SPECIiTENS OF FOSSIL CEPHALOPODA. 
81 
Orthocera breynii ?, W. Martin: J. Sowerby, Min. Conch, vol. i, 
p. 132, 181-4, pi. lx, f. 5. Carboniferous Limestone : Derbyshire. 
[43840.] 
Orthocera conica, J. Sowerby, Min. Conch, vol. i, p. 131, 1814, pi. lx, 
ff. 1, 2, & 3 ; two specimens. Upper Lias : Whitby, Yorkshire. 
[43827 a, 5.] 
Orthocera cordiformis, J. Sowerby, Min. Conch, vol. hi, p. 85, 1819, 
pi. ccxlvii, f. 1. Carboniferous (Calciferous Sandstone) : Closeburn, 
Dumfriesshire. [43834 a.] 
Orthocera cordiformis, J. Sowerby, Min. Conch, vol. hi, p. 85, 
1819, pi. ccxlvii, f. 2. Carboniferous (Calciferous Sandstone) : 
Closeburn, Dumfriesshire. [39883.] 
Orthocera cordiformis, J. Sowerby, Min. Conch, vol. hi, p. 85, 
1819, pi. ccxlvii, f. 3. Carboniferous (Calciferous Sandstone) : 
Closeburn, Dumfriesshire. [43834 6.] 
Orthocera ellipticum, A. v. Klipstein, Beitr. zur geol. Kenntn. 
bstlichen Alpen, 1843, p. 144, pi. ix, ff. 5 a, b. Trias : St. Cassian. 
[36039.] 
Orthocera freieslebense, A. v. Klipstein, Beitr. zur geol. Kenntn. 
bstlichen Alpen, 1843, p. 143, pi. ix, ff. 4 a, b. Trias : St. Cassian. 
[36038.] 
Orthocera fusiformis^ J. de C. Sowerby, Min. Conch, vol. vi, p. 167, 
1828, pi. dlxxxvhi, f. 1. Orthoceras fusiforme, J. de C. Sowerby : 
J. Phillips, Geol. Yorks, pt. ii, 1836, p. 238, pi. xxi, ff. 14, 15. 
Carboniferous Limestone : Bolland, Yorkshire. [C. 200.] 
Orthocera fusiformis, J. de C. Sowerby, Min. Conch, vol. vi, p. 167, 
1828, pi. dlxxxvhi, f. 2 (reversed). Carboniferous Limestone : Ire- 
land. [43837.] 
Orthocera gigantea, J. Sowerby, Min. Conch, vol. hi, p. 81, 1819, 
pi. ccxlvi, f. 1 (reversed and reduced). Carboniferous (Calciferous 
Sandstone): Closeburn, Dumfriesshire. [43835 a.] 
Orthocera gigantea, J. Sowerby, Min. Conch, vol. hi, p. 81, 1819, 
pi. ccxlvi, f. 2 (reversed). Carboniferous (Calciferous Sandstone) : 
Closeburn, Dumfriesshire. [43835 6.] 
G 
