26 BRITISH FOSSIL VERTEBRATA. 



GEPHALASPIS (Zenaspis) salweyi {continued)— 



Cephalaspis asterolepis, J. Harley, Quart. Journ. Geol. Soc, 



vol. xv, 1859, p. 503; J. W. Salter, Proc. Woolhope Nat. 



Field Club, 1868, p. 240, with photo. ; H. Woodward, Geol. 



Mag. [2] vol. viii, p. 193, pi vi. [Head-shield ; Brit. Mus.] 

 LOC. L. Old Red Sandst. (Cornstones) ; Herefordshire. [Portion 



of head-shield ; Ludlow Mus.] 



CEPKALOFTERUS, J. Powrie, Trans. Edinb. Geol. Soc, vol. i 

 (1870), p. 297. 



pag*ei, J. Powrie, ibid., p. 298, pi. xiv, f. 16. 



LOC. L. Old Red Sandst. ; Turin Hill, Forfar. [Imperfect fish ; 

 J. Powrie Coll.] T. 



CEBAIKLURUS, P. M.G. Egerton, in P. B. Brodie : s Foss. Insects, 

 1845, p. 17. 



macrocephalus, P. M. G. Egerton, ibid., p. 17, pi. i, f. 2 ; 

 J. Morris, Cat. Brit. Foss., 1854, p. 320. 

 LOC. Purbeck Beds ; Vale of Wardour. [Fish ; P. B. Brodie 

 Coll.] T. 



CERATODUS, L. Agassiz, Poiss. Foss., vol. iii (1838), p. 129. 

 altus, Agassiz. v. Ceratodus latissimus. 

 anglictlSf Beyrich. v. Ceratodus latissimus. 

 bicornigf Agassiz. v. Ceratodus disauris. 

 fHi-rtts, Agassiz. ?'. Ceratodus latissimus. 

 lUnUth'iis, Agassiz. v. Ceratodus latissimus. 



disauris, L. Agassiz, ibid., p. 135, pi. xix, f. 19 (C bicornis on 

 plate) ; J. Morris, Cat. Brit. Foss., 1854, p. 320; L. C. Miall, 

 Siren, and Crossopt. Ganoids, pt. i (Pal. Soc, 1878), p. 31. 

 [? Ceratodus parvus.] 

 LOC. Rhaetic ; Aust Cliff. [Tooth ; Biit. Mus.] 



emarginatus, Agassiz. v. Ceratodus latissimus. 



gibbtts, Agassiz. 7'. Ceratodus latissimus. 



laevissimus. L. C. Miall, Siren, and Crossopt. Ganoids, pt. i 

 (Pal. Soc, 1878J, p. 32, pi. v, f. 2. [? Ceratodus kaupi % 

 Agassiz.] 

 LOC. U. Keuper; Ripple, Worcestershire. [Tooth; Brit. Mus.] 



latissimus, L. Agassiz, Poiss. Foss., vol. iii (1838), p. 131, pi. xx, 



f. 8, 9 ; J. Morris*, Cat. Brit. Foss., 1854, p. 320; A. S. 



Woodward, Trans. Leicester Lit. and Phil. Soc, n.s., pt. xi, 



(1889), p. 21. 



* Morris also accepts as valid all the undermentioned Agassizian synonyms. 



Ceratodus curvus, L. Agassiz, Poiss. Foss , vol. iii (1838), p. 131, 

 pi. xx, f. io. [Tooth ; Bristol Mus.] 



