Seychelles, gigantic tortoises of, [373]

Shell of Chelonia, [321] f., [319], [320], [321], [322], [323], [327];

partial regeneration of, [329];

correlated changes, [328]

Shields, horny, of Chelonia, [322], [323], [325] f., [327];

evolution of, [326] f.;

individual variation in, [326], [327];

periodical peeling of, [328]

Shoulder-girdle, of Urodela, [14];

of Anura, [24], [25], [138] f.;