phosphorescence, [295], [296];

food, [296];

parasitic and commensal, [297], [325];

elytra, [275], [294], [295], [299], [309] f.

Polyodontes, [313] n.

Polyophthalmus, [332];

segmental eyes, [272], [296];

otocyst, [273]

Polype à pannache, [496]

Polypide, [468], [469], [474], [488], [523];