258 FORAMINIFERA OF THE CRAG. 



PoLTMORPniNA soEOEiA (?), ^gger, 1893. Abhandl. k. Akad. Bayer., vol. xviii, 



Abth. 2, p. 308, pi. is, fig. 20. 

 — — Chapman, 1896. Jouru. R. Micr. Soc, p. 12, pi. ii, 



figs. 11, 12. 



Characters. — More or less oviform and compressed, sometimes subfusiform ; 

 suboval in transverse section ; broad about the middle, rounded below, obtusely 

 pointed above. Five or six chambers, variable in size, irregularly si;bspiral. This 

 form is nearly allied to the typical P. communis. 



Occurrence, — Pulymorphina sororia is stated in the ' Challenger ' Report 

 to have been found at two stations in the North Atlantic, west of Ireland, 

 at depths of 808 and 1443 fathoms ; also midway between Cape of Good Hope and 

 Kerguelen Island (1375 fathoms). It was also found by the 'Gazelle' oft' Sierra 

 Leone, at a dejDth of 367 fathoms (Egger). 



As a fossil it has been recorded from the Chalk of Taplow ; from the Oligocene 

 of Elsass and Pietzpuhl ; and from the Pliocene of Belgium and St. Brth. The 

 Crag specimens were obtained from Broom Hill (zone d) and Aldboi'ough (zoneg). 



5. PoLYMORPHiNA COMPEESSA, d'Orbigmj, 1846. Plate I, figs. 54, 65, 77—80; and 



(distorted) Plate V, figs. 26 

 and 28. 



Part I, 1866, Appendices I and II, Tables, Nos. 55, 56. 



Orthoceras tuberosum, Soldani, 1791. Testaceographia, vol. i, pt. 2, p. 99, pi. cvii, 



fig. kk. 

 Polymorpba Suhovalia, Soldani, 1791. Ibid., p. 114, pi. cxiv, F ; pi. cxv, N; pi. 



cxvi, X. 

 PoLTMOEPHiNA TUBEEOSA, d'Orb., 1826. Ann. Sci. Nat., vol. vii, p. 265, No. 6 



(ref. Soldani, cvii, kk ; bad figure). 



— COMPEESSA, d'Orb., 1846. For. Foss. Wien, p. 233, pi. xii, figs. 



32—34. 



— ACUTA, d'Orb., 1846. Ibid., p. 234, pi. xiii, figs. 4, 5 ; pi. xiv, 



figs. 5—7. 

 GtrTTULiNA ELLiPTicA, Reuss, 1846. Verst. bohm. Kreide, p. 110, pi. xxiv, 



fig. 55. 

 — — Alth, 1850. Haidingers Naturwiss. Abhandl., vol. iii, 



p. 262, pi. xiii, fig. 15. 

 PoLTMOEPHiNA iNsiGjfis, Retiss, 1855. Sitz. k. Akad. "Wiss. Wien, vol. xviii, 



p. 248, pi. vii, figs. 74, 75. 



— SUBDEPEESSA, Beuss, 1855. Ibid., p. 249, pi. viii, fig. 81. 



— CEASSA, Reuss, 1855. Ibid., p. 250, pi. viii, fig. 82. 



