Thysanura is the now deprecated name of what was, for over a century, recognised as an order in the class Insecta.

Previously called Thysanura. Pronunciation: [Zy⋅gen⋅TOE⋅ma] Common Name: Silverfish / Firebrats. Greek Origins of Name: The name Zygentoma is derived from the Greek ζυγον, (zygon meaning “yoke” or “bridge”), and εντομα (entoma meaning “cut into”).

Nov 2, 2023 · Order Thysanura. COMMON NAMES - BRISTLETAILS, SILVERFISH AND FIREBRATS. The bristletails are fast running, wingless insects, up to 1/2 inch long. They have long antennae and two or three long, appendages at the end of the abdomen (cerci).

Feb 22, 2025 · Thysanura is wingless insects with flattened elongate bodies, long antennae, and usually with three tail-like appendages. They mostly live in leaf litter and crevices in wood, including the familiar Silverfish. Most species are covered with overlapping silvery-gray scales, although some lack scales.

The term thysanura is derived from the Greek thysanos meaning fringed and ura meaning tail. Three-pronged bristletails can be up to 2 cm long, with a carrot-shaped body and a long tail consisting of 3 fringed filaments, two of which are cerci and one of which is called the epiproct.

Thysanura are wingless insects with flattened elongate bodies, long antennae and usually with three, long, tail like appendages. Mouth parts are formed for chewing. Metamorphosis is minimal (young resemble adults except for size).

…were placed in the order Thysanura, which has since been replaced by the orders Archaeognatha (also called Microcoryphia) and Zygentoma (silverfish and firebrats). Other articles where Thysanura is discussed: apterygote: …Archaeognatha, and Monura …

Learn about Thysanura insects including silverfish and bristletails. Discover their habitat, behavior, life cycle and impact on homes. Expert guide with scientific facts for prevention.

Thysanurans are primitively wingless insects. Most species are covered with overlapping silvery-gray scales although some lack scales. Members of the order are usually 0.4–0.8 in (10–20 mm) long, but may range from 0.04–1.9 in (1–50 mm); the bodies are dorsoventrally flattened.

Thysanura (IPA: /ˈθaɪsən(j)ʊərə/) refers to an order of small, primitive, wingless insects characterized by elongated bodies, three long tail-like appendages, and cerci. These insects, which include species such as silverfish and firebrats, are known for their scaly exoskeletons and nocturnal habits.