Lewis on Perga, [518]

Leydig, on brain, [119], [120];

on Malpighian tubes of Gryllotalpa, [335];

on ovaries, [137], [142];

on glands, [142]

Lias, [216], [239], [340], [427], [428], [453], [485], [503]

Libellago caligata, [413]

Libellula quadrimaculata, [411], [425]

Libellulidae, [409]

Libellulinae, [416], [426]