Cavern of High Tor, Matlock, [876].

Caverns, Ornitholites of the, [764].

Cellepora, [385].

Cellular plants, [59].

Cement, [816].

Cephalaspides, [610].

Cephalaspis Lyellii, [610].

Cephalopoda, [378], [447].

Ceratiocaris, [525].

Ceratites, [483].