Century Dictionary and Cyclopedia
- n. In entomology, same as wing-case
“These are the _Calandra oryzæ_, the true rice weevil, distinguished from his European cousin by the two reddish spots on each _elytra_ or wing-cover, and known in America as the”
The Commercial Products of the Vegetable Kingdom Considered in Their Various Uses to Man and in Their Relation to the Arts and Manufactures; Forming a Practical Treatise & Handbook of Reference for the Colonist, Manufacturer, Merchant, and Consumer, on the Cultivation, Preparation for Shipment, and Commercial Value, &c. of the Various Substances Obtained From Trees and Plants, Entering into the Husbandry of Tropical and Sub-tropical Regions, &c.
“Beetles are usually pinned through the right wing-cover at about one fourth of its length from the front end of it.”
“There is another you may often find; it is small and yellow, with eleven spots on each wing-cover.”
“It injects its protoplasm between the two surfaces of an embryo organ, and the material forms a wing-cover, because it finds as guide the ideal archetype of which I spoke but now.”
“The five hundred prisms of the bow biting upon the ridges of the wing-cover opposed to it set all four tympanums vibrating at once; the lower pair by direct friction, the upper pair by the vibration of the wing-cover itself.”
“The powerful nervures of the dorsal portion of the wing-cover are of the deepest black, and their general effect is that of a complicated design, not unlike a tangle of Arabic caligraphy.”
“The rest of the wing-cover shows a few more nervures of less importance, which hold the membrane stretched tight, but do not form part of the friction apparatus.”
“The right wing-cover overlaps the left and almost completely covers it, except for the sudden fold which encases the insect's flank.”
“The left or lower wing-cover is of similar structure, with the difference that the bow, the callosity, and the nervures occupy the upper face.”
“In the musical apparatus of the Pine-chafer the pad of the finger-tip and the scrap of indiarubber are represented by the soft abdomen of the insect, and the glass is represented by the blade of the wing-cover, which forms a thin, rigid plate, easily set in vibration.”
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