Definitions

from The Century Dictionary.

  • noun The lowest order of hexapod insects, including primitive wingless ametabolous forms with simple eyes, living usually in damp places and under stones, and known as springtails and bristletails.
  • noun An order of less extent (when the Collembola are considered of ordinal rank, as by Lubbock), including only the families Japygidæ, Campodidæ, and Lepismatidæ, and corresponding to the suborder Cinura.

from the GNU version of the Collaborative International Dictionary of English.

  • noun plural (Zoöl.) An order of wingless hexapod insects which have setiform caudal appendages, either bent beneath the body to form a spring, or projecting as bristles. It comprises the Cinura, or bristletails, and the Collembola, or springtails. Called also Thysanoura. See lepisma, and podura.

from WordNet 3.0 Copyright 2006 by Princeton University. All rights reserved.

  • noun firebrats; silverfish; machilids

Etymologies

Sorry, no etymologies found.

Examples

  • Entomologists will be glad to learn that he is shortly going to press with a volume on the Poduras, which, in distinction from the Lepismas, to which he restricts the term Thysanura, he calls Collembola, in allusion to the sucker-like tubercle situated on the under side of the body, which no other insects are known to possess.

    Our Common Insects A Popular Account of the Insects of Our Fields, Forests, Gardens and Houses

  • Our first stop is a mummy covered with silverfish Thysanura.

    Down among the corpse eaters

  • Our first stop is a mummy covered with silverfish Thysanura.

    Archive 2008-10-01

  • Among the many arthropods we willingly share our home with are the so-called silverfish of the order Thysanura.

    Archive 2007-06-01

  • Among the many arthropods we willingly share our home with are the so-called silverfish of the order Thysanura.

    A primitive wingless insect from the bedroom

  • Furca: a fork: the anal appendage used for leaping in Thysanura; see furcula: the forked ental processes of the sternum.

    Explanation of Terms Used in Entomology

  • Aptera: those that have no wings: an ordinal term formerly employed for fleas, lice and other wingless forms now distributed in other orders: later used for the simplest or lowest insects, including the Thysanura and Collembola.

    Explanation of Terms Used in Entomology

  • Cinema: see Thysanura, of which this forms a group including the bristle-tails, and for which it has been used as an equivalent.

    Explanation of Terms Used in Entomology

  • 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

  • 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

Comments

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  • Thysanura are notable for their filamentous or setiform posterior appendages. The visuals should depict these caudal appendages.

    December 12, 2011