in fresh water, [492];
external characters, [480];
reproduction, [507];
larva, [511];
relation to Phylactolaemata, [493], [502] f.;
fossil, [521] n.
Cucullanus, [136], [142], [163];
Cucumaria, as host, [298]
Cuénot, on Gephyrea, [416] n.
in fresh water, [492];
external characters, [480];
reproduction, [507];
larva, [511];
relation to Phylactolaemata, [493], [502] f.;
fossil, [521] n.
Cucullanus, [136], [142], [163];
Cucumaria, as host, [298]
Cuénot, on Gephyrea, [416] n.