Aves. 270 



72860 Pearl, Raymond, and Frank M. Surface. 86 Gfallns : 11.6 



1909. Is there a Cumulative Effect of Selection? Data from the Study 

 of Fecundity in the Domestic Fowl. (Pap. biol. Lab. Maine agric. Exper. 

 Stat.) Zeitschr. indukt. Abstammungs-Yererbungrslehre lid. 2 p. 257 — 

 275, 4 figg. [Selection during 9 consecutive years ineffective.] 



61 Pearl, Raymond. 86 Cfallus : 11.6 



1911. Inheritance of Fecundity in the Domestic Fov?l. Amer. Natural. 

 Vol. 45 p. 321 — 345, 5 figg. [Accordance with Johannsen's concept of 

 genotypes.] 



62 Pearl, Raymond. 86 Gallns : 11.6 



1911. Inheritance in „blood lines" in Breeding Animals for Performance, 

 with special Reference to the „200-egg hen." Ann. Rep. Amer, Breed. 

 Ass. Vol. 6 p. 317—326. 



63 Pearl, Raymond. 86 Gallns : 11.6 



1912. Breeding Poultry for Egg Production. (Pap. biol. Lab. Maine 

 agric. Exper. Stat. No. 32.) 27th ann. Rep. Maine agric. Exper. Stat. 

 Bull. No. 192 p. 113 — 176, 7 figg. [Mass selection showed no success 

 after 10 years. Isolation of pedigree lines or strains which breed uni- 

 formly true to definite degrees of egg production.] 



64 Pearl, Raymond. 86 Gallus : 11.6 



1912. The Mendelian Inheritance of Fecundity in the Domestic Fowl. 

 Amer. Natural. Vol. 46 p. 697—711, 7 figg. 



65 Pearl, Raymond, and Maynie R. Curtis. 86 Gallus : 11.6 



1012. Studies on the Physiology of Reproduction in the Domestic Fowl. 

 V. Data regarding the physiology of the oviduct. Jonrn. exper. Zool. 

 Vol. 12 p. 99 — 132, 4 figg. [Processes by which egg acquires its pro- 

 tective and nutritive coverings.] 



66 Pearl, Raymond, Frank M. Surface, and Maynie R. Curtis. 86 Gallus : 12 



1912. Poultry Diseases and their Treatment. 27th ann. Rep. Maine 

 agric. Exper. Stat., IX, 216 pp., 49 figg. [Parasites.] 

 72867 Barfurth, Dietrich. 86 Gallus : 12.71 



1911. Experimentelle Untersuchung iiber die Vererbung der Hyperdac- 

 tylie bei Hiihnem. 4. Mitteilung : Der Flfigelhocker dea Hiihnchens, eine 

 rudimentare Hyperdactylie. Arch. Entw.-Mech. Bd. 33 p. 255—273, 1 

 Taf., 4 figg. 



68 Pearson, Joseph. 86 Gallus : 12.98 



1911. Abnormal Chicken with Four Legs. Spolia zeylanicu Vol. 7 p. 

 207—208, 1 pi. 



69 Graper, Lndwig. 86 Gallus : 13 



1911. Beobachtung von Wachstumsvorgangen an Reihenaufnahraen leben- 

 der Hiihnerembryonen nebst Bemerkungen iiber vitale Farbung. Arch. 

 Entw.-Mech. Bd. 33 p. 303-327, 1 Taf., 8 figg. [I. Urwirbel ein kon- 

 stantes Gebilde. Vordere Darmpforte kein fester Punkt.] 



70 McWhorter, John E., and Allen 0. Whipple. 86 Gallus : 13 



1912. The development of the blastoderm of the chick in vitro. Anat. 

 Record Vol. 6 p. 121—139, 12 figg. 



71 Baudouin, Marcel. 86 Gallus : 13.1 



1911. De I'inclusion des oeufs de poule et de sea rapports avec la 

 diploteratologie. Bull. Mem. Soc. Authrop. Paris (6) T. 2 p. 225—241, 

 4 figg. 



72 Glaser, Otto. 86 Gallus : 13.1 



1913. On the Origin of Double-yolked Eggs. Biol. Bull. Vol. 24 p. 175 

 — 186, 3 figg. [Attempted explanation on basis of anatomy and physio- 

 logy of ovaries. Possibility of synchronism in development of ova.] 



73 Hargitt, Chas. W. 86 Gallus : 13.1 



1912. Double Eggs. Amer. Natural. Vol. 46 p. 556-660, 3 figg. 



74 Henneguy, F. 86 Gallus : 13.1 



1912. CEuf complet inclus dans un autre oeuf. Nature Paris Ann. 40 

 Sem. 1 p. 273-274, 1 fig. 

 72875 Reese, Albert M. 86 Gallus : 13.9 



1912. The Effect of Narcotics upon the Development of the Hen's Egg. 



