188 
XAUTILOIDEA. 
1836. Orthoceras giganteus, Qaenstedt, DeNotis Nautilearum Primariis, 
p. 19. 
? 1837. Orthoceratites Polypheynus, Fischer, Oryctogr. de Moscou, 
p. 124. 
1840. Orthoceras giganteum, Prestwich, Trans. Geol. Soc. ser. 2, toI. v. 
pt. iii. p. 492. 
1840. Actinoceras Simmsii, Stokes, Trans. Geol. Soc. ser. 2, vol. v. 
pt. iii. p. 708, pi. lix. ff. 4, 5. 
1842. Orthoceratites giganteus^ d’Archiac <& de Vemeuil, Trans. Geol. 
Soc. ser. 2, vol. vi. p. 385. 
1843. Actinoceras Simmsii, Portlock, Rep. on the Geologj- of London- 
derry &c. p. 391. 
? 1843. Orthoceras maximum (pars), Portlock, ibid. p. 388. (Aoi of 
Miinster.) 
1844. Orthoceras giganteum, de Koninck, Descrip, des Anim. Fossiles 
de la Belgique, p. 510, pi. xliv. f. 2, pi. xlv. f. 3, pi. xlvi., and 
pi. xlvii. f. 1. 
1844. Acthioceras giganteum, M^Coy, Carboniferous Foss, of Ireland, 
p-ii. 
1844. Actinoceras pyramidatum, M‘Coy, ibid. p. 11, pi. i. f. 5. 
1848. Orthoceras giganteum, Bronn, Xomencl. palteont. p. 865. 
1849. Oidhoceratites giganteus, d’Orbigny, Prodr. de Paleont. Stratigr. 
vol. i. p. 113. 
1849. Actinoceras giganteum, d’Orbigny, ibid. p. 114. 
1852. Orthoceras giganteum, Giebel, Fauna der Vorwelt, Band iii. 
Abth. i. p. 245. 
1854. Actinoceras giganteum, Roenier, “ Beitr. z. geol. Kenntn. des 
nordwestl. Harzgeb.,” Palaeontographica, Band iii. p. 93, tab. xiii. 
if. 27, a-c, 
1854. Actinoceras giganteum, Morris, Cat. of British Fossils, 2nd ed. 
p. 289. 
1855. Orthoceras (Actinoceras) giganteum, M^Coy, British Pal. Foss, 
fasc. iii. p. 571. 
? 1860. Orthoceras Polyphemus, Eichwald, Lethaea Rossica, vol. i. 
Seconde Sect, de I’ancienne Periode, p. 1217. 
1862. Actinoceras giganteum, Griffith, Journ. Geol. Soc. of Dublin, 
vol. ix. pp. 33 and 55. 
1862. Actinoceras pyramidatum, Griffith, ibid. p. 33. 
1866. Actinoceras pyramidatum, Barrande, Syst. Sil. de la Boheme, 
vol. ii. Texte iii. 1874, p. 685, pi. ccxxxii. ff. 11, 12, pi. ccxxxiv. 
ff. 4, 5. 
1866. Orthoceras giganteum, Barrande, ibid. p. 715, pi. ccxxxv. ff. 6-8. 
1874. Actinoceras giganteum. Young Armstrong, Trans. Geol. Soc. 
Glasgow, vol. iv. p. 280. 
1876. Orthoceras giganteum, F. Roemer, Lethaea Pal^ozoica, pi. xlvi. 
f. 1. 
1876. Actinoceras gigantemn, Armstrong, Young, & Robertson, Cat. of 
the Western Scottish Fossils, p. 58. 
