Saw, [493], [512]

Sawflies—see Tenthredinidae

Scales, [185], [189], [397]

Scapteriscus, [334]

Scelimena, [301]

Schindler on Malpighian tubes, [246];

of Gryllotalpa, [335]

Schistocerca peregrina, [298];

development, [287];

S. americana, [298], [308]