28 



Fossil Fishes. 



Wall-case, 

 No. 14. 



Table-cases, 

 Nos. 44, 45. 



in longitudinal rows, or with formidable pointed teeth, and large 

 and small premaxillary teeth. 



The dorsal and anal fins were long and opposite one another ; 

 the caudal fin equilobate externally, but the notochord very dis- 

 tinctly upturned at its termination. 



Table-case, 

 No. 40. 



Fig. 60. — Cheirodus granulosus, Young (restoration after Traquair), Coal-measures. 



The Lepidosteoid fishes have a range in time from the Permian 

 (Acentrophorus) to the present day. Among the genera represented 

 are Lepidotus (Fig. 63), Dapedius (Fig. 64), Tetragonolepis, H tero- 

 lepidotus, Fholidophorus, Pachycormus, Semionotus, AspidorhyncJius, 

 etc. (See Wall-cases 9-14 ; and Table-cases 40-45.) 



Fio. 61. — Palcconiscus tnacropomus, Ag. (from a restoration by Dr. R. H. Traquair), 



Kupferschiefer. 



One of the largest of these is Lepidotus maximus (Fig. 63), from 

 the Lithographic Stone of Solenhofen, in Bavaria, which measures 

 5 feet 7 inches in length, and is 2 feet in greatest depth.* , 



* A coloured cast of this great fish, is placed over the centre doorway at the 

 north end of this Gallery. The original is in the Munich Museum. 



