Definition, Meaning & Synonyms | English word APTEROUS
APTEROUS
Definitions of APTEROUS
- (zoology) Destitute of wings.
- (biology) Destitute of winglike membranous expansions, as a stem or petiole.
Number of letters
8
Is palindrome
No
Examples of Using APTEROUS in a Sentence
- Most species are macropterous (having long wings), but a few brachypterous (short-winged) and apterous (no wings) species are known.
- Some fairyflies possess slightly reduced (brachypterous) to greatly reduced (micropterous) wings, while others may even be completely wingless (apterous).
- Included are some of the few known apterous sawflies, those of the genus Cladomacra occurring in Papua New Guinea and Indonesia, and a species with brachypterous females, Clarissa tasbates, in Tasmania.
- Many species are flightless, which usually can be seen externally: the elytral shoulders (outer anterior corners of the elytra) are reduced to absent in apterous and brachypterous forms and well-developed in species with well-developed wings.
- While on buckthorn, gynoparae produce a generation of apterous female sexual morphs (oviparae) that mate with male alatae to produce overwintering eggs.
- Perittopus falciformis is a species of riffle bug from China, first described in 2013 by Zhen Ye, Pingping Chen and Wenjun Bu, based on apterous specimens collected in Yunnan Province at an altitude of 1500 m.
- Females, however, show far more morphological variation; they may be macropterous, brachypterous (reduced wings), or apterous (wingless), and often have clavate antennae.
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