INOCERAMUS. 



273 



the specimens on wliich Seeley's description of Penia lissn. was based, is in the 

 Sedc^wick Museum, Cambridge. 



x^.- 



Fig. 32. — hioceramus tenuis, Mantell. Right valve. See Fig. 31. 



Dlstrihutioii. — Red Limestone of Hunstanton, Louth, and Speeton. 

 Greensand of Ventnor and Potterne. Clialk Marl of Hanisey. 



Upp 



er 



Inooeramus Crippsi, Mantell, 1822. Plate XLVIII, figs. 2, 3. Text-figs. 33—35. 



1822. Inoceramus Cripsii; G. Mantell. Foss. S. Downs, p. 133, pi. xxvii, fig. 11. 

 1836. — LATTjs, A. Goldfuss. Petref, G-erm., vol. ii, p. 117, pi. cxii, 



fig. 5 (non Mantell). 

 1846. — — A.d'Orhlgnij. Pal. Franc. Terr. Civt., vol. iii, p. -513, 



pi. ceccviii, figs. 1, 2. 

 1854. - - Crispii, /, 3Ioyrls. Cat. Brit. Foss., ed. 2, p. 169. 



1904. — LATTJS, E. T. Newton awl A. J. Jukes-Browne. In Jukes- 



Browne, Cret. Rocks of Britain, 

 vol. iii, p. 449. 

 1909. — Crippsi, /. Bi'ihm. Subliercyn. Kreidemulde (Abliaudl. d. k. 



preuss. geol. Landesanst., n.f., 56), 

 p. 41, pi. ix, fig. 1. 



