7fi BRITISH CRETACEOUS BRACHIOPODA. 



Tekebratula plicattlis, Mantell. Fossils of the South Downs, p. 210, 1822. 



— octoplicata, Brotigniart. Desc. Geol. des Environs de Paris, pi. 4, 



fig. 8, 1822. 



— — and plicatilis, Parkinson. An Introduction to the Study 



of Organic Remains, p. 234, 1822. 



— — Dalman. Vet. Acad. Handl., p. 53, 1827. 



— plicatilis, Defrance. Die. Sc. Nat., vol. liii, p. 159, 1828. 



— octoplicata, Fleming. A Hist, of British Animals, vol. i, p. 372, 1828. 



— plicatilis and T. octoplicata, Woodward. A Syn. Tahle of Org. 



Remains, pp. 21 and 22, 1830. 



— — Deshayes. Coq. Caracteristiques, p. 114, pi. ix, figs. 3, 4, 



1831. 



— — Deshayes. Ency. Meth., iii, p. 1026, No. 11, 1832. 



— ■ octoplicata and T. plicatilis, Schlotheim. Syst. Vers. Petref., 1832. 



— — — Mantell. Geol. of the S. E. of Eng- 



land, p. 127, 1833. 



— — V.Buch. Class, des Terebratules, 1834; andMem.Soc. 



G6ol. France, vol. iii, p. 147, pi. xv, figs. 18 — 24, 



— plicatilis, V. Buck. (part). lb., 1834 ; andib., vol. iii, p. 153, tab. xv, 



fig. 24, 1838. 



— — and T. octoplicata, Deshayes. Nouv. Ed. de Lamarck, 



vol. vii, p. 356-7, 1836. 



— octopltcata, Hisinger. Leth. Suec, p. 79, pi. xxii, fig. 12, 1837. 



— — D'Archiae. Mem. Soc. G6ol. de France, vol. iii, p. 295, 



1839. 



— plicatilis, Geinitz. Charact. Petref. Kreid., p. 14, 1839. 



— octoplicata, Bronn. Leth. Geog., pi. xxx, fig. 9, 1837. 



— plicatilis and T. octoplicata, Reenter. Die Vers. Nord. Kreid., p. 38, 



fig. 9, 1840.? 



— octopltcata, Geinitz. Charat. Kreid., pi. xvi, fig. 16, 1840. 



— plicatilis and T. octoplicata, De Hagenow. N. Jahrb. F. Mineral., 



1842. 



— — Morris. Catalogue, 1843. 



— — Geinitz. Grundriss. die Vers., pi. xxi, fig. 3, 1844. 



— — and T. octoplicata, Reuss. Bohem. Kreid., p. xxv, 



figs. 10—16, 1846. 



— octoplicata, D'Orbigny. Russia and the Oural, vol. ii, p. 492, pi. xliii, 



figs. 15—17, 1845. 

 Rhynchonella plicatilis, D'Orbigny. Pal. Franc., Ter. Crgtaces, vol. iv, pi. 499, 



figs. 9 — 12; and Prodrome, vol. ii, p. 257, 1850. 

 Terebratula octoplicata and T. plicatilis, Tennant. A Strat. List, of Brit. Org. 



Remains, p. 47, 1847. 



— — Dixon. Geol. of the Fossils of the Tertiary and Cretaceous 



Formation, pi. xxvii, fig. 16, 1850. 



— plicattlis, Kner. Natur. Abhand., tab. v, figs. 5, 6, 1850. 



— octoplicata, Alth. lb., p. 255, 1850. 



Diagnosis. Shell transversely oval, with its greatest width towards the centre ; ventral 



