.32 BRITISH FOSSIL VERTEBRATA. 



CHEIiVOPHOIfJS, L. Agassiz, Poiss. Foss. V. G. R. (1844), 

 P- 135- 

 griff 'it hi, [-H] F. M'Coy, Ann. Mag. Nat. Hist. [2] vol. ii, 1848, 

 p. 8 ; J. Morris, fat. Brit. Foss., 1854, p. 321. Genus nondet., 

 C. H. Pander, Placoderm. devon. Syst., 1857, p. 87. 

 LOC. L. Carb.; Cultra. [Dermal plate ; olim R. Griffith Coll.] 



<CHIMJEHA, Linnaeus, Syst. Nat., ed. 12, vol. i, 1766, p. 401. 

 agassizi, Buckland. v. Edaphodon agassizi. 

 beaumonti, Agassiz. v. Ischyodus beaumonti. 

 brevirostris, Egerton. v. Ischyodus thurmanni. 

 bucklandi, Agassiz. 7'. Ischyodus bucklandi. 

 colei, Agassiz. v. Ischyodus colei. 

 curi'idens, Egerton. v. Ganodus curvidens. 

 egerton i, Buckland. ?'. Ischyodus egertoni. 

 falcata, Egerton. v. Ganodus falcatus. 

 mantelli, Buckland. v. Edaphodon mantelli. 

 negleeta, Egerton. v. Ganodus neglectus. 

 oweni, Agassiz. v. Ganodus oweni. 

 psittacina, Egerton. v. Ganodus psittacinus. 

 rugulosa, Egerton. v, Ganodus rugulosus. 

 sedgwichii, Agassiz. v. Edaphodon sedgwicki. 

 toivnsendi, Buckland. v. Ischyodus townsendi. 



L 11 lit AC iy THUS, M'Coy. = Cheiracanthus. 



CHIIiODOrSIS, M'Coy. = Cheirodopsis. 



C'HIltOLUS, M'Coy. = Cheirodus. 



CKOMATODUS, L. Agassiz, Poiss. Foss., vol. iii (1838), p. 107 

 (pars). [See also Petalodus!\ 

 [A term provisionally retained, in a restricted sense, for de- 

 tached teeth of undetermined Cochliodont sharks (A. S. 

 Woodward, Cat. Foss. Fishes B. M., pt. i, 1889, p. 218).] 

 aeuminatU8, Agassiz. v. Petalodus acuminatus. 

 acutiis, Davis, v. Petalodus acutus. 



cinctus, L. Agassiz, Poiss. Foss., vol. iii (1838), p. 107, pi. xv, 



f. 13-21 (pars) ; J. E. Portlock, Rep. Geol. Londonderry, 



1843, p. 467, pi. xiv a, f . 9 ; J. Morris, Cat. Brit. Foss., 



1854, p. 32 1 . [See also Helodus crassus.) 



Chnmatodus (Helodus) cinctus, F. M'Coy, Brit. Palaeoz. Foss. 



(1855), p. 617. 

 Psammodus cinctus, L. Agassiz, Poiss. Foss., vol. in (1838), 



lettering of p!. xv. 

 [? = Helodus turgidus, If. crassus, and H. tenuis, pars.] 

 LOC. L. Carb. Lhnest. ; Bristol. [Teeth ; Brit. Mus. and Bristol 

 Mus.] T - 



