare Aplysia californica. The pedal 

 locomotion of the 139 



Sensitivity of Balanoglossus. The photic. .. . 211 



Sex glands. The acceleration of metamorpho- 

 sis in frog larvae by thyroid feeding, and 

 the effects upon the alimentary tract and. 521 



Sex in rotifers. The relative influence of food 

 and oxygen in controlling 101 



Skin and eyes of Amblystoma punctatum. 

 A further contribution to the meta- 

 morphosis of Amphibian organs. The 

 metamorphosis of grafted 237 



Suction in the sea-anemone Cribrina. The 



power of 219 



Swingle, \V. W. The effect of inanition upon 

 the development of the germ glands and 

 germ cells of frog larvae 545 



Swingle, W. W. The acceleration of meta- 

 morphosis in frog larvae by thyroid feed- 

 ing, and the effects upon the alimentary 

 tract and sex glands 521 



Synaptula hydriformis (Lesueur). The com- 

 parative physiology of 333 



TEMPERATURE on crossingover in Dro- 

 sophila. The effect of 147 



Terry, George S. Effects of the extirpation 

 of the thyroid gland upon ossification in 

 Rana pipiens 567 



Thymus and the pituitary glands of Rana pi- 

 piens. The effect of the extirpation of the 

 thyroid upon the 589 



Thyroid feeding, and the effects upon the ali- 

 mentary tract and sex glands. The ac- 

 celeration of metamorphosis in frog larvae 

 by 521 



Thyroid gland upon ossification in Rana 

 pipiens. Effects of the extirpation of the 567 



Thyroid removal in the larvae of Rana pipiens. 

 The results of 499 



Thyroid upon the thymus and the pituitary 

 glands of Rana pipiens. The effect of the 

 extirpation of the ; 589 



UHLENHUTH, Eduard. A further con- 

 tribution to the metamorphosis of 

 Amphibian organs. The metamorpho- 

 sis of grafted skin and eyes of Ambly- 

 stoma punctatum 237 



WERBER, E. I. Experimental studies on 

 the origin of monsters. II. Regarding 



the morphogenesis of duplicities 409 



Whitney, David Day. The relative influ- 

 ence of food and oxygen in controlling sex 

 in rotifers 101 



YOUNG, R. T. Experimental induction 

 of endomixis in Paramaecium aurelia. 35 



