order Thysanura

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Noun1.order Thysanura - firebratsorder Thysanura - firebrats; silverfish; machilids  
animal order - the order of animals
class Hexapoda, class Insecta, Hexapoda, Insecta - insects; about five-sixths of all known animal species
thysanuran insect, thysanuron - primitive wingless insects: bristletail
family Machilidae, Machilidae - jumping bristletails
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References in periodicals archive ?
One species of order Dictyoptera (Periplaneta americana) and one species of order Thysanura (Lepisma saccharine) were found through out the study period in the Lawrence garden.
These are of the Order Thysanura and are primitive, wingless insects.