Korschelt and Heider on regenerative tissue, [167]

Kowalevsky, on phagocytes, [166];

on regenerative tissue, [167];

on bee embryo, [496]

Kradibia cowani, [549]

Krancher on stigmata, [111]

Krawkow on chitin, [162]

Kulagin, on embryology, [537];

of Encyrtus, [545]

Künckel d'Herculais, on histoblasts, [167];