670 L'ANNEE BIOLOGIQUE. 



Parnell (F. R.). Note on the dtection of sgrgation by examint ion of 

 the pollen of Rice. (Journ. of Genetics, II. N 3, 209-212, pi. XXI, 1921.) 



[682 



Pzard (A.) et Caridroit (F.). L'hrdit sex-linked chez les Gallinacs . 

 Interprtation fonde sur l'existence de la forme neutre et sur les proprits 

 de r hormone ovarienne. (C. R. Ac. Se, CLXXV, 910, 1922.) [681 



a) Pictet (Arnold) et Ferrero (M Ue ). Recherches de gntique dans des 

 croisements de Cobayes. (C. R. sances Soc. Phys. Hist. nat. de Genve, 

 1" partie, XXXVIII, n 1, 32-37; 2 partie, N 2, 5G-50, 1921.) [674 



b) Recherches de gntique dans des croisements de Cobayes. III. 



Mthode de contrle des races pures de types dominants. (C. R. sances 

 Soc. Phys. et Hist. nat. Genve, XXXVIII, N 3, p. 97-100, 1921.) [674 



c) Hrdit de la longueur des poils chez les Cobayes (C. R. Soc. 



sances Phys. et Hist. nat. Genve, XXXIX, N 2, 57-60, 1922.) [673 



Pitt (Frances). Notes on the Genelic Behaviour of certain characlers in 

 the Polecal, Ferret, and in Polecat-Ferret Ilybrids. (Journ. of Genetics, II, 

 N'o 2, 99.-115, pi. XV-XVI, 1921.) [677 



Punnett (R. C.) and Mayor Bailey (P. G.). Genelic sludies in 

 Poulry. III. Ilenfeathered Cocks. (Journ. of Genetics, II, N 1, 37-57, 

 pi. VII-XI, 1921.) [678 



Punnett (R. C.) and Pease (M. S.). Genelic sludies in Poultry. (Journ. 

 of Genetics, N 3, 235-240, 1921.) [680 



Roberts (Elmer). Polydaclylism in Caille. (The Journal of Heredity, 

 XII, 84-86, 4fig., 1921.) [672 



Safford (W. E.). Dalura, an invitinq genus for the sludy of hereditq. 

 (The Journal of Heredity, XI, 178-190, 7 fig,, 1921.) 



[Datura tatula, corolles violettes, D. inermis fleurs blanches et 

 capsules inermes sont des mutants de D. slramonium; les caractres 

 diffrentiels obissent typiquement aux rgles mendliennes, la colo- 

 ration violette et les capsules pineuses tant dominantes. L. Cunot 



Smith (Kristine). Remarks on the melhod of calculation proposed by 

 Mr. H. L. Traehtenberg for diallel crossings.' (Journ. of Genetics, II, N 3, 

 299-300, 1921.) [Cit titre bibliographique 



Sumner (F. B.). Linkage in Peromyscus. (Amer. Natur., LVI, 412-417, 

 1922.) [678 



Traehtenberg (H. L.). The analysis of the resulls of Prof. Johannes 

 Schmidl's diallel crossings with Iront. (Journ. of Genetics, II, N 1, 75-78, 

 1921.) [Cit titre bibliographique 



Watson (J. A. S.). A mendelian experimenl ivith Aberdeen-Angus and 

 West Highland caille. (Journ. of Genetics, II, N 1, 59-67, pi. XII, 1921.) [673 



Whiting(P. W.). Heredity in Wasps. (The Journal of Heredity, 262-266, 

 3 fig., 1921.) [676 





