PISCES. 27 



CERATODUS latissimus {continued) — 



Ceratodus plaints, L. Agassiz, ibid., p. 132, pi. xx, f. 6, 7. 



[Tooth ; Bristol Mus.] 

 Ceratodus emarginatus, L. Agassiz, ibid., p. 133, pi. xx, f. 11- 13. 



[Tooth ; Bristol Mus.] 

 Ceratodus gibbus, L. Agassiz, ibid., p. 133, pi. xx, f. 14, 15. 



[Tooth ; Bristol Mus.] 

 Ceratodus dcedalcus, L. Agassiz, ibid., p. 133, pi. xx, f. 16. 



[Tooth ; olim Cumberland Coll.] 

 Ceratodus alt us, L. Agassiz, ibid., p. 134, pi. xviii, f. 1, 2, pi. xx, 



f. 2-5. [Tooth ; Bristol Mus.] 

 Ceratodus anglicus, E. Beyrich, Zeitschr. deutsch. geol. Ges., 



vol. ii, 1850, p. 159. 

 Ceratodus polymorphus, L. C. Miall, Siren, and Crossopt. 



Ganoids, pt. 1 (Pal. Soc, 1878), p. 28, pi. ii, f. 1 — 13, pi. iii, 



f. 1, 2, 5, pi. iv, f. 1- 1 1, pi. v, f. 1-5. 



LOC. Rhastic ; Gloucestershire and Leicestershire. [Lower 

 tooth ; Bristol Mus.] T. 



obtains, Agassiz. v. Ceratodus parvus. 



parvus, L. Agassiz, Poiss. Foss., vol. iii (1838), p. 132, pi. xx, f. 1 ; 

 J. Morris, Cat. Brit. Foss., 1854, p. 320 ; L. C. Miall, Siren, 

 and Crossopt. Ganoids, pt. i (Pal. Soc, 1878), p. 29, pi. v, 

 f. 3, 4, 6-10. 

 ? Ceratodus oblusus, L. Agassiz, Poiss. Foss., vol. iii (1838), 

 p. 134, pi. xix, f. 20 ; J. Morris, Cat. Brit. Foss., 1854, p. 320. 

 [Tooth ; Brit. Mus.] 

 LOC. Rhaetic ; Aust Cliff. [Tooth ; Bristol Mus.] 



phillipsi, L. Agassiz, Poiss. Foss., vol. iii (1838), p. 135, pi. xix, 

 f. 17 (C. philippsii) ; J. Morris, Cat. Brit. Foss., 1854, p. 320. 

 [? Non Ceratodus phillipsii, L. C. Miall, Siren, and Crossopt. 

 Ganoids, pt. i (Pal. Soc, 1878), p. 32, pi. v, f. 13. (Tooth ; 

 Brit. Mus.)] 

 LOC. Stonesfield Slate. [Tooth ; unknown.] 

 2>l<inus, Agassiz. v. Ceratodus latissimus. 

 2)olij))iorphtis, Miall. v. Ceratodus latissimus. 



CESTHACION, Cuvier, Regne Animal, vol. ii, 1817, p. 129. 



- Drepanephorus, P. M. G. Egerton, Figs, and Descript. 

 Brit. Organic Remains, dec xiii (Mem. Geol. Surv., 1872), 

 no. 9. 



canaliculatus, P. M. G. Egerton, in Dixon's Geol. Sussex, 1850, 

 p. 365, pi. xxxii*, f. 8, and Quart. Journ. Geol. Soc, vol. ix, 

 1853, p. 282; J. Morris, Cat. Brit. Foss., 1854, p. 320; 

 C. Hasse, Neues Jahrb., 1883, vol. ii, p. 66; A. S. Wood- 

 ward, Cat. Foss. Fishes B. M., pt. i, 1889, p. 334, pi. xi, 

 f. 24-27. 



