90 BRITISH FOSSIL VERTEBRATA. 



GYEOBUB cretaceus (continued)^ 



Spkcerodus manunillaris, L. Agassiz, z£zV/., pt. i (1833), p. 15 (pars). 

 Gyrodus conicits, F. Dixon, Geol. Sussex, 1850, p. 370, pi. xxxii, 



f. 8 ; J. Morris, Cat. Brit. Foss., 1854, p. 328. [Teeth.] 

 LOC. Chalk; Sussex. [Vomer; Brit. Mus.] 



cuvieri, L. Agassiz, Poiss. Foss.,vol. ii, pt. ii (1843), p. 230, pi. lxixa, 

 f. 21-23 ; J- Morris, Cat. Brit. Foss., 1854, p. 328. 



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

 p. 234, pi. Ixixrt, f. 14; J. Morris, Cat. Brit. Foss., 1854, 

 p. 328. [Mandib. dentition.] 



'Jaw-bone and teeth of a reptile,' J. Phillips, Geol. Yorkshire, 

 1829, p. 124, pi. ii, f. 55. [Type of G. minor, Agassiz.] 



LOC. Kim. Clay ; Ely and Weymouth. Speeton Clay ; York- 

 shire Coast. [Mandib. dentition.] 



eroweri, P. M. G. Egerton, Quart. Journ. Geol. Soc, vol. xxv, 1869, 

 P- 379> woodcuts 1, 2. 

 LOC. M. Jurassic ; Culgower, Sutherland. [Trunk ; Marcus 

 Gunn Coll. and olim Dunrobin Mus.] 



levvior, L. Agassiz, Poiss. Foss., vol. ii, pt. ii (1843), p. 233, pi. 

 lxixa, f. 12 ; J. Morris, Cat. Brit. Foss., 1854, p. 328. [Splenial 

 dentition of Pycnodus toliapicus from the London Clay of 

 Sheppey in Enniskillen Coll., Brit. Mus., erroneously identi- 

 fied with this species.] 

 LOC. Unknown. [Splenial dentition ; Paris Mus.] 



ma nun War is, Agassiz. v. Gyrodus cretaceus. 



mautelli, Agassiz. v. Ccelodus mantelli. 



minor. Agassiz. v. Gyrodus cuvieri. 



ornatissimus, J. F. Blake, Quart. Journ. Geol. Soc, vol. xxxi, 

 1875, p. 223 ; R. Damon, Geol. Weymouth, ed. 3, 188S, 

 Suppl., pi. xi, f. 1-3, 6. [? G. cuvieri.] 

 LOC. L. Kim. Clay : Weymouth. [Dentition ; Brit. Mus.] 



perlatas, Agassiz. t: Mesodon bucklandi. 



punctatus, L. Agassiz, Poiss. Foss., vol. ii, pt. ii (1843), p. 231, 

 pi. lxix a, f. 24. 

 LOC. Corallian ; Malton, Yorkshire. [Vomer ; York Mus.] 

 trigonus, Agassiz. v. Mesodon trigonus. 



sp. : Sphazrodus gigas, P. M. G. Egerton (non Agassiz), Quart. 

 Journ. Geol. Soc, vol. xxv, 1869, p. 3S5, woodcut 5. 

 LOC. Kim. Clay ; Kimeridge. [Vomer.] 



GYROLEPIS, L. Agassiz, Poiss. Foss., vol. ii, pt. i (1833), pp. 6, 

 172, and ibid., pt. ii (1843), p. 285 ; R. H. Traquair, Quart. 

 Journ. Geol. Soc, vol. xxxiii, 1877, p. 567 ; W. Dames, 

 Palaeont. Abhandl., vol. iv, 1888, p. 135.' 



albertii, L. Agassiz, Poiss. Foss., vol. ii, pt. i (1835), P- l 73, pl« 

 xix, f. 1-6, and ibid., pt. ii (1843), p. 285 ; R. Etheridge, Proc 



