INOCERAMUS. 



297 



1902. Inoceramus lobatus J. P. J. Bavn. Mollusk. i Danmarks Kridtafl. I. 



Lamellibi - ., p. 103. 



1905. — T. Wegner. Zeitschr. d. deutscb. geol. Q-esellsch., 



vol. lvii, p. 164, fig. 7, pi. x, figs. 1, 2, 

 and text- fig. 7. 



1906. G. Smolehski. Bull. Internat. Acad. Sci. Cracovie, 



p. 722, pi. xxvii, figs. 16-18. 

 1909. J. Nowak. Ibid (1909), p. 875. 



/ 





^. -■-- 



Fig. 54. — Inoceramus lobatus, Goklf. Zone of Aetinocamax quadratus, East Leys, Yorkshire. British Museum, 

 No. L23910. Internal cast of right valve; posterior wing missing, x f. 



Description. — Shell very inequilateral, oblique, compressed, slightly convex — 

 the anterior part more convex than the posterior part; much higher than long. 

 Antero-dorsal marginal part sloping steeply. Ventral margin convex, with a 



