of Triclads, [36];

of Trematodes, [56], [86];

of Cestodes, [86];

of Nemertinea, [106];

of Nematoda, [128];

of Gordius, [166];

of Acanthocephala, [178];

of Chaetognatha, [188];

of Rotifera, etc., [215], [233], [234];

of Polychaeta, [255], [272];