1888.] ANATOMY OF THE MESOSUCHIA. 441 



4. Strauch, a. — Synopsis der gegeuwartig lebendeu Crocodi- 

 liden. St. Petersburg, 1866. 



5. Id. ibid. 



6. Deslongchamps, E. — Le Jura Normand. Mem. de la Soc. 

 Liun. de Normand. t. xiii. pp. 75 et seq. Caen, 1864. 



7. 7rf. e6jd., and Notes Paleontologiqufs. 1863, 1869. 



8. Owen, A. — Op. s. cit. 



9. Huxley, T.—Op. s. cit. p. 427. 



10. Id. ibid. p. 428. 



11. Stannius. — Zootomie, ii. p. 26. Berlin, 1856. 



12. Bronn u. Kaup. — Abhandlungen ii. d. Gavialartigen Rept. 



Stuttgart, 1842. 



13. Deslongchamps, E. and E. E. — Op. s. cit. 



14. LuDWiG, R. — Foss. Croc. Palseontogr. Supp. iii. Lief, iv, & v. 



Cassel, 1877. 



15. CuviER, G. — Op. s. cit. p. 193. 



16. Deslongchamps, E. — Op. s. cit. p. 46. 



17. Albrecht, p. — Comptes rendus Internat. Kongress. Kopen- 



hagen, 1884. 

 Id. Sep. Abdruck, S. 1 u. f. 



18. Gaudry, a. — Enchainements du Monde animal. Foss. Perm, 

 p. 263. Paris, 1883. 



19. Cope, E. D.— Pal. Bull. xxix. pp. 524-526. 



20. CuviER, G. — Op. s. cit. p. 193. 



21. Owen, R. — Op. s. cit. 



22. Id. ibid. 



23. Hoffmann, C. K. — Reptilien. Bronn's Klassen. 



24. CuviER, G. — Op. s. cit. 



25. Baur, Dr. G.— On the Morphology of Ribs. Amer. Nat. 



p. 942, Oct. 1887. 



26. Baur, Dr. G. — The Ribs of Sphenodon (Hatteria). Amer. 

 Nat. Extra, Nov. 1886, p. 979. 



27. Cope, E. D. — Description of Extinct Batrachia and Reptilia 

 from the Permian Formations of Texas. Pal. Bull. no. 29, 

 p. 518. Amer. Pliilos. Soc, April 5, 1878. 



Cope, E. D. — The Relations between the Theromorphous Rep- 

 tiles and the Monotrenie Mammalia. Proc. Amer. Assoc. 

 Advanc. Sc. vol. xxxiii. Phil. Meeting, Sept. 1884. 



28. Cope, E. J).~Op. cit. p. 526. 



29. Cope, E. D.— Pal. Bull. No. 32. Second Contrib. to Hist, of 



Perm. Vert, of Texas. Amer. Philos. Soc. May 7, 1880, 

 p. 14. 



30. Baur, Dr. G. — On the Morphology of Ribs. Amer. Nat. 



Oct. 1887, p. 942. 



31. Hoffmann, C. K. — -Reptihen in Bronn's Klassen. 



31a. Albrecht, P. — Ueber den Proatlas. Zool. Anz. 1880, p. 475. 



32. Albrecht, A. — Sur la presence d'un rudiment de Proatlas 



sur un exemple de Hatteria. Bull. Mus. Roy. Hist. Nat. Belg. 

 t. ii. 1883, p. 190. 



33. Baur, Dr. G.— 



