Lepidoptera, length of life of imagos of, [43], [156];
parthenogenesis among, [226], [352];
spermatogenesis in, [375].
Lepisma saccharina, length of life of, [40].
Leuckart, on relation of absorbing surface to size of animal, [7];
on development of Bees, [235];
on the influence of maternal impressions on the offspring, [445].
Limnadia Hermanni, [152].
Limnaeus, length of life of, [56].
Lion, length of life of, [13].