120 BRITISH FOSSIL VERIEBRATA. 



KESODOET bucklandi (continued) — 



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



p. 199; J. Morris, Cat. Brit. Foss., 1854, p. 342. [Vomer; 



Brit. Mus.] 

 Pycnodus ovalis, L. Agassiz, ibid., p. 195, pi. lxxii a, f. 5 ; J. Morris, 



Cat. Brit. Foss., 1854, p. 342. [Vomer ; Bristol Mus.] 

 ? Gyrodus perlatus, L. Agassiz, ibid., p. 236 ; J. Morris, Cat. 



Brit. Foss., 1854, p. 328. [Scales ; Brit. Mus.] 

 LOC. Stonesfield Slate. [Vomer ; Oxford Mus.] 



diseoixles : Pycnodus discoides, L. Agassiz, Poiss. Foss., vol. ii, 

 pt. ii (1843), p. 199 (name only). 

 LOC. Gt. Oolite ; Little Gibraltar, Oxford. [Vomer ; Brit. 

 Mus.] 



liassicus (Egerton), J. J. Heckel, Denkschr. k. k. Akad. Wiss. 



Wien., math.-naturw. CI., vol. xi, 1856, p. 202. 

 Pycnodus liassicus, P. M. G. Egerton, Ann. Mag. Nat. Hist. [2] 



vol. xiii, 1854, p. 436, and Figs, and Descript. Brit. Organic 



Remains, dec. viii (Mem. Geol. Surv., 1855), no. 10, pi. x ; 



J. Morris, Cat. Brit. Foss., 1854, p. 342. 

 Loc. L. Lias ; ? Barrow-on-Soar, and Tewkesbury. [Imperfect 



fish ; Brit. Mus.] 



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



(1887), p. 247. 

 Cyronchus oblongus, L. Agassiz, Poiss. Foss., vol. ii, pt. ii 



(1843), P- -°~i pl- Ixixa, f. 10, 11; J. Morris, Cat. Brit. 



Foss., 1854, p. 328. 

 LOC. Stonesfield Slate. [Vomer ; Bristol Mus.] 

 rug'ulosus (Agassiz), A. S. Woodward, Geol. Mag. [3] vol. vi, 



1889, P- 454- 

 Pycnodus rugulosus, L. Agassiz, Poiss. Foss., vol. ii, pt. ii 

 1839-43), p. 194, pl. lxxiirt, f. 23 ; R. Owen, Odontogr. (1S41), 



descr. to pl. xxxiv, f. 1 ; J. Morris, Cat. Brit. Foss., 1854, 



p. 342 ; ? J. Phillips, Geol. Oxford, 1871, p. 179, woodcut 



xxxix, f. 1. 

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



p. 199 ; J. Morris, Cat. Brit. Foss., 1854, p. 342. [Mandib. 



dentition ; Brit. Mus.] 

 LOC. Gt. Oolite ; Northamptonshire. Stonesfield Slate. [Vomer ; 



Oxford Mus.] 

 trigronus (Agassiz), A. S. Woodward, Geol. Mag. [3] vol. iv, 



1889, p. 454. 

 Gyrodus tri&onus, L. Agassiz, Poiss. Foss., vol. ii, pt. ii (1843), 



p. 232, pl. haxa, f. 15 ; J. Morris, Cat. Brit. Foss., 1854, p. 328 ; 



J. Phillips, Geol. Oxford, 1871, p. 179, woodcut xxxix, f. 7. 

 Pycnodus trigonus, W. Buckland, Geol. and Mineral., ed. 2, 



1837, vol. ii, p. 45. pl. xxvii c, f. 3 ; L. Agassiz, Poiss. Foss., 



vol. ii, pt. ii (1843), p. 199 (name only). [Vomer ; Oxford 



Mus.] 



