folds, [165]

Imago, [157]

Imbrications, [493]

Imhof on Perla, [403] f.

Inaequipalpia, [480]

Indusial limestone, [485]

Infra-oesophageal ganglion, [117]

Inner margin of wing, [108]

Inocellia, [447]

Inquilines, [373], [524], [531], [533]