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 Allen, Ezra. 



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'18 Genetics in Relation to Agriculture. New York. 

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'10 Accessory Chromosomes in Man. BIOL. BULL., Vol. XIX., No. 4. 

 Hance, R. T. 



'17 The Diploid Chromosome Complexes of the Pig (Siis scrofa) and their 



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'17 Oogenesis in the White Mouse. Jour. Morph., Vol. 30, No. i. 

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'15 Black and White Ayrshires. Jour. Heredity, Vol. 6, No. 7. 

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'17 The Free-Martin; a Study of the Action of Sex Hormones in the Foetal 



Life of Cattle. Jour. Exp. Zool., Vol. 23, No. 2. 

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'17 Maine Agricultural Experiment Station Bulletin, Bulletin No. 261, Part 3, 



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 Pratt, B. H. and Long, J. A. 



'17 The Period of Synapsis in the Egg of the White Rat, Mus Norwegicus 



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'16 Rudimentary Mammae in Swine a Sex-Limited Character. Science, N. S., 



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'13 Spermatogenesis of the Pig, with Special Reference to the Accessory 



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'16 Causes of Sterility in the Mule. BIOL. BULL., Vol. XXX, No. i. 

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'05 Note on the Inheritance of Horns and Face Color in Sheep. Jour. Agr. 



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'150 Dimorphism in Size of Spermatozoa and its Relation to the Chrom osomes 

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