*— leptonota, xlviii, 306.f
*Baculites compressa, ii, 41; xxiii, 291.
*— ovata, ii, 41; xvii, 280; xviii, 249.f
*Belemnites, age of, xxix, 351.
*—, Raspail's opinion respecting, xvii, 184.
*—, animal of, xlv, 403.
Belemnites ambiguus, xxvii, 281; xviii, 249.f
*— americanus, xvii, 281; xviii, 249.f
*Bellerophon bilobatus, xlvii, 365f; xlviii, 300.f
*— punctifrons, xlvii, 369.f