Duration, of ant-colonies, [154];

of wasp-colonies, [70] n., [80];

of life—see Longevity

Durrant, on moth-cases, [431]

Dutch bulbs, larva in, [501]

Dyar, classification of larvae of moths, [367]

Dycladia, [389]

Dynastes, [199]

Dynastides, [195], [199]

Dysdercus suturellus, [548]