auditory organ, [388];

P. fluviatilis, [659], [321], [323]

Percalates, [659]

Percarina, [659]

Percesoces, [636] f.

Perch, [659];

deposition of eggs, [411]; = Perca, q.v.

Percichthys, [659], [660]

Percidae, [658], [654], [412];

coloration, [166]