(16) Neue Literatur. 



Mehliiig', E., 1915. Über die gynandromori^hen Bienen des Eugsterschen 

 Stockes. Verh. phys. med. Ges. Würzburg N. F. 43. S. 173—236, 8 Taf. 



Metz, C W. and 5Iotz, B. S., 1915. Mutations in two species of Drosophila. 



Am. Naturalist. 4». S. 187—189. 

 Middletoii, A., 1915. Heritable variations and the results of selection in the 



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 Morgan. T. H., 1914. Mosaics and gynandromorphs in Drosophila. Proc. 



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 Morgan, T. H., 1915. The infertility of rudimentary winged females of 



Drosophila ampelophila. Am. Naturalist. 49. S. 240 — 250. 

 Morgan, T. H., 1915. The role of the environment in the realization of 



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 Morgan, T. H. and Plough, H., 1915. The appearance of known mutations 



in other mutant stocks. Am. Naturalist. 49. S. 318 — 319. 

 Naclitshoiin, H., 1915. Die Eugsterschen Zwitterbienen und ihre Entstehung. 



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 Nachtsheim, H., 1915. Entstehen auch aus befruchteten Bieneneiern Drohnen? 



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 NeAviiian, H., 1915. Development and heredity in heterogenic teleost hybrids. 



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 Painter, Th., 1915. The effect of carbon dioxide on the eggs of Ascaris. 



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 Pearl, R., 1915. Mendelian inheritance of fecundity in the domestic fowl, 



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 Pearl, R., 1915. Seventeen years selection of a character showdng sex- 

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 Pear.sou, K., 1914. On the probability that two independent distributions 



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 Pezard, A., 1915. Transformations experimentales des caracteres sexuels 



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 Phillips, .1., 1915. Eperimental studies of hybridization among ducks and 



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Punnett, R., 1915. Further experiments on the inheritance of coat colour 



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 Punnett, R. und Bailey, P., 1914. On inheritance of weight in poultry. 



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 Reisinger, L., 1915. Einige Eigentümlichkeiten des albinotischen Auges 



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