He is thus forced to the necessity of suggesting that the campodeiform larvae of ground-beetles or lacewings must be regarded as due to secondarily acquired adaptations; 'they resemble thysanura and the larvae of Heterometabola only as whales resemble fishes.
"The Life-Story of Insects"
Geo. H. Carpenter
There are several thysanura, which suggest the sand-fleas of our seashores, but are seldom noticed because of their small size.
"The Book of the National Parks"
Robert Sterling Yard