380 ANNALS NEW YORK ACADEMY OF SCIENCES 



Jaekel, O. : Ueber die altesten Gliedmassen A'on Tetrapoden. Sonder. Abdr. 

 Sitzungs. Ber. Gesellscb. Naturforschender Freunde, Nr. 10, Jahrg. 1909, 

 ss. 587-615. 



: Ueber die Beurteilung der paarigen Extremitaten. Sitzungs. Ber. d. 



Kon. Preuss. Akad. d. Wiss. Jahrg. 1909, ss. 707-724. 



Keheer, G. : Beitrage zur Kenntniss des Carpus und Tarsus der AmpMbien, 

 Reptilien und Sanger. Ber. d. Naturforseli. Ges. Freiburg. B. Bd. I, ss. 

 1-14, Taf. iv. 1886. 



Keith, A. : Human Embryology and Morphology. London, 1913. [Origin of 

 paired limbs, pp. 418, 419.] 



Kellicott, W. E. : The Development of the Vascular and Respiratory Systems 

 of Ceratodus. Mem. N. Y. Acad. Sci., Vol. II, pp. 131-249. 1905. 



Kerr, J. : The Development of PrAypterus senegalus Cuv. Reprinted from the 

 Volume of Scientific Papers published at the University Press, Cambridge, 

 as a Memorial of the late John Samuel Budgett, pp. 195-284, pll. xiii-xv. 



: Note on Hypotheses as to the Origin of the Paired Limbs of Verte- 

 brates. Proc. Cambridge Phil. Soc, Vol. X, pp. 227-235. 1900. 



Kixgsley, J. S. : Comparative Anatomy of Vertebrates. Philadelphia, 1912. 



Klaatsch, H. : Die Brustflosse der Crossopterygier. Festschr, fiir Gegenbaur, 

 I. Bd., ss. 259-391, Taf. I-IV. 1896. 



Lankester, E. R. : A Monograph of the Fishes of the Old Red Sandstone of 

 Britain. By James Powrie and E. Ray Lankester. Part I. The Cephalas- 

 pidae. 4to. London, 1868. 



Marsh, O. C. : Amphibian Footprints from the Devonian. Amer. Jour. Sci., 

 Vol. II, pp. 374-375. 1896. 



MATTHEV7, G. F. : An Attempt to Classify Palaeozoic Batrachian Footprints. 

 Trans. Roy. Soc. Canada, Ser. 2, Vol. IX, Sect. 4, pp. 109-121. 1903. 



: New Species and a New Genus of Batrachian Footprints of the Car- 

 boniferous System in Eastern Canada. Trans. Roy. Soc. Canada, Ser. 2^ 

 Vol. X, Sect. 4, pp. 77-121. 1904. 



MooDiE, R. : The Lateral Line System of Extinct Amphibia. Jour, of Morphol., 

 Vol. XIX, pp. 511-540, 1 pi. 1908. 



: Carboniferous Air-breathing Vertebrates of the United States Na- 

 tional Museum. Proc. U. S. Nat. Mus., Vol. 37, pp. 11-28, pll. 4-10. 



: The Ancestry of the Caudate Amphibia. Amer. Naturalist, Vol. XLII, 



No. 498, pp. 361-373. 1908. 



: New or Little Known Forms of Carboniferous Amphibia in the Amer- 

 ican Museum of Natural History. Bull. Amer. Mus. Nat. Hist., Vol. XXVI, 

 pp. 347-357. 1909. 



: A Contribution to a Monograph of the Extinct Amphibia of North 



America. New Forms from the Carboniferous. Jour, of Geol., Vol. XVII, 



No. 1, pp. 38-82. 1909. 

 OsBURN, Raymond C. : The Origin of Vertebrate Limbs. Recent Evidence 



upon this Problem from Studies on Primitive Sharks. Ann. N. Y. Acad. 



Sci., Vol. XVII. Pt. II, pp. 1-21. 1906. 

 : The Functions of the Fins of Fishes. Science, N. S., Vol. XXIII, pp. 



585-587. 1906. 

 : Observations on the Origin of the Paired Limbs of Vertebrates. The 



American Journal of Anatomy, Vol. VII. pp. 171-194, pll. i-v. 1907. 



