the body usually distinct, gills attached to the feet or organs of the mouth, and the feet fringed with fine hairs. They are generally of small size.
EOCENE. — The earliest of the three divisions of the Tertiary epoch of geologists. Rocks of this age contain a small proportion of shells identical with species now living.
EPHEMEROUS INSECTS. — Insects allied to the May-fly.
FAUNA. — The totality of the animals naturally inhabiting a certain country or region, or which have lived during a given geological period.
FELIDAE. — The Cat-family.
FERAL. — Having become wild from a state of cultivation or domestication.
FLORA.