ad 
PISCES:. 33 
CHOMATODWS (continued)— 
clavatus, M‘Coy. v. Janassa clavata. 
denticulatus, M‘Coy. v. Venustodus denticulatus. 
lamelliformis, Davis. v. Petalodus lamelliformis. 
linearis, Agassiz. v. Petalodus linearis and Helodus expansus. 
obliquus, M‘Coy. v. Helodus obliquus. 
truncatus, M‘Coy. v. Janassa clavata. 
CHONDRENCHELYS, R. H. Traquair, Geol. Mag. [3] vol. v, 
1888, p. 103. 
problematica, R.H. Traquair, zézd., p. 103; A. S. Wood- 
ward, Geol. Mag. [3] vol. v, 1888, p. 424, and Cat. Foss. 
Fishes B. M., pt. i, 1889, p. 16. 
Loc. Calcif. Sandst.; Eskdale, Dumfriesshire. [Imperfect 
skeleton ; Edinburgh Mus. | T. 
CHONDROSTEWS, L. Agassiz, Poiss. Foss., vol. ii, pt. ii (1843), 
p- 280 (name only); P. M. G. Egerton, Phil. Trans., 1858, 
p- 871; J. Young, Quart. Journ. Geol. Soc., vol. xxii, 1866, 
p. 596. 
acipenseroides, L. Agassiz, Poiss. Foss., vol. ii, pt. ii (1843) 
p. 280; J. Morris, Cat. Brit. Foss., 1854, p. 321; P. M. 
Egerton, Phil. Trans., 1858, p. 871, pls. Ixvil, Ixviil, f. 2, lxix ; 
R. H. Traquair, Geol. Mag. [3] vol. iv, 1887, p. 248, wood- 
cuts 1-5, and Proc. Roy. Phys. Soc. Edinb., vol. ix, 1887, 
p- 349, woodcuts; J. W. Davis, Quart. Journ. Geol. Soc., 
vol. xliii, 1887, p. 605, pl. xxiii; A. S. Woodward, Proc. Geol. 
Assoc.,vol xi (1889), p. 36, woodcuts 8-12; M. Browne, Trans. 
Leicester Lit. and Phil. Soc.,n.s., vol. ii, pt. i, 1889, p. 17, pls.i, il. 
Chondrosteus crasstor, P. M. G. Egerton, Phil. Trans., 1858, 
p. 883, pl. Ixviii, f. 1, pl. xx. [Head, etc. ; Brit. Mus.] 
Loc. L. Lias ; Lyme Regis and ? Barrow-on-Soar. [Tail and 
other portions of skeleton ; Brit. Mus.] T. 
3 
crassior, Egerton. v. Chondrosteus acipenseroides. 
pachyurus, P. M. G. Egerton, Phil. Trans., 1858, p. 883. 
Loc. L. Lias; Lyme Regis. [Tail; Mus. Pract. Geol.] 
CIMOLICHTHWYS, J. Leidy, Trans. Amer. Phil. Soc., vol. xi 
(1857), p. 95. 
levesiensis, J. Leidy, zi¢d., p. 95; E. T. Newton, Quart. Journ. 
Geol. Soc., vol. xxxiv, 1878, p. 792 ; A. S. Woodward, Proc. 
Geol. Assoc., vol. x (1888), p. 316. 
Saurodon leanus, L. Agassiz (non Hays), Poiss. Foss., Feuill., p. 
55 (1835), and vol. v, pt. i (1843), p. 102, pl. xxve, f. 30, 
31; F. Dixon, Geol. Sussex, 1850, p. 373, pl. xxx, f. 28, 29, 
pl. xxxii*, f. 10; J. Morris, Cat. Brit. Foss., 1854, p. 344. 
Loc. Chalk; S.E. England. [Portion of palato- pterygoid 
arch ; Brit. Mus.] T. 
D 
