apterous

• “To describe wind-tossed newsprint as "apterous" and to hear in it "the sonorous souls of Russian verbs" distills in three syllables his life in exile.”

  Anecdotal Evidence

• “The word is "apterous," new to me and found in the second paragraph of his story "` That in Aleppo Once … '":”

  Anecdotal Evidence

• “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

• “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)

• “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

• “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

• “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

• “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

• “On a less elevated level, "apterous jerks" brings to mind writers of leaden prose whose words never take wing.”

  Anecdotal Evidence

• “However, in Thorectes wing muscles are atrophied because these species are apterous, having lost their capacity to fly.”

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