Jiga, or "mimic me," [92]

Johnston's organ, [442]

Jordan, on antennae of butterflies, [341] n.;

on Thysanoptera, [529] f.

Jugatae, [366]

Jugum, [316], [400]

Jugurthia, [89]

Julodis, [262]

Jumping-beans, [428]

Kallima, [353]