MAMMALIA. 451 



limb-bones. Seeley, Quart. Journ. Geol. Soc., 



vol. XXXV (1879), p. 456. 

 Triconodon. Owen, no. 103 ; 0. Thomas, Phil. Trans., vol. 



178 (1887) B, p. 448 [succession of teeth]. 

 Epanorthidce, etc. F. Ameghino, no. 115 ; O. Thomas, 



no. 109. 

 Thylacoleo. Owen, no. 104, also Phil. Trans., 1883, pp. 575, 



639 [pelvis], and 1887, p. 1 [mandible] ; Flower, Quart. 



Journ. Geol. Soc., vol. xxiv (1868), p. 307. 

 Diprotodontidce. Owen, no. 104 ; Huxley, Quart. Journ. 



Geol. Soc., vol. xvni (1862), p. 422 ; Stirling, Proc. 



Zool. Soc., 1893, p. 473. 

 Macropodidce. Owen, no. 104 ; Lydekker, no. 91, vol. v. 



TRITUBERCULAR THEORY. 



110. H. F. OSBORN. Trituberculy : a Review dedicated to 



the late Professor Cope. Amer. Nat., 1897, p. 993. 



Adverse criticisms by Forsyth Major, Prix;. ZooL Soc., 

 1893, p. 196, and ibid., 1897, p. 704 ; M. F. Woodward, 

 ibid., 1896, p. 584 ; Marett Tims, Journ. Linn. Soc. 

 Zool., vol. xxv (1896), p. 469: 



GET ACE A. 



111. E. D. COPE. The Cetacea. Amer. Nat., 1890, p. 599. 



Zeuglodon. J. Miiller, Ueber die fossilen Reste der Zeuglo- 

 doiiten von Nord America (Berlin, 1849) ; C. G. Carus, 

 Nova Acta k. Leop. -Carol. Akad., vol. xxn, pt. ii (1850), 

 p. 369; Lydekker, Proc. Zool. Soc., 1892, p. 559; 

 Dames, Palseont. Abhandl., vol. v (1894), art. no. 5. 



Prosqualodon, Argyrocetus, Physodon, and Cetotherium. 

 Lydekker, Anales Mus. La Plata Paleont. Argentina, 

 vol. n, pt. 2 (1893). 



Squalodon. Zittel, Palaxmtogr., vol. xxiv (1877), p. 233. 



Pliocene Cetacean Fragments. P. J. Van Beneden, Ann. 

 Mus. Roy. d'Hist. Nat. Belg., vols. iv (1878), vn (1882), 

 ix (1885), xni (1886) ; Owen, Brit. Foss. Cetacea Red 

 Crag (Mon. Palseont. Soc., 1870) ; E. T. Newton, Vert. 

 Pliocene Deposits Britain (Mem. Geol. Surv., 1891). 



SlRENIA. 



112. R. LEPSIUS. Halitherium schinzi, die fossile Sirene des 



Mainzer Beckens. Abh. mittelrhein. geol. Verein., 

 vol. I (1882). 



292 



