PLICATULA. 139 



than the largest of the former, it is at present impossible to trace a passage from 

 one to the other. 



Ti/pes.— From the Red Limestone of Hunstanton, in the Woodwardian Museum. 

 Distribution. — Cambridge Greensand. Red Limestone of Hunstanton and 

 Speeton. 



Plicatula inflata, Soiuerhy, 1823. Plate XXVI, figs. 1—11. 



1819. Plicatula radiola, Lamarck. Aiiim. saus. Vert., vol. vi, p. 185 



(? jja )•/(';»). 



1822. — spiNOSA, G. Mantell. Foss. S. Downs, p. 129, pi. xxvi, tigs. 



13, 16, 17 (uou spinosa, Sowerby). 



1823. — INFLATA, /. de C. Sowerby. Min. Conch., vol. v, p. 6, pi. 



ccccix, fig. 2. 

 1836. — — A. Goldfuss. Petref. Germ., vol. ii, p. 102, pi. cvii, 



fig. 6. 



— — RADIOLA, Lamarck. Anim. sans Vert., ed. 2 (by Desliayes and 



Milne Edwards), vol. vii, p. 177 (? partim). 

 ? 1846. — is-p-LATA, A. E. Betfss. DieVerstein.der bi'ihm. Kreidefonnat., 



pt. 2, p. 37. 

 1847. — RADIOLA, A. d'Orhkjny. Pal. Franf. Terr. Crt't., vol. iii, p. 



683 {partim), pi. cccclxiii, figs. 1 — 5 

 {non 6, 7). 



— — SPINOSA, d'Orbigmj. Ibid., p. 685, pi. cccclxiii, figs. 8—10. 

 1850. — RADIOLA, A. d'Orhigny. Prodr. de Pal., vol. ii, p. 120. 



1852. — — B. Kner. Denksclir. d. k. Akad. d. Wisseusch. 



Math.-nat. CL, vol. iii, p. 319, pi. xvii, fig. 9. 



1853. — —F.J. Pictet and W. Boiix. Moll. Foss. Grcs verts 



de Geneve, p. 516, pi. xlvii, fig. 3. 



1854. — INFLATA, /. Morris. Cat. Brit. Foss., ed. 2, p. 180. 



1855. — RADIOLA, G. Cotteau. Moll. Foss. de I'Yonne, p. 118. 



1858. — — ?, J. A. Eudes-Beslongchamps. Mem. Soc. Linn, de 



Normand., vol. xi, p. 103, pi. xvii, figs. 3 — 8. 

 ? — — INFLATA ?, Eudes-Deslongchamps. Ibid., p. 100, pi. xvi, figs. 



31—33. 



— : — — F. J. Pictet and E. Benevier. Foss. Terr. Aptien 



(Mater. Pal. Suisse, ser. 1), p. 137. 



1859. — — A. V. Strombeck. Zeitsclir. der deutsch. geol. 



Gesellscli., vol. xi, p. 37. 

 1863. — — — Ibid., vol. xv, p. 109. 



1865. — — H. Coquand. Mou. Aptien de I'Espagne, p. 159. 



1871. — — F. J. Pictet and G. Campiche. Foss. Terr. Crct. Ste. 



Croix (Mater. Pal. Suisse, ser. 5), p. 269. 

 1882. — — B. Windmoller. Jahrb. d. k. geol. preussisch Geol. 



Landesanst.' (1881), p. 21. 



