MODIOLA. 97 



Distribution. — Pern«-becl of Atherfield. Upper Greensancl of Potterne. Chlo- 

 ritic Marl of Warminster. ? Ceiiomanian of Wilmington (fragment only seen). 



MouiOLA EUGOSA, Bomev, 1836. 



1836. MoDioLA RUGOSA, F. A. Bonier. Die Verstein. nord-deutscli. Oolitliengeb., 



p. 93, pi. V, f. 10. 

 1841. — — — Die Verstein. nord-deutseh. Kreidegeb., 



p. 67. 

 1850. MiTTLUS suBRUGOsus, A. d'Orlujny. Prodr. de Pal., vol. ii, j). 81. 

 1867. Mytilus (Modiola) rugosus, F. J. Pldet and G. Campiche. Foss. Terr. 



Oret. Ste. Croix (Mater. Pal. Suisse, 

 ser. 4), p. 508. 

 1896. Modiola rugosa, A. Wollemann. Zeitsclir. d. deutsch, geol. Gesellscli., 



vol. xlviii, p. 845. 

 1900. — — — Die Biv. u. Gastrop. d. deutscli. u. 



liolliiud. Neoc. (Abliaudl. d. k. preuss. 



geol. Land., N. F., pt. 31), p. 64. 



Bemarks. — A specimen 45 mm. long, with the umbones broken, is in the 

 Leckenby Collection (Woodwardian Museum), and belongs, I think, to this species. 

 Type. — From the Hilsthon of the Elligser Brink. 

 Distribution. — Crackers of Atherfield. 



Modiola sucsnrrLEX {(VOrbigny), 1850. Plate XVI, figs. 7, 8, 9 a, b, 10 o, b. 



1842. Modiola simplex, G. P. Desliayes. In A. Leymerie, Mem. Soc. geol. 



France, vol. v, pp. 8, 26, pi. vii, fig. 8 (non Mytilus 

 simplex, Defrance, 1824; Passy, 1832). 



1844. Mytilus — A. d'Orbigny. Pal. Fran?. Terr. Cret., vol. iii, p. 269, 



pi. cccxxxviii, figs. 1 — 4. 



1845. Mytilus (Modiolus) simplex, E. Forbes^. Quart. Journ. Geol. Soc, vol. i, 



p. 248. 

 1850. Mitylus subsimplex, A. d'Orhiijny. Prodr. de Pal., vol. ii, p. 81. 

 1852. Mytilus gurgitis, jP. /. Pidet and W. Boux. Moll. Foss. Gres verts de 



Geneve, pp. 481, 551, pi. xl, fig. 2. 



1854. Modiola simplex, /. Morris. Cat. Brit. Foss., ed. 2, p. 211. 



1855. Mytilus subsimplex, G. Cotteau. Moll. Foss. de I'Yonne, p. 94. 



1858. — — F. J. Pidet and E. Benevier. Foss. Terr. Aptien 



(Mater. Pal. Suisse, ser. 1), p. 114, pi. xvi, fig. 3. 

 1861. — — P. de Loriol. Anim. Invert. Foss. Mt. Saleve, p. 92, 



pi. xi, fig. 9. 



13 



