Ovaries, [541], [602];

in larva, [325]

Oviduct, [320], [321]

Oviposition, of Cicada, [571];

of Notonecta, [567];

of Tachina, [507]

Ovipositor, [436], [506], [531], [539]

Owlet-moths, [414]

Ox-warbles, [517]

Oxybelus, [129]