of Ichthyosauri, [480]

Hypogeophis, [87], [89], [92];

H. alternans, [92];

H. rostratus, [92]

Hypopachus, [226], [227], [235]

Hypsilophodon foxi, [427]

Hypsirhina plumbea, [625]

Iberian Water-tortoise, [357] f.

Ichthyodea, distribution of, [95]

Ichthyophis, skull, [85], [88], [89] f., [91];