REFERENCES TO LITERATURE. 



1) Broom. " On the Early Cond. Shoulder Girdle in Polyproto- 

 donts," Journ. Linn. Soc, 1902. 



[2) Broom. " On the Develop, and Morphology of Marsupial 

 Shoulder Girdle," Tr. Roy. Soc. Ed., vol. xxxix., 1897. 



[3) Cope. " On the Shoulder Girdle and Extremities of Eryops," 

 Tr. Am. Phil. Soc, vol. xvi., 1890. 



[4) Emery. " Die foss. Reste von Archegosaurus und Eryops, &c," 

 Anat. Ang., Bd. xiv., No. 8, 1897. 



[5) Case. "A Redescription of Parioticlms incisivus, Cope," 

 Zool. Bull., vol. ii., No. 5, 1899. 



[6) v. Huene. " Uebersicht ueber die Reptilien der Trias," Geol. 

 u. Pal. Abhandl. Jena, 1902. 



7) Broom. u On the Remains of Procolophon in the Albany 

 Museum," Rec. Alb. Mus., vol. i., part 1, 1903. 



(8) Broom. " Note on the Manus of Procolophon," Rec. Alb. 

 Mus., vol. i., part 2, 1904. 



[9) Osborn. "The Reptilian Sub-classes Diapsida and Synapsida," 



Mem. Am. Mus., N.H., 1903. 



(10) Seeley. " On Parts of the Skeleton of a Mammal, &c," 



Phil. Trans., 1888. 



(11) Bardeleben. " On the Praepollex and Pnehallux, &c," Proc. 



Zool. Soc, 1889. 



(12) Broom. " On the Structure and Affinities of Udenodon," 



Proc. Zool. Soc, 1901. 



(13) Seeley. " On the Gomphodontia," Phil. Trans., 1895. 



(14) Howes and Swinnerton. " On the Development of the 



Skeleton of the Tuatara, &c," Tr. Zool. Soc, 1901. 



