Amphibia 348 



-88019 tiudernatseh, J, F. 76 : 11.3 



1912/14. Feeding Experiments on Tadpoles. L The influence of speci- 

 fic organs given as food on growth and differentiation. A contribution 

 to the knowledge of organs with internal secretion. Arch. Entw.-Mech. 

 Bd. 35 p. 457—483, 1 pi., 1 fig. [Precocious differentiation without 

 growth resulting from feeding mammalian thyroid, growth with hindered 

 differentiation from thymus feeding. Experiments with liver, muscle, 

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 Journ. Anat. Vol. 15 p. 431—480, 2 pis. [Thyroid stimulates differentia- 

 tion, thymus (and spleen; suppresses differentiation, stimulating growth.] 



78 79 

 .50 Saint-Hilaire, C 76 : 11.33 



1912. Ueber die Ver&nderungen der Dotterkbrner der Amphibien bei 

 der intracellularen Verdauung. Zool. Jahrb. Abt. allg. Zool. Physiol. Bd. 

 34 p. 107—232, 7 Taf. [Gleichartige (morphologisch und chemisch) Ele- 

 mente des Plasmas. Auftauen im Protoplasma (Stoffaustausch), keine 

 Fermentwirkung.] 78, 79 



551 Bataillon, E. 76 : 11.62 



1911. Analyse de la parthenogenese experimental des Amphibiens. C. 

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52 Levy, Fritz. 76 : 11.62 



1913. Ueber kunstliehe Entwicklungserregung bei Amphibien. Arch, 

 mikr. Anat. Bd. 82 Abt. 2 p. 65—77, 8 figg. [Frosche nach der Meta- 

 morphose am Leben geblieben. Versuchstiere in ihren Kernen haplo- 

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88053 Weigi, Rudolf. 76 : 11.69 



1913. Ueber homboplastische und heteroplastische Hauttransplantation 

 bei Amphibien mit besonderer Beriicksichtigung der Metamorphose. 

 Arch. Entw.-Mech. Bd. 36 p. 595—627, 1 Taf., 9 figg. [Ausbildung der fur 

 das Transplantat charakteristischen Farbung und typisch orientierten Zeich- 

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 tung in Potentia.] 



54 uortner, Ross Aiken. 76 : 11.76 



1912. The occurrence, and the significance, of tyrosinase in the repro- 

 ductive organs of certain amphibians. Proc. Soc. exper. Biol. Med. N. 

 Y. Vol. 9 p. 118—120. [Intensity and rapidity of the development of 

 the tyrosinase test in inverse proportion to the amount of pigment pre- 

 sent in the eggs.] 78, 79 



55 Holmes, S. J. 76 : 11.76 



1913. Observations on Isolated Living Pigment Cells from the Larvae 

 of Amphibians. Univ. California Public. Zool. Vol. 11 p. 143—154, 2 

 pis. [In young larvae unquestionably typically amoeboid, but respond 

 ill to stimuli (light, heat).] 78, 79 



56 Laurens, Henry. 76 : 11.856 



1914. The reactions of normal and eyeless amphibian larvae to light. 

 Jouru. exper. Zool. Vol. 16 p. 195 — 210, 2 figg. [Larvae of Amblystoma 

 positively phototactic, both when normal and when deprived of eyes 

 (stimulation of cutaneous nerve endings). Normal larvae lighten in light 

 and darken in darkness, eyeless the reverse. Dark-adapted eyeless lar- 

 vae particularly sensitive to light. Rana tadpoles tailed to respond.] 



78, 79 



57 Backmau, E. Louis. 76 : 13 



1912. Die Einwirkung der Befruchtung auf den osmotischen Druck der 

 Eier von Bufo vulgaris und Triton crintatua. Arch. ges. Physiol. Bd. 148 

 p. 141—166, 2 Taf. [Verminderung des Druckes bis Eintritt der Gas- 

 trulation.] 13.13..9 78, 79 



880)8 Adler, Leo. 76 : 13 



1914. Metamorphosestudien an Batrachierlarven. I, Exstirpationsversu- 

 che endocriner Organe. Vorlaufige Mitteilung. Zeitschr. ges. exper. Med. 



