42 
FISH TEETH AND SPINES FROM BRISTOL DISTRICT. 
Number of Specimens. 
Univ. Coll. Stoddart Bristol Mus. 
Collection. 
Collection. Collection. 
Deltodus expansus 
2 
D. sublcEvis 
2 
4 
Helodus turgidus ... 
13 
6 
very num’s 
H. cf. expansus 
1 ... 
sp. ... 
2 
1 
Lophodus mammillaris . . 
2 
L. didymus 
!!! 1 
3 
Oracanthus milleri (spines) 
... 18 ... 
2 
8 
0. pustulosus (spines) 
1 
Orodus ramosus ... 
... 3 ... 
1 
...numerous 
O. gibbus 
1 
Petalodus cf. linearis 
!!! 1 !!! 
3 
P. sp. approaching Hastmgsice 
Physonemus hamatus (spines) ... 
1 !!! 
1 
3 
Psammodus rugosus 
... 20 ... 
12 
...numerous 
Psephodus magnus 
... 13 ... 
7 
Sandalodus morrisi 
2 
3 
Streblodus colei 
... 2 ... 
4 
S. egerto7ii 
1 ... 
Tomodus convexus 
... 12 ... 
8 
...numerous 
Xystrodus egertoni 
2 
1 
X. siriatus 
1 
Tomodus convexus^ Psammodus rugosus, Helodtis turgidus^ 
Chomatodiis cmctus, Streblodus colei\ Deltodus sublcevts, Psephodits 
magnus^ and Cochliodus^ are also represented in Mr. J. W. Tutcher’s 
collection. 
Next in importance to the “ Fish bedP as a horizon for vertebrate 
fossils, is the well-known Palate bed at the base of K^. Though 
the number of species met with at this horizon is by no means so great 
as in the “ Fish bedP one species, Psephodus Icevisshnus, has occurred 
in greater numbers than any other in the district at any horizon. 
Number of Specimens. 
Univ. Coll. Stoddart Bristol Mus. 
Collection. Collection. Collection. 
Cladodus mirabilis 
... 2 
... 3 
C. ? new sp. ... 
1 
Ctenacanthus brevis 
.. 1 
1 
C. major 
2 
C. sulcatus 
...’ 1 
1 
C. ? new sp. ... 
!!. 3 
Orodus cinctus 
... 3 
!!. 1 
2 
0. ramosus 
... 1 
... 3 
Petalodus linearis... 
1 
... 6 
...numerous 
Psephodus Icevissimus 
... 39 
... 23 
very num’s 
Psammodus rugosus 
... 1 
Fish remains are rare in the Syringothyris beds (horizon C), but the 
Bristol Museum contains two specimens of Psammodus rugosus 
and one of Cochliodus contortus^ which the character of the 
