Klapálek, on Trichopterous larvae, [484] f.;
on Agriotypus, [557]
Knee, [104]
Koch, [42]
Koestler on stomatogastric nerves, [120]
Kolbe, on entothorax, [103];
on wings of Psocidae, [394]
Kollar on Sirex, [509]
Korotneff on embryology of Gryllotalpa, [336]
Korschelt on egg-tubes, [138]