of Aeolis, [248];

of Hydra, [247];

of Millepora, [247], [259];

of Siphonophora, [300];

of Scyphozoa, [312];

of Alcyonium, [247];

of Sarcophytum, [248];

of Cerianthus, [247]

Nematodes parasitic in blood, [103]

Nematophores, [277]