FISCES, 53 
CTENODWUS obliquus (com/inued)— 
Ctenodus monoceros, T. P. Barkas, Coal Meas. Palzont., 1873, 
| p-. 28, f. 87; W. J. Barkas, Proc. Roy. Soc. N.S. Wales, 
vol. x, 1877, p. 107, pl., f. 5. [Tooth; T. P. Barkas Coll.] 
Ctenodus quadratus, T. P. Barkas, English Mechanic, vol. xviii, 
(1873), p. 68, woodcuts 1,2; W. J. Barkas, Proc. Roy. Soc. 
N.S. Wales, vol. x,.1877, p. ded; plyf. 7. Piooth:; T. “P: 
Barkas Coll.] 
Petalodopsis mirabilis, W. J. Barkas, Monthly Rev. Dental 
Surgery, vol. ii, 1874, p. 538, f. xxx—xxxil, and zé7d., vol. iii, 
1875, p. 4, f. XxXx1lI-Xxxv. 
Vomerine teeth of Crenodus, T. Atthey, Ann. Mag. Nat. Hist. 
[4] vol. xv, 1875, p. 310, pl. xix, f.4; W. J. Barkas, Proc. 
Roy. Soc. N.S. Wales, vol. x, 1877, p. 115, f. 14-19. 
? Sagenodus inegualis, R. Owen, Trans. Odontol. Soc., vol. v, 
1867, p. 365, pl. xii. [Micro. sect. of tooth; Brit. Mus.] 
T. (Sagenodus.) 
Loc. Coal-Meas.; Northumberland, Yorkshire, Staffordshire, 
and Lanarkshire. [Teeth ; Newcastle-upon-Tyne Mus. ] 
obliquus, vay. quinquecostatus, R. H. Traquair, Geol. 
Mag. [2] vol. x, 1883, p. 543. 
Loc. M. Carb. Limest. (Blackband Ironstone) ; Borough Lee, 
near Edinburgh. [Tooth ; Edinburgh Mus. ] 
obtusus, W. J. Barkas (ex T. P. Barkas), Proc. Roy. Soc. N. S. 
Wales, vol. x, 1877, p. 108. 
Loc. Coal-Meas.; Northumberland. [Tooth; T.P.Barkas Coll.] 
octodorsalis, J. P. Barkas, Scientific Opinion, vol. ii, 1869, 
p. 480; W. J. Barkas, Proc. Roy. Soc. N.S. Wales, vol. x, 
1877, p. 106. 
Loc. Coal-Meas.; Northumberland. [Tooth; T. P. Barkas Coll.] 
ovatus, T. P. Barkas. v. Ctenodus cristatus. 
quadratus, T. P. Barkas.  v. Ctenodus obliquus. 
vobertsoni, L. Agassiz, Poiss. Foss., vol. iii (1843), p. 174 (name 
only). 
Loc. L. Carb. Limest.; Burdiehouse. ['Tooth.] 
tuberculatus, Atthey. v. Ctenodus cristatus. 
(skeleton of.) See especially Hancock and Atthey, Ann. Mag. 
Nat. Hist. [4] vol. vii, 1871, p. 190, and 7ézd. [4] vol. ix, 1872, 
p- 257, pl. xviii, and Nat. Hist. Trans. Northumb. and 
Durham, vol. iv (1872), pp. 397, 417; T. P. Barkas, Coal 
Meas. Paleont, 1873 ; L. C. Miall, Quart. Journ. Geol. Soc., 
vol. xxx, 1874, p. 772, pl. xlvii, and Proc. Yorksh. Geol. 
and Polyt. Soc., n.s., vol. vii (1881), p. 289, woodcuts ; W. 
J. Barkas, Proc. Roy. Soc. N.S. Wales, vol. x, 1877, p. 115, 
| pl., f. 14-19. and zézd., vol. xi, 1878, pp. 51, 58; and A. 
Fritsch, Fauna der Gaskohle, vol. ii (1888), p. 66, pls. and 
woodcuts. 
