digestive apparatus, [330];

respiration, [331];

growth of Chrysemys, [349]

Chelonidae, [313], [314], [378] f.;

affinities of, [380]

Chelydidae, [313], [314], [399];

distribution, [332], [333]

Chelydosaurus, [82], [287]

Chelydra, [328];

Ch. serpentina, [338]