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92328 T. Frcwazck, S. 11.5 : 31.6 Trypanosoma 



1913. Ueber reine Trypanosomenstamme. Ceutralbl. Bakt. Parasit. Abt. 

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29 Drzewiua. Anuu, et Georges Bolm. 11.5 : 37.1 Eleutheria 



1912. Observations sur VEleutheria claperedi Hartl. et son polype. C. 

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30 Runnstrom, J. 11.5 : 39.5 Strongyloceutrotas 



1912. Quelques observations sur la variation et la correlation chez la 

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31 Labbe, A. 11.5 : 4.1 Auouiia 



1913. La thigmomorphose et la variation lente dans le genre Anomia. 

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3'J Pilsbry, Henry A. 11.5 : 4.38 Liguus 



1912. A Study of the Variation and Zoogeography of Liguus in Florida. 

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33 Ros%kow!«ki, Waclaw. 11.5:4.38 Limnaea 



1912/13. Notes sur lea Limn^es de la faune profonde du lac L6maa. 

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34 Hickling, Geoige. 11.5:4.38 Plauorbis 



1913. The Variation of Planorbis multiformis, Bronn. Mem. Proc. Man- 

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92335 Braem, F. 11.5 : 47.2 Pectinatella 



1911/12. Die Variation bei den Statoblasten von Pectinatella magnifica. 

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36 Henchman, Annie P., and C. B. Davenport. 11.5 : 47.2 Pectinatella 



1913. Clonal Variation in Pectinetella. Amer. Natural. Vol. 47 p. 361 — 

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S7 Grabau, A. W., and Margaret Reed. 11.5 : 48 Spirifer 



1912. Mutations of Spirifer mucronatus. Proc. 7th intern, zool. Congr* 

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38 Michael, Kllis L. 11.5 : 61.35 



1913. Vertical Distribution of the Chaetognatha of the San Diego Region 

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39 Jones, H. Victor. 11.5 : 51.6 Lumbricus 



1913. Variation (as Illustrated by a Double-headed Worm). Zoologist 

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40 Mitchell, Claude W. 11.5 : 51.8 Asplauchna 



1913. Experimentally induced transitions in the morphological charac- 

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41 Gruber, Karl. 11.5:53.24 



1913. Das Problem der Temporal- und Lokalvariation der Cladoceren. 

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 :92342 .4gar, W. E. 11 5 : 53.24 Simocephalns 



1913. The Transmission of Environmental Effects from P<5rent to Off- 



