of Lacertilia, [500]
Fecundation, various modes of, in Amphibia, [54];
in Apoda, [87]
Fer-de-Lance, [647]
Ferreiro = Hyla faber, [196] f.
Feylinia, [564]
Fingers, number of, in Urodela, [15];
number of joints in Anura, [26], [27];
terminal modifications of, in Anura, [26];
mechanism of adhesive discs in Hylidae, [187]