. The Annals and magazine of natural history; zoology, botany, and geology. Natural history; Zoology; Botany; Geology. 54 Mr. F. Chapman on Foraminifera Placop&ilina vesicularis, Brady. Placopsilina vesicularis, Brady, 1879, Quart. Journ. Micr. Sci. vol. xix. n. s. p. 51, pi. v. fig. 2; Chapman, 1892, Journ. R. Micr. Soc. p. 325, pi. vi. tig. 5. This rudimentary form was formerly recorded as a fossil from the Gault of Folkestone only. Several examples were found in the Cambridge Greensand of Swaffham, attached to fragments of glauconite. \Lahyrinthic forms.] Haplostiche, Reuss [1861], Hapl
. The Annals and magazine of natural history; zoology, botany, and geology. Natural history; Zoology; Botany; Geology. 54 Mr. F. Chapman on Foraminifera Placop&ilina vesicularis, Brady. Placopsilina vesicularis, Brady, 1879, Quart. Journ. Micr. Sci. vol. xix. n. s. p. 51, pi. v. fig. 2; Chapman, 1892, Journ. R. Micr. Soc. p. 325, pi. vi. tig. 5. This rudimentary form was formerly recorded as a fossil from the Gault of Folkestone only. Several examples were found in the Cambridge Greensand of Swaffham, attached to fragments of glauconite. \Lahyrinthic forms.] Haplostiche, Reuss [1861], Haplostiche Sherbonriana, Chapman. Haplostiche Sherborniana, Chapman, 1892, Journ. R. Micr. Soc. p. 325, pi. vi. figs. 6-8. This species was originally described from zone xii. of the Gault of Folkestone. Several specimens were found at Swaffham. Lituola, Lamarck [1804]. Lituola placentulcij sp. n. (Figs. 2 a & b.) Test complanate, fairly thin in proportion to its width, composed of coarse arenaceous material. The surface of the test usually bears some slight indication of a spiral plan of growth and a shallow umbilical depression. In section the test has no definite chambered structure, but is perforated Fig. Please note that these images are extracted from scanned page images that may have been digitally enhanced for readability - coloration and appearance of these illustrations may not perfectly resemble the original London, Taylor and Francis, Ltd
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