of Leeches, [395];

of Gephyrea, [416]

Gizzard, in Rotifers, [199], [210];

in Polychaeta, [271], [307];

in Oligochaeta, [358];

in Polyzoa, [477], [480], [532] f.

Glands, on parapodia, [249];

of Phyllodocids, [314];

oesophageal, [271], [272], [358];

tube-forming, [287], [304], [327]