Skeleton of fishes, [572].

Skin of Ichthyosaur, [670].

Sloths, fossil gigantic, .798.

Smee, Mr., on fossilization of bones, [44].

Smerdis minutus, [625].

Smith, Dr. William, on fossils and strata, [18].

-----, Mr. Toulmin, on the ventriculidæ, [226], [249], [268].

Snakes, fossil eggs of, [739].

Snibstone, Leicestershire, [149], [902].

Solarium ornatum, [427].