

Numbers and Localities. 




c. 62, c. 64, Storm Hill; 
b. 160, Downton, Ludlow. 
ce. 68, Storm Hill, Llan- 
c. 64, Horeb Chapel, Llan- 
ce. 67, Storm Hill, Llan- 
ce. 68, Storm Hill, Llan- 
c. 70, Woolhope, N. end 
192 SILURIAN. 
se and , 
Cale Reference to McCoy's Names and References; Observations, &c. 
Drawers. Synopsis: and Figures of Genera. 
Gg Trochus? p. 297. Platyschisma helicoides, Sow. (Siluria, 
Ggs Qnd ed. pl. 34, fig. 12). A shell 
just like a snail, the surface very 
smooth. It seems everywhere cha- 
racteristic of these topmost layers 
of the Silurian. 
HETEROPODA. 
Gge6 p. 311. Bellerophon trilobatus, Sow. (Siluria, 
2nd ed. pl. 34, fig. 9). deilo. 
G¢e6 p. 309. Bellerophon expansus, Sow. (Siluria, 
2nd ed. pl. 25, fig. 8. (B. globatus | dovery. 
is the young.) 
Gee Bellerophon Murchisoni, D’Orbigny | ¢. 65, Horeb Chapel. 
(Siluria, 2nd ed. pl. 34, fig. 19. B. 
striatus, Sow. Sil. Syst.). 
Gg Bellerophon carinatus, Sow. (Siluria, | ¢. 66, Storm Hill. 
2nd ed. pl. 34, fig. 8). 
CEPHALOPODA. 
Geg6 Cycloceras, p. 321. Orthoceras tracheale, Sow. (Siluria, 
2nd ed. pl. 34, fig. 6). deilo. 
Gee6 p. 313. Orthoceras bullatum, Sow. (Siluria, 
2nd ed. pl. 29, fig. 1). deilo. 
Gg Orthoceras, p. 316. Tretoceras semipartitum, Sow. (Silu- | c. 69, Horeb Chapel. 
ria, 2nd ed. pl. 34, fig. 5). 
PISCES. 
Gg Onchus tenuistriatus, Ag. (Siluria, 2nd 
ed. pl. 35, figs. 15, 17). (J. W. Salter, 1867). 
Gg Fish defences and coprolites, Siluria, 



2nd ed. pl. 35. 
Pteraspis Banksii, Huxley and Salter 
(Siluria, 3rd ed. Foss. 68, fig. 2). 

ce. 71, Ludford Lane, Lud- 
low {Mr Lightbody, 1866]. 
