1An order of insects that comprises the true, or three-pronged, bristletails.
- ‘The database is being filled by chronological input from Thysanura literature on hand.’
- ‘There are huge gaps in the early fossil record, since several basal hexapod groups have not been found at all in the Paleozoic: Protura, Diplura, and Thysanura.’
- ‘The amber also contains an insect of particularly ancient origin, a bristletail, a member of insect Order Thysanura.’
- 1.1Insects of the order "Thysanura"; bristletails.
- ‘The Thysanura are primitive insects, wingless and with lengthened body that usually live in sheltered places avoiding the direct sunlight.’
- ‘The Thysanura are widely distributed throughout warmer parts of the world.’
Modern Latin (plural), from Greek thusanos tassel + oura tail.