CrPKIXIDJE. 
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depth of the trank, which is contained three times or slightly more 
in the total length to the base of the caudal fin. Vertebrae 18 in 
the abdominal, 16 in the caudal region. Pelvic fins, with at least 
11 rays, arising opposite the origin of the dorsal, which comprises 
10 rays, the foremost being a short spine, the second articulated, 
the others both articulated and divided distally; anal fin with 
9 rays, like the dorsal but much smaller; caudal fin distinctly 
forked. Exposed portion of scales marked with fine radiating 
lines. 
Form. Loc. Upper Miocene : Oeningen, Baden. 
P. 9422. Fine large specimen, in counterpart, distorted anteriorly, 
noticed by Agassiz, loc. cit. 1835, p. 19. The squamation 
is well preserved. Old Collection. 
P. 1815. Fragmentary large specimen. Egerion Coll. 
P. 4228, P. 4316. Two imperfect specimens about 0*25 in length, 
labelled by Agassiz. Enniskillen Coll. 
42762-66. Five imperfect small specimens, two being in counter¬ 
part. Van Breda Coll. 
36124-25. Two fragmentary small specimens, probably young of 
this species, one showing pharyngeal teeth. 
Purchased, 1859. 
P. 1815 a. Fragmentary specimen, probably young of this species. 
Egerton Coll. 
Tinea leptosoma, Agassiz. 
1832. Tinea leptosomus, L. Agassiz, Neues Jahrb. p. 133 (name only). 
1835-39. Tinea leptosoma, L. Agassiz, Poiss. Foss. vol. v. pt. ii. p. 19, 
pL li. 
Type. Imperfect fish ; Carlsruhe Museum. 
Closely resembling T. furcata, but smaller and more slender. 
Length of head with opercular apparatus slightly exceeding the 
maximum depth of the trunk, which is contained about four times 
in the total length to the base of the caudal fin. 
Form. Loc. Upper Miocene : Oeningen, Baden. 
42767-68. Two specimens, the second much distorted. 
Van Breda Coll. 
P. 1816. Very small fragmentary specimen, labelled by Egerton as 
belonging to this species. Egerton Coll. 
