CONTENTS. 



No. 1 (June, 1913) 



PAOE 



L. DoNCASTER. On an Inherited Tendency to produce purely Female 

 Families in Abraxas grossulariata, and its Relation to an Ab- 

 normal Chromosome Number ....... 1 



L. DoNCASTER. On Sex-limited Inheritance in Cats, and its bearing 



on the 8ex-limited Transmission of certain Human Abnormalities 1 1 



H. H. New.man. Five Generations of Congenital Stationary Night- 



Blindness in an American Family. (With 2 Text-Figures) . 25 



Geoffrey Smith and Mrs Haig Thomas. On Sterile and Hybrid 



Pheasants. (With Plate I) 39 



N. Barlow. Preliminary Note on Heterostylism in Oxalis and 



Lythrum. (With 1 Text-Figure) .53 



Philippe de Vilmoris. Sur une Race de Ble Nain Infixable. 



(With Plate II, and 8 Text-Figures) 67 



No. 2 (September, 1913) 



R . C. PuNNETT. Reduplication Series in Sweet Peas ... 77 

 Caroline Pellew. Note on Gametic Reduplication in Pi»um . 105 

 J. C. F. Fkyer. Preliminary Note on some Experiments with a 



Polymorphic Plasmid. (With Plate III) 107 



Edward N. Wentworth. The Segregation of Fecundity Factors in 



Drosophila . . . . . . . . . .113 



J. A. Jenkins. Mendelian Sex-Factors in Man . . . .121 



Charles Todd. On the Recognition of the Individual by Haemolytic 



Methods . . 123 



C. J. Bond. Some Points of Genetic Interest in Regeneration of 



the Testis after Experimental Orchectomy in Birds. (With 



Plates IV and V) 131 



