nuchal, of Eunicidae, [318];
peristomial, of Nereis, [248];
nerves to, [254];
of Polychaeta, [263]
Cladocora, with Myxicola, [294]
Claparède, on Heteronereis, [276], [277];
on Earthworms, [347], [355], [356]
Claus, on Nematoda, [138];
on Seisonaceae, [225] n.
Clepsine—see Glossiphonia