--------- polymorpha, [258].
Favularia, [143].
Felixstow, [778].
Fenestella, [270].
Ferns, fossil, [109].
----- fossil arborescent, [122].
----- stems, sections of, [62].
Ferry Bridge, Yorkshire, [44], [71].
-----------------------, buried forest at, [44].
Fifeshire, [617].