of Pterosauria, [486];

of Lacertilia, [497];

of Ophidia, [593], [594], [596]

Hipistes hydrinus, [625]

Holbrook, on the Black Snake, [613];

on habits of Alligator, [470] f.

Holoblastic eggs;

the whole mass of the egg undergoes the process of cleavage, [53]

Homalopsinae, [625]

Homalopsis buccata, [625]