196 BRITISH FOSSIL VERTEBRATA. 



VSNUSTODUS {continued)— 



denticulatus (M'Coy), A. S. Woodward, Cat. Foss. Fishes 



B. M., pt. i, 1889, p. 225. 

 Chomatodus {Helodus) denticulatus, F. M'Coy, Ann. Mag. Nat. 



Hist. [2] vol. ii, 1848, p. 124, and Brit. Pateeoz. Foss. (1855), 



p. 618, pi. iii K, f. 9. 

 LOC. L. Carb. Limest. ; Armagh. [Tooth ; Woodwardian Mus.] 



serratus (Davis), A. S.Woodward, Cat. Foss. Fishes B. M., pt. i r 



1889, p. 225, pi. i, f. 16, 17. 

 Lofihodus serratus, J. W. Davis, Trans. Roy. Dublin Soc. [2] 



vol. i (1883), p. 408, pi. Ii, f. 23, 24, and Quart. Journ. Geol. 



Soc, vol. xl, 1884, p. 627, pi. xxvii, f. 19. 

 LOC. Yoredale Rocks ; Wensleydale. U. Carb. Limest.; South 



Derbyshire. [Teeth ; York Mus.] 



WAEDICHTHYS, R. H. Traquair, Ann. Mag. Nat. Hist. [4] 

 vol. xv, 1875, P- 2 66. 

 cyclosoma, R. H. Traquair, ibid., p. 262, pi. xvi, f. 1-5, and 

 Trans. Roy. Soc. Edinb., vol. xxix (1879), p. 361, pi. iv, 

 f. 12-15 ; T - Stock, Ann. Mag. Nat. Hist. [5] vol. vii, 1881, 

 p. 490. 

 LOC. Calcif. Sandst. ; Wardie, near Edinburgh. [Fish ; Edin- 

 burgh Mus.] T. 



WODNIKA, G. von Miinster, Beitr. Petrefakt., pt. vi, 1843, P- 4$- 

 striatula, G. von Miinster, ibid., p. 48, pi. i, f. 1 ; R. Howse, 

 Guide Coll. Local Foss. Mus. Nat. Hist. Soc, Newcastle- 

 upon-Tyne, 1889, p. 23. 

 LOC. Marl-Slate ; Thickley. [Spines and shagreen ; Newcastle- 

 upon-Tyne Mus. and W. Dinning Coll.] T. 



XEN ACANTHUS, Beyrich. v. Pleuracanthus. 

 gibbosus (Agassiz), Salter, v. Diplodus gibbosus. 



XEKODOLAMIA, J. Leidy, Journ. Acad. Nat. Sci. Philad. [2] 

 vol. viii (1877), p. 251. 



sp., A. S. Woodward, Cat. Foss. Fishes B. M., pt i, 1889, p. 429. 

 LOC. L. Chalk ; Guildford. [Tooth ; Brit. Mus., no. 49954-] 



Xiphias dixoni, Leidy. v. Protosphyraena ferox. 

 XIFHOHOLAMIA, Leidy. v. Notidanus sp. 



XYSTEODUS, J. Morris and G. E. Roberts {ex Agassiz, MS.), 

 Quart. Journ. Geol. Soc, vol. xviii, 1862, p. 101 (name only) ; 

 J. W. Davis, Trans. Roy. Dublin Soc. [2] vol. iii (1883), 

 p. 447 ; A. S. Woodward, Cat. Foss. Fishes B. M., pt. i, 

 1889, p. 192. 

 angustus, Davis, v. Xystrodus striatus. 



