apterous insects

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• Apterous — Ap ter*ous, a. 1. (Zo[ o]l.) Destitute of wings; apteral; as, apterous insects. [1913 Webster] 2. (Bot.) Destitute of winglike membranous expansions, as a stem or petiole; opposed to {alate}. [1913 Webster] || …   The Collaborative International Dictionary of English

• apterous — adjective Etymology: Greek apteros, from a + pteron wing more at feather Date: 1775 lacking wings < apterous insects > …   New Collegiate Dictionary

• apterous — /ap teuhr euhs/, adj. 1. Zool. wingless, as some insects. 2. Bot. without membranous expansions, as a stem. [1765 75; < Gk ápteros wingless. See A 6, PTEROUS] * * * …   Universalium

• apterous — /ˈæptərəs/ (say aptuhruhs) adjective 1. Zoology wingless, as some birds and insects. 2. Botany without membranous expansions, as a stem. {Greek apteros without wings} …  

• apterous — adj. 1 Zool. (of insects) without wings. 2 Bot. (of seeds or fruits) having no winglike expansions. Etymology: Gk apteros f. a not + pteron wing …   Useful english dictionary

• Cave insects — Caves are perhaps the most distinct and well defined of insect habitats. A number of insects are permanent habitual inhabitants of caves, characterized by marked specializations for the extreme conditions. These are the true cavernicole species.… …   Wikipedia

• Symphyla — Sym*phy la, n. pl. [NL., fr. Gr. sy n with + ? a clan.] (Zo[ o]l.) An order of small apterous insects having an elongated body, with three pairs of thoracic and about nine pairs of abdominal legs. They are, in many respects, intermediate between… …   The Collaborative International Dictionary of English

• Springtail — Spring tail ( t[=a]l ), n. (Zo[ o]l.) Any one of numerous species of small apterous insects belonging to the order {Thysanura}. They have two elastic caudal stylets which can be bent under the abdomen and then suddenly extended like a spring,… …   The Collaborative International Dictionary of English

• anapterygote — adj. [Gr. an, not; a, without; pterygotos, winged] (ARTHROPODA: Insecta) Designates apterous insects that are derived from winged ancestors …   Dictionary of invertebrate zoology

• pterygotes — n.; n. pl. [Gr. pterygotos, winged] (ARTHROPODA: Insecta) A subclass containing the winged and secondarily apterous insects, with varied metamorphosis, and have no pregenital abdominal appendages; see Exopterygota, Endopterygota …   Dictionary of invertebrate zoology

• zoraptera — zəˈraptərə noun plural Usage: capitalized Etymology: New Latin, from Greek zōros pure, sheer + New Latin Aptera : an order of minute terrestrial commonly apterous insects that are widely distributed in the warmer parts of the world, form a single …   Useful english dictionary