SUBJECT MATTERS OF EXPERIMENTS, AND OBSERVATIONS OF WATER ANIMALS, IN SCHOOL AQUARIUM XVIII (NET-WINGED INSECTS, NEUROPTERA)
Within the order Neuroptera (net-winged insects), we find aquatic larvae in two families: lance lacewings (Osmylidae) and spongillaflies (Sisyridae). The giant lacewing (//Osmylus fulvicephalus//) is the only species of the Osmylidae in…