354 FORAMINIFERA OF THE CRAG. 



Nautilus ceispub, Montagu, 1803. Test. Brit., p. 187, Suppl., 1808, pi. xviii, 



fig. 5. 



— — Maton and Rachett, 1807. Trans. Linn. Soc, vol. viii, p. 116. 

 Themeon eigatus, Montfort, 1808. Conchyl. System., vol. i, p. 202, 51e genre. 

 Nautilus ceispus, Parkinson, 1811. Org. Eem. Former World, vol. iii, p. 107, 



pi. xi, fig. 25. 

 PoLTSTOMELLA CEispA, Lamnrck, 1822. Anim. sans Vert., vol. vii, p. 625, No. 1. 

 VoRTiciALis CEISPA, Defrance, 1824. Diet. Sci. Nat., vol. xxxii, p. 181; and 



Blainville, 1825, Malacologie, p. 375. 

 Nautilus ceispus, Wood, 1825. Index Testae., p. 63, pi. xiii, fig. 8. 



— AUBiGuus, Wood, 1825. Ibid., p. 66, pi. xiii, fig. 58. 

 PoLTSTOMELLA CEISPA, d'Orhigny, 1826. Ann. Sci. Nat., vol. vii, p. 283, No. 1 ; 



Modele, No. 45. 



— — Crouch, 1827. Introd. Conch., p. 41, pi. xx, fig. 14. 

 Nautilus ceispus, Brown, 1827. Illustr. Conch. Gt. Brit., fly-leaf, pi. Hi, fig. 6. 

 PoLTSTOMELLA OwENiANA, d'Orhigny, 1839. Foram. Amer. Merid., p. 30, pi. iii, 



figs. 3, 4. 



— Lanieei, d'Orligny, 1839. Foram. Cuba, p. 74, pi. vii, figs. 12,13. 



— CEISPA, Brown, 1843. Fobs. Conch., p. 22, pi. ii, fig. 15. 



— — — 1844. Illustr. Conch. Gt. Brit., edit, 2, pp. 1 and 



145, pi. i, fig. 6. 



— — Beuss, 1845. Geinitz's Grundriss, p. 647, pi. xxiv, fig. 43. 



— — d'Orh., 1846. For. Foss. Vien., p. 125, pL vi, figs. 



9—14. 



— FLEXUOSA, d'Orl., 1846. Ibid., p. 127, pi. vi, figs. 15, 16. 



— CEISPA, var., Williamson, 1848. Mem. Lit. Phil. Soc. Manchester, 



vol. viii, p. 44, pi. xxx ; P. 

 striafopunctata, Ibid., ser. 3, 

 vol. V, 1872, p. 134. 



— — Williamson, 1848. Trans. Micr. Soc. Lond., vol. ii, p. 159, 



pi. xxviii, figs. 1 — 7. 



— PLEXUOSA, Beuss, 1849. Denksch. k. Akad. "Wiss. Wien, vol. i, 



p. 370, pi. xlviii, fig. 3. 



— CEISPA, Mantell, 1850. Pictor. Atlas, p. 144, pi. ixii, fig. 25. 



— — Williamson, 1852. Trans. Micr. Soc, vol. iii, p. 123, 



pi. xviii, fig. 19. 



— — Bronn, 1853-6. Lethsea Geogn., edit. 3, vol. iii, p. 204, 



pi. xxxv^, figs. 6 a, h. 



— STEIOILATA, Scltultze, 1854. Organ. Polythal., p. 64, pi. iv. 

 CEISPA, Oosse, 1855. Man. Mar. ZooL, p. 12, fig. 14. 



— — Costa, 1856. Atti Aecad. Pontan., p. 212, vol. vii, pi. xiv, 



figs. 11 a, A, B. 

 NoNiONiNA? HELiciNA,' Costa, 1856. Ibid., pi. xiv, figs. 13 A, B, C (near our 



PI. II, figs. 42, 43). 



' I£ this be a true Polystomella, it is an example of the combined characters of " covered " and 

 " uncovered " sides. See page 338. 



