24 BRITISH FOSSIL VERTEBRATA. 
CARCHAROPSIS (continued)— 
prototypus, Agassiz. v. Dicrenodus dentatus. 
semiornatus, R. Etheridge, Foss. Brit. Islands, pt. 1, 1888, p. 321. 
Misprint for Asteroptychius semiornatus. 
CATOPTERUS, Agassiz. wv. Dipterus. 
analis, Agassiz. v. Dipterus valenciennesi. 
CATURUS, L. Agassiz, Poiss. Foss., vol. ii, pt. ii (1843), p. 115. 
angustus, L. Agassiz, 7zd., p. 118. 
Loc. Portlandian ; Garsington, near Oxford. 
head ; Worcester Mus. ] 
bucklandi, L. Agassiz, 2ézd., p. 119 (name only). 
Loc. L. Lias; Lyme Regis. 
pleiodus, L. Agassiz, 7é¢d., p. 118 (name only). 
Loc. Stonesfield Slate. 
similis, L. Agassiz, zbzd., p. 118, pl. Ixvi a, f. 9 ; J. Morris, Cat. Brit. 
Foss., 1854, p. 319. _Indeterminable genus (A. S. Woodward, 
Proc. Geol. Assoc., vol. x (1888), p. 335). 
Loc. Chalk; Lewes. - [Fragment of jaw ; Brit. Mus.] 
[Fish, wanting 
CENTRODUS, M‘Coy (07 Giebel). v. Megalichthys. 
striatulus, M‘Coy. v. Megalichthys hibberti. 
CENTROLEPIS, ?. M. G. Egerton, Figs. and Descript. Brit. 
Organic Remains, dec. ix (Mem. Geol. Surv., 1858), no. 5. 
asper, L. Agassiz, Poiss. Foss., vol. ii, pt. i (1843), p. 304 (name 
only); J. Morris, Cat. Brit. Foss., 1854, p. 319; P. M. G. 
Egerton, Figs. and Descript. Brit. Organic Remains, dec. ix 
(Mem. Geol. Surv., 1858), no. 5, pl. v. 
Loc. L. Lias; Lyme Regis. [Anterior half of fish ; Brit. Mus.] T. 
CEPHALASPIS, L. Agassiz, Poiss. Foss., vol. ii, pt. i (1835), 
p. 135; T. H. Huxley, Quart. Journ. Geol. Soc., vol. xiv, 1858, 
p. 267; J. Powrie, Geologist, vol. iV, 190%, ps 373 Pa 
Lankester, Fishes O. R. Sandst., pt. i (Pal. Soc., 1870), p. 43. 
Including subgenera Lucephalaspis, Lankester, 2d7d., 
. 43, Hemicyclaspis, Lankester (z6¢d.), and Zenaspis, 
Lankester (26¢d.). 
(Bucephalaspis) agassizi, [-ii] E. R. Lankester, Fishes (2 ie oe 
Sandst., pt. i (Pal. Soc., 1870), p. 46, pl. ix, f. 2, 3, 6, and 
woodcut 18. 
Cephalaspis lyellit, L. Agassiz (pars), Poiss. Foss., vol. ti, pt. ie 
(1835), p. 142, pl. id, f. 3. [Head-shield.] 
Loc. L. Old Red Sandst. (Cornstones) ; Herefordshire and Wor- 
cestershire. [Head-shields ; Oxford Mus.] 
