PISCES. 123 



f Muroena ? leivesiensis,' G. A. Mantell, Foss. South Downs, 

 1822, p. 232, pi. xxxiv, f. 11, pi. xl, f. 2. (Same specimens 

 figured as Dercetis elongates by L. Agassiz, Poiss. Foss., 

 vol. ii, pt. ii (1843), pi. Ixvi a, f. 3, 4.) = Worm-burrows 

 from the Chalk, lined with various scales of fishes (W. 

 Davies, Geol. Mag. [2] vol. vi, 1879, P- 1 4S-) [Brit. Mus.] 



3IYLACODVS, Davis, v. Copodus. 



quadrattis, Davis, v. Copodus spatulatus. 

 sesamiiii, Davis, v. Copodus spatulatus. 

 variabilis, Davis, v. Copodus variabilis. 



3IYLAX, Davis, v. Copodus. 



batoides, Davis, v. Copodus oblongus. 



JM YLIOBATIS, Cuvier {ex Dumeril), Regne Animal, vol. ii, 1817, 

 p. 137. [Myliobates, auct] 



acuta, [-us] L. Agassiz, Poiss. Foss., vol. iii (1843), p. 331, pi. xlv, 

 f. 14-17 ; [-us] J. Morris, Cat. Brit. Foss., 1854, p. 333. 

 LOC. London Clay ; Sheppey. [Spine \olim J. S. Bowerbank Coll.] 



canaliculata, [-us] L. Agassiz, Poiss. Foss., vol. iii (1843), P-33 x r 

 pi. xlv, f. 18-20 ; [-us] J. Morris, Cat. Brit. Foss., 1854, p. 333. 



LOC. London Clay; Sheppey. [Spine ; olim J. S. Bowerbank Coll.] 

 colei, L. Agassiz, Poiss. Foss., vol. iii (1843), P- 3 2 5 (name only). 



LOC. London Clay ; Sheppey. [Teeth.] 



contractus, Dixon, v. Myliobatis dixoni. 



dlzoni, L. Agassiz, Poiss. Foss., vol. iii (1843), P- 3 '9 ! F. Dixon, 

 Geol. Sussex, 1850, p. 198, pi. x, f. 1, 2, pi. xi, f. 14, pi. xii, 

 {. 2, ; J- Morris, Cat. Brit. Foss., 1854, p. 333 ; A. S. Wood- 

 ward, Ann. Mag. Nat. Hist. [6] vol. i, 1888, p. 41, pi. i, f. 1-4, 

 and Cat. Foss. Fishes B. M., pt. i, 1889, p. 109, woodcut 4. 



Myliobatis heteropleurits, L. Agassiz, Poiss. Foss., vol. iii (1843), 

 P- 3 2 3> pl- xlvii, f. 6-8 ; J. Morris, Cat. Brit. Foss., 1854, 

 P- 333- [Losver teeth ; Brit. Mus.] 



Myliobatis contractus, F. Dixon, Geol. Sussex, 1850, p. 200, 

 pi. xi, f. 17 ; J. Morris, Cat. Brit. Foss., 1854, p. 333. [Lower 

 teeth ; Brit. Mus.] 



Myliobatis striates, F.Dixon {non Agassiz), Geol. Sussex, 1850, 

 descr. to pi. xii, f. 2. [Lower teeth ; Brit. Mus.] 



LOC. Bracklesham Beds ; Sussex. Barton Clay ; Hampshire. 

 [Upper teeth ; Brit. Mus.] 



eilwardsi, Dixon, v. Myliobatis striata. 



g-oniopleurus, L. Agassiz, Poiss. Foss., vol. iii (1843), p. 319, 

 pi. xlvii, f. 9, 10 ; J. Morris, Cat. Brit. Foss., 1854, p. 333 ; 

 A. S. Woodward, Ann. Mag. Nat. Hist. [6] vol. i, 1888, p. 44, 

 and Cat. Foss. Fishes B. M., pt. i, 1889, p. 115, pi. iii, f. 5. 

 LOC. London Clay ; Sheppey. Bracklesham Beds ; Sussex. 

 [Teeth ; Brit. Mus.] 



