﻿400 CROSSOPTEKIGll. 



Ccelacanthus granulatus, Agassiz. 



1829. " Fossil Fish," A. Sedgwick, Trans. Geol. Soc. [2] vol. iii. p. 118, 



pi. xi. 

 1339. Ccelacanthus granulatus y L. Agassiz, op. cit. vol. ii. pi. lxii. 



(name and Hg. only). 

 1842. Ccelacanthus hassice, G. von Miinster, Beitr. Petrefakt. v. p. 49. 



[Head and abdominal region ; British Museum, and Palaeontological 



Museum, Munich]. 

 1844. Ccelacanthus granulosus, L. Agassiz, op. cit. vol. ii. pt. ii. p. 172. 

 1850. Ccelacanthus granulatus, Sir P. Egerton, in King's Permian 



Foss. (Pal. Soc), p. 235, pi. xxviii*. 

 1850. Ccelacanthus caudalis, Sir P. Egerton, ibid. p. 236, pi. xxviii. 



fig. 2. [Immature fish ; British Museum.] 

 1861. Pygopterus humboldti, H. B. Geinitz (errore), Dyas, pi. viii. 



figs. 1-3. 

 1866. Ccelacanthus caudalis, T. H. Huxley, Fig.=. & Descrips. Brit. 



Organic Remains (Mem. Geol. Surv.), dec. xii. pp. 14, 21, pi. v. 



fig. 5. 

 1869. Ccelacanthus macrocephalus, R. von Willemoes-Suhm, Palaeon- 



tographica, vol. xvii. p. 74, pi. xi. fig. 2. [Head and abdominal 



region ; Palseontological Museum, Munich.] 

 1869. Ccelacanthus hassice, R. von Willemoes-Suhm, ibid. p. 76, pi. x. 



fig. 1, pi. xi. fig. 1. 

 1888. Ccelacanthus macrocephalus, 0. M. Reis, Palaeontographica, vol. 



xxxv. p. 68. 

 1888. Ccelacanthus hassice, 0. M. Reis, ibid. p. 69, pi. iii. fig. 22, pi. iv. 



figs. 7, 12, 15, 16, 19. 

 1890. Ccelacanthus granulosus, Woodward & Sherborn, Cat. Brit. 



Foss. Vertebrata, pp. 39, 40. 



Type. Caudal region ; British Museum. 



The type species, attaining a length of about 0*45. Trunk 

 robust, but elongated. Dorsal fins of relatively large size, the 

 first consisting of about 10-12 rays and situated slightly in advance 

 of the pelvic pair, the second consisting of more numerous slender 

 rays ; principal caudal fin comprising about 20 stout rays above and 

 below. Scales ornamented with coarse, antero-posteriorly elongated 

 tubercles, often arranged in series. 



Form. Sf Loc. Upper Permian (Marl Slate) ; Durham. Upper 

 Permian (Kupferschiefer) : Germany. 



P. 3338. Type specimen figured by Agassiz, torn. cit. pi. lxii. fig. 1 ; 

 Marl Slate, Ferry Hill. EnnisTcillen Coll, 



P. 3339-40. Three imperfect specimens showing portions of the 

 head and anterior abdominal region ; two from Fulwell 

 Hill, the third from Midderidge. The bones are much 



