130 CEPHALOPODA. 
Orthoceras sericeum, J. W. Salter, Appendix to A. C. Ramsay, 
O. 
O. 
O. 
Geol. North Wales (1866), pl. x, f. 4, 5, p. 356, and ibid. second 
edition (1881), p. 564. J. F. Blake, Brit. Fess. Ceph. part i 
(1882), pl. xin, f. 2, p. 138. Upper Tremadoc; Garth, Port- 
madoc. Presented by D. Homfray, Esq. 
Orthoceras sp., H. Hicks, Q. J. G.S. xxix (1873), pl. i, f. 27, 
p- 51. Tremadoc Rocks ; Tremaenhir, near Solva. Presented 
by Dr H. Hicks. 
. striato-punctatum, Miinster, var. originale, Barrande. O. 
originale, J. F. Blake, Brit. Foss. Ceph. part i (1882), pl. vii, 
f. 10, p. 110. Wenlock Shale; Builth Bridge. 
. striatulum, J. de C. Sowerby, Trans. Geol. Soc. ser. 2, v (1840), 
pl. liv, f. 20. Upper Devonian ; South Petherwin. 
. subundulatum, Portlock. Creseis sedgwicki, E. Forbes, Q. J. 
G. S. 1 (1845), p. 146, woodeut 2. Denbighshire Flags; Cefn- 
ddu, Denbighshire. 
. tenuiannulatum (McCoy), J. F. Blake, Brit. Foss. Ceph. 
part i (1882), pl. v, f 9, 9 a, p. 98. Lower Ludlow; near 
Aymestry. 
Cycloceras tenwannulatum, F. McCoy, A. M. N. H. ser. 2, 
vil (1851), p. 46, and Contrib. Brit. Pal. (1854), p. 181, and 
Brit. Palzeoz. Foss. (1852), pl. it, f. 31, 31 a, p. 8320. Lower 
Iudlow ; Green Quarry, Leintwardine. 
. vagans, J. W. Salter, Appendix to F. McCoy, Brit. Paleoz. 
Foss. (1855), p. vi. F. McCoy, zbid. (1852), pl. i L, f. 28, 29, 
29 a, p. 318. Coniston Limestone ; Coniston. 
. sp., J. de C. Sowerby, Trans. Geol. Soc. ser. 2, v (1840), pl. liv, 
f. 21. Upper Devonian ; South Petherwin. 
sp., J. de C. Sowerby, Trans. Geol. Soc. ser. 2, v (1840), pl. liv, 
f. 22. Upper Devonian ; Beacon Cove, Mawgan. 
sp., Salter, Cat. (1873), p. 159. Wenlock Limestone; Dudley. 
Fletcher Collection. 
sp., Salter, Cat. (1873), p. 187. Upper Ludlow; High Thorns, 
Underbarrow. 
Phragmoceras intermedium, v. Cyrtoceras (Meloceras) m‘coyi. 
P. (Gomphoceras) liratum, v. Orthoceras barrandei. 
