LIMA. 47 



he lias seen from the Lower Greensand of Atlicrfield and Blacksransf belono- to 

 L. semisulcata. L. TomhecJciana also resembles L. svprajuretisis, Contejean,^ found 

 in the Upper Jurassic. 



T]ipe!(. — D'Orbigny does not give the locality of the type, but says that he 

 obtained specimens from the Neocomian of Neuchatel, Auxerre, Saint Sauveur, etc. 



DtNtrihiition. — Hytlie Beds of Court-at-Stroet near Lympne. Lower Greensand 

 of Brickhill. Teal1)y Tiiinestone (zone of /?. hnnisi-icpinils) of Nortli Willingham. 



TjIma (liTMATrLA) DuPiNMANA, r/'O/'A/r/y/y, 1847. Plate VII, figs. 11 r/ — r. 



? 184-5. Lima semisulcata, E. Forbes. Quart. Journ. Geol. Soc, vol. i, p. 248 



(non semisulcata, Nilssou). 

 1847. Lima Dupiniana, A. (VOrhigny. Pal. rran9. Terr. Crct., vol. iii, p. 535, 



pi. ccccxv, figs. 18 — 22. 

 18.50. — — d'Orhigny. Prodr. de Pal., vol. ii, p. 81. 



1854. — — J.Morris. Cat. Brit. Foss., ed. 2, p. 171. 



1855. — — 0. Cotteau. Moll. Toss, de rTonne, p. 100. 

 1865. — — H. Coqnand. Mon. Aptien de I'Espagne, p. 151. 

 1869. — — F. J. Pictet and G. Campiche. Foss. Terr. Cret. Ste. 



Croix (Mater. Pal. Suisse, 

 ser. 5), p. 150. 

 1871. Radula (Limatula) Dupiniana, F. StoUczka. Pateont. Indica, Cret. 



Fauna S. India, vol. iii, p. 414. 



Non 1883. Lima Dupiniana, A. Frllsch. Stud, im Gcbiete der biihin. Kreideforniat. : 



III, Iscrschicliteu, p. 112, fig. 81. ^ 



BpscripHon. — Shell oval, moderately convex, much higher than long, nearly 

 equilateral, with the posterior margin more convex than tlie anterior. Umbones 

 very small, pointed, close together. Ears unequal. 



Ornamentation consists of from ten to fourteen very narrow radial ribs, 

 usually with sharp summits, separated by broad rounded grooves. Tlic anterior 

 and posterior parts of the shell arc without ril)s, and tlio posterior part is con- 

 siderably larger than the anterior. Very fine concentric ridges are present, 



Moafurri'mfiifii : 



(1) (2) 



Length . 11 . 8 mm. 



Height . 21 . 14-5 „ 



(1) Tealby Limestone, North Williugliaiu. 



(2) Ferniginous Sands, ShanklLn. 



• ' Kimmcrid. de Monflx'liard ' (1859), p. 351. pi. xxvii, fig. 9 ; de Loriol and Cotteau, ' Portland, 

 de I'Yonne ' (1868), p. 20.5, pi. xiv, figs. 1, 2. 



