96 Echinodermata für 1913 
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—124. 
— (2). How could Increase in Permeability to Electrolytes 
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vok.»8, 1910,91 8: 
— (3). On the dynamics of cell division. II. Changes in 
permeability of developing eggs to electrolytes. Amer. Journ. 
Physiol., vol. 27, 1910, p. 240—275. 
— (4). Summary of experiments on the development of 
eggs. Washington D. C. 9th Yearbook Carnegie Inst. 1911, p. 127 
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— (5). Echinochrome, a red substance in sea urchins. Journ. 
Biol. Chem. Baltimore, vol. 11, 1912, p. 435—441. 
— (6). Siehe Mitchell, P. H. 
Mae Curdy, Hansford. Some Effects of Sunlight on the Star- 
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der normalen physiologischen Veränderungen. 
Me Clendon, J. F. and P. H. Mitchell. How do insotonic 
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oxidation in the sea urchin’s egg? Journ. biol. Chem., vol. 10, 
p. 459—472, 1 fig. — Zunahme der OH-Ionen. 
Me Intosh, D. C. On the distribution of marine animals. 
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1Malaise, C. Sur l’evolution de l’Echelle stratigrapkique du 
siluro-cambrien de Belgique. Bull. Soc. geol. pal&ont. hydr. 24, 
1911 Mem., p. 415—437. 
+Manck, F. Neue Fundorte von Eocänfossilien bei Rozzo 
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Mareus, H. Über den Aggregatzustand der Kernmembran. 
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+Maıt, John Edward. The Lower Palaeozoic Rocks of the 
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+Martelli, A. & Nelli, B. Il miocene medio e superiore di 
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.  Maser, Otto (1). Über Balanoglossus carnosus (Willey) und 
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