CARBONIFEROUS FISH-FAUNA. 
upturned (D), part of dorsal fin (E), anal fin 
(F), and caudal fin; nat. size. 
In, 16. — Inner aspect of scales ; about twice nat. size, to 
show peg-and-socket articulation, and some of the 
pegs further magnified. 
\c.-\f . — Impressions of scales; three or four times nat. 
size, showing nature of external ornamentation. 
Fig. 2. — Ditto; impression of part of large trunk, showing 
traces of displaced pectoral fin (G), pelvic fins 
(H), dorsal fin (I), and anal fin (K); nat. size. 
2a-2f . — Impressions of scales ; thrice nat. size, showing 
nature of external ornamentation (long axis of 
figs. 2a-2d wrongly placed vertically). 
Plate XI. 
Fig. 1. — Elonichthys gibbus, sp. nov.; type-specimen, lacking 
hinder half of caudal region ; nat. size. 
1 a . — Impression of flank-scales ; magnified. 
16. — Restored drawing of dorsal ridge-scales ; magnified. 
Fig. 2. — Ditto ; distorted fish ; nat. size. 
Fig. 3. — Ditto ; impression of part of head and trunk ; nat. size. 
за. — Impression of scales ; magnified. 
зб. — Impression of circumorbital plates, showing radiat- 
ing ornamentation ; thrice nat. size. 
Fig. 4. — Ditto ; part of trunk and fins ; nat. size. 
4a. — Impression of part of two dorsal ridge-scales ; 
magnified. 
46. — Impression of flank-scales ; magnified (long axis 
wrongly placed horizontally). 
Fig. 5. — Ditto; fragmentary remains of fish; nat. size. 
Fig. 6. — Ditto ; unsatisfactory attempt at restoration ; much 
reduced, the general outline probably almost 
correct, hut squamation inaccurate and restored ; 
extent of paired, dorsal, and anal fins too large. 
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