Filicites, [109].

Fisher, Rev. O., researches of, [196], [522], [557].

Fishes, characters of, [563].

------ tins of, [569], [576].

------ scales of, [566].

------ skeletons of, [572].

------ tails of, [574].

------ teeth of, [570], [582].

Fitton, Dr., works and researches of, [177], [230], [420], [529], [833].

Flabellina Baudouniana, [347].