How To Use apterous In A Sentence
- Collembola: an ordinal term applied to species which are apterous; have no metamorphoses; have variably developed abdominal saltatorial appendages and a peculiar ventral tube at base: the spring-tails. Explanation of Terms Used in Entomology
- The presence of a fundatrix, the numbers of soldiers, nonsoldier nymphs, apterous adults (all instars), and alates were recorded.
- No doubt Dr. Hooker collected the Kerguelen moth, for I remember he told me of the case when I suggested in the "Origin," the explanation of the coleoptera of Madeira being apterous; but he did not know what had become of the specimens. More Letters of Charles Darwin — Volume 2
- - (of classical temple) having columns at front or back only; (of church) lacking aisles: apterous. apterygial adj. - wingless; finless. apyretic adj. - without fever. apyrexy, n. apyrous adj. - non-inflammable. Xml's Blinklist.com
- As originally described, Liassothrips is either a nymph or an apterous adult.
- In the thoracic segments, located about a third of the way down from the head, certain neuroblasts generate four neurons called the Ap (for "apterous") cluster, distinguished from other neurons by the expression of a specific set of transcription factors. PLoS Biology: New Articles
- But why these apterous insects should that day take such a wonderful aerial excursion, and why their webs should at once become so gross and material as to be considerably more weighty than air, and to descend with precipitation, is The Natural History of Selborne, Vol. 2
- Of creatures that can fly and are bloodless some are coleopterous or sheath-winged, for they have their wings in a sheath or shard, like the cockchafer and the dung-beetle; others are sheathless, and of these latter some are dipterous and some tetrapterous: tetrapterous, such as are comparatively large or have their stings in the tail, dipterous, such as are comparatively small or have their stings in front. The History of Animals
- And the sonorous souls of Russian verbs, lend a meaning to the wild gesticulation of trees or to some discarded newspaper sliding and pausing, and shuffling again, with abortive flaps and apterous jerks along an endless windswept embankment. Anecdotal Evidence
- The dorsal-ventral boundaries of the vertebrate limb bud and the insect wing disc are established by a gene called fringe; other axes and boundaries are defined by genes in the wingless, apterous, hedgehog, and decapentaplegic families, and they operate in roughly similar ways in both groups of animals. PZ Myers - The Deepest Links (on Evolution)
