388 BRITISH FOSSIL VERTEBRATA. 



TRZCONODOMr {continued)— 



occisoi', Owen. v. Triconodon ferox. 



sp., R. Owen, Brit. Mesoz. Mamm. (Pal. Soc, 1871), pp. 62, 63, 

 pi. iii, f. 15, 16, 20, 21, pi. iv, f. 5,6 ; R. Lydekker, Cat. Foss. 

 Mamm. B. M., pt. v, 1887, p. 263. 



LOC. M. Purbeck ; Durdlestone Bay. [Mandib. rami ; Brit. 

 Mus.] 



TBILOrUODON, Falconer, v. Mastodon. 



TaOCONTH&ZlZVBI, G. Fischer de Waldheim, M6m. Soc. 

 Imp. Nat. Moscou, vol. ii, 1809, p. 250. 



cuvieri, Cuvier (.-' ex Fischer, MS.), Ossem. Fossiles, ed. 2, vol. v, 

 pt. i, 1823, p. 59; R. Owen, Brit. Foss. Mamm., 1846, p. 184, 

 woodcuts 71-73, and Geol. Mag., vol. vi, 1869, p. 49, pi. iii, 

 woodcuts 1-4 ; J. Morris, Cat. Brit. Foss., 1854, p. 362 ; 

 E. T. Newton, Geol. Mag. [2] vol. viii, 1881, p. 256, and 

 Vert. Forest Bed (Mem. Geol. Surv., 1882), p. 65, pi. xi, 

 f. 1-20 ; R. Lydekker, Cat. Foss. Mamm. B. AI., pt. i, 1885, 

 p. 216. 

 Trogo7itheriiijn^ G. Fischer de Waldheim, Mem. .Soc. Imp. Nat. 

 Moscou, vol. ii, 1809, p. 250 ; A. Savin, Proc. Norwich Geol. 

 Soc, vol. i (1878), p. 27. 



Castor trogontJieriion^ Cuvier, Ossem. Fossiles, ed. i, vol. v, 



pt. i, i8'^23, p. 59. 



LOC. Norwich Crag ; Thorpe. {Portion of femur ; Brit. Mus?[ 



Forest Bed ; Bacton, Cromer, Kessingland, Mundesley, 



W. Runton, Walker's Cliff. {^Various bones and teeth; 



Brit. Mus. and Mus. Pract. Geo/.'] T. 



TURSZOFS, P. Gervais, Hist. Nat. Mamm., vol. ii, 1855, p. 323. 



.-^tursio (Bonnaterre), R. Lydekker, Cat. Foss. Mamm. B. M., pt. v, 



1887, p. 84. 

 Delphinits ttirsio, Bonnaterre, Encycl. Method, (Cetologie), 



1789, p. 21. 

 LOC. Pleist. ; Grays, Essex. \^Lu7iibar vertebra; Brit. Mus^ 



sp., R. Lydekker, Cat. Foss. Mamm. B. M., pt. v, 1887, p. 84. 



LOC. White Crag; Ramsholt. [Caudal vertebra; Brit. Mus, 

 no. 35042 a.] 



I7ZISVS, Linnteus, Syst. Nat., ed. 12, vol. i, 1766, p. 69 ; H. Falconer, 

 Palceont. Mem., vol. ii, 1868, p. 466. 



firctoideufi, Blumenbach. 7'. Ursus speteus. 



arctos, Linniieus, Syst. Nat., ed. 12, vol. i, 1766, p. 69 ; R. Owen, 

 Rep. Brit. Assoc, 1842 (1843), P- 69, and Brit. Foss. Mamm., 

 1846, p. 77, woodcut 24, and in R. Ball, Proc. Roy. Irish Acad., 

 vol. iv (1849), p. 416 ; J. Morris, Cat. Brit. Foss., 1S54, 

 p. 362 ; W. R. Wilde, Proc. Roy. Irish Acad., vol. vii, 1859, 



