of Polycirrus, [294], [295];

of Polygordius, [244];

of Terebellids, use of, [289];

nerves to, [254]

Tentacle-sheath, in Polyzoa, [470]

Tentacular cirri = Peristomial cirri, q.v.

Tentacular filaments, [304];

of Cirratulids, [326], [327]

Terebella, [328];

otocyst, [273];