1 6 BRITISH FOSSIL VERTEBRA! A. 



AULODUS, Dixon, v. Ptychodus. 



agassizi, F. Dixon, Geol. Sussex, 1850, p. 366, pi. xxxii, f. 6 ; 



J. Morris, Cat. Brit. Foss., 1854, p. 318. Abraded tooth of 



Ptychodus, A. S. Woodward, Proc. Geol. Assoc, vol. x 



(1888), p. 298. 



LOC. Chalk ; Sussex. [Tooth ; Brighton Mus.] T. 



AUXiOXiSPXS, L. Agassiz, Poiss. Foss., vol. v, pt. ii (1843), p. 

 109 ; A. Giinther, Introd. Study of Fishes, 1880, p. 631 ; 

 A. S. Woodward, Proc. Geol. Assoc, vol. x (1888), p. 323. 



typus, L. Agassiz, Poiss. Foss., vol. v, pt. ii (1843), p. 109, pi. lx a, 

 f. 5-8; J. Morris, Cat. Brit. Foss., 1854, p. 318; A. S. Wood- 

 ward, Proc. Geol. Assoc, vol. x (1888), p. 324. 

 LOC. Chalk ; S.E. England. [Imperfect fish ; Brit. Mus.] T. 



BARBU3, Cuvier, Regne Animal, vol. ii, 1817, p. 192. 



? vulgaris, J. Fleming, Brit. Animals, 1828, p. 185 ; E. T. Newton, 

 Vert. Forest Bed (Mem. Geol. Surv., 1882), p. 124, pi. xviii, 

 f. 15, 16. 

 LOC. Forest-Bed Series (U. Freshwater Bed) ; West Runton. 

 [Pharyngeals; A. Savin Co//.] 



BELONORKYNCKVS, H. G. Bronn, Neues Jahrb., 1858, p. 7. 



acutus (Agassiz), K. A. von Zittel, Handb. Palaeont., vol. iii 



(1887), p. 222; M. Browne, Vert. Animals Leicestershire, 



1889, p. 197. 

 Belonostomns acutus, L. Agassiz, Poiss. Foss., vol. ii, pt. ii 



(1843), p. 142, pi. xlvii a, f. 3, 4 ; J. Morris, Cat. Brit. Foss., 



1854, p. 318 ; F. A. Quenstedt, Der Jura, 1858, p. 234, pi. 



xxix, f. 8 ; J. F. Blake, in Tate and Blake, Yorkshire Lias, 



1876, p. 259. 

 Be/onostomus anningice, L. Agassiz, Poiss. Foss., vol. ii, pt. ii 



(1843), P- J 43 (name only) ; J. Morris, Cat. Brit. Foss., 1854, 



p. 318. [Head; Brit. Mus.] 

 Be/onostomus tenellus, L. Agassiz, Poiss. Foss., vol. ii, pt. ii 



(1S43), P- J 43 (name only). [Mandib. symphysis ; Brit. Mus.] 

 Be/onorhynchus anningice, A. S. Woodward, Ann. Mag. Nat. 



Hist. [6] vol. i, 1888, p. 355, and Quart, journ. Geol. Soc, 



vol. xliv, 1888, p. 147, pi. vii, f. 14. 



LOC. L. Lias ; Dorsetshire. (The so-called Leicestershire 

 specimen in the Leicester Mus. is probably from Lyme 

 Regis.) [Fragments of head ; Brit. Mus.] 



anningiw, Woodward, v. Belonorhynchus acutus. 



SELONOSTOMUS. L. Agassiz, Poiss. Foss., vol. ii, pt. ii (1843), 

 p. 140. 



acutus, Agassiz. v. Belonorhynchus acutus. 



anningice, Agassiz. v. Belo"hbrhynchus" acutus. 



