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II.—Note on two Cephalopods [Pachydiscus farmeryi, n.sp., and Heteroceras Reussianum (d'Orbigny)] from the Chalk of Lincolnshire

Published online by Cambridge University Press:  01 May 2009

G. C. Crick
Affiliation:
British Museum (Natural History)

Extract

The British Museum collection has lately been enriched by two Cephalopods from the Chalk of Lincolnshire that seem to be worthy of notice; one being a new species of Pachydiscus (P. farmeryi), the other being referable to the genus Heteroceras.

Type
Original Articles
Copyright
Copyright © Cambridge University Press 1910

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References

page 346 note 1 Sehlüter, C., Beitrag zur Kenntniss der jüngsten Ammoneen Norddeutschlands, 1867, p. 20, pi. iiiGoogle Scholar, fig. 2 (Ammonites Proteus, a name preoccupied by d'Orbigny). Schlüter, C., “Cephalopoden der obèren deutschen Kreide,” pt. ii: Palæontographica, Bd. xxi, Lief, ii, 1872, p. 70, pi. xxiiGoogle Scholar, figs. 4, 5 (not 6, 7 = Pachydiscus ambignus, A. de Grossouvre).

page 346 note 2 Sehlüter, C., “Cephalopoden der oberen deutschen Kreide,” pt. ii: Palœontographica, Bd. xxi, Lief, ii, 1872, p. 70, pi. xxii, figs. 6, 7.Google Scholar

page 346 note 3 de Grossouvre, A., Mém. Carte géol. détaillée de la France: Recherches sur la eraie. supérieure.—Pt. ii: Les Ammonites de la craie Supérieure, 1893, p. 198, pi. xxix, fig. 3.Google Scholar

page 346 note 4 Seunes, J., Recherches géologiques sur les terrains sécondaires et l'éocène inférieur de la région sous-pyrénéenne du sud-ouest de la France (Basses-Alpes et landes), 1890, p. 239, pi. viii, fig. 4.Google Scholar

page 346 note 5 A. de Grossouvre, op. cit., p. 197.

page 347 note 1 Redtenbacher, A., “Die Cephalopoden der Gosauschicbten”: Abh. d. k. k. geol. Reichsanst., Wien, Bd. v, 1873, p. 129, pi. xxx, fig. 10 (Seaphiles Sturi).Google Scholar

page 347 note 2 Hamites reussianus d'Orbigny, Prod, de Paléont., vol. ii, 1850, p. 216Google Scholar. This species was placed by Pictet and Campiche in the genus Anisoceras; by Schlüter in the genus Heteroceras; and by Geinitz, Roemer, and Fritsch in the genus Helicoceras. For synonymy and references, see Woods, H., Quart. Journ. Geol. Soc.., vol. lii, 1896, pp. 74, 75.Google Scholar

page 348 note 1 Schlüter, C., Palæontographica, Bd. xxi, Lief, v, 1872, pi. xxxii, fig. 19.Google Scholar

page 348 note 2 For list of foreign localities, see Woods, H., Quart. Journ. Geol. Soc., vol. lii (1896), p. 75.Google Scholar

page 348 note 3 H. Woods, op. cit., p. 75. Jukes-Browne, A. J., Cretaceous Rocks of Britain (Mem. Geol. Surv.), vol. iii, The Upper Chalk of England, 1904, p. 228.Google Scholar

page 348 note 4 H. Woods, op. cit., p. 75. A. J. Jukes-Browne, op. cit., p. 228.

page 348 note 5 H. Woods, op. cit., p. 75.

page 348 note 6 A. J. Jukes-Browne, op. cit., p. 228.

page 348 note 7 Ibid., p. 228.

page 348 note 8 Ibid., p. 228.

page 348 note 9 Ibid., p. 470.

page 348 note 10 H. Woods, op. cit., p. 75.

page 348 note 11 Chatwin, C. P. & Withers, T., Proc. Geol. Assoc., vol. xx, pt. v, 03, 1908, p. 407.Google Scholar

page 348 note 12 Jukes-Browne, A. J. & White, H. J. Osborne, Geology of the Country around Henley-on-Thames, etc., 1908 (Mem. Geol. Surv. England and Wales, expl. of sheet 254), p. 54.Google Scholar

page 348 note 13 A. J. Jukes-Browne, op. cit., p. 213.

page 348 note 14 Ibid., p. 470.

page 348 note 15 Rowe, A. W., Proc. Geol. Assoc., vol. xvi, pt. vi, 02, 1900, p. 366.Google Scholar

page 348 note 16 A. J. Jukes-Browne, op. cit., p. 65.