Echino derma. 



432 



58996 Grieg, James A* 39.4 Ophiura 



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97 Hawkins, Herbert L. 39.5 



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98 Ifawkins, Herbert L. 39.5 



1911. On the Tuberculation of the Holectypoida. Geol. Mag. (5) Vol. 8 

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99 Mortensen, Th. 39.5 : 01 



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1911. The Rearing of Sea Urchins. Nature London Vol. 87 p. 110, 1 

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01 McClendon, J. F. 39.5 : 11 



1910. On tho Dynamics of Cell Division. — II. Changes in Permeability 

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02 Peter, [K.] 39.5 : 11 



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03 Löeb, Jacques. 39.5 : 11.044 



1910. Ueber den Einfluss der Konzentration der Hydroxylionen in einer 

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05 Loeb, Jacques, und Hardolph Wasteneys. 39.5 ; 11.044 



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06 Warburg, Otto. 39.5 : 11.044 



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07 Lillie, Balph S. 39.5 : 11.044 



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08 MacBride, E. W. 39.5 : 11.58 



1911. Studies in Heredity. I. — The Effects of Crossing the Sea-urchins 

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09 Tennent, David H. 39.5 : 11.58 



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1. XL 1911, 



