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The labium form the outside of the beak of the cicada; inside the labium is the stylet which is comprised of the mandibles and maxillae, which the cicada uses to pierce plants and drink their sap. The labrum connects the labium to the rostrum….
30 de nov. de 2016 · Cicadas (Hemiptera, Cicadidae) are a diverse family of sap-sucking hemipterans well known for their loud and species-specific courtship songs. Some are considered horticultural pests due to the...
The cicada's mouthparts are enclosed in a long, thin, beak-like sheath. The sheath, called the labium, is retracted between the legs when the insect is not feeding. The labium contains four needle-like stylets used for feeding. Cicadas feed by piercing the surface of plants with their stylets.
The cicadas (/ s ɪ ˈ k ɑː d ə z,-ˈ k eɪ-/) are a superfamily, the Cicadoidea, of insects in the order Hemiptera (true bugs). They are in the suborder Auchenorrhyncha, along with smaller jumping bugs such as leafhoppers and froghoppers.
The labium forms a conspicuous grooved sheath of three distinct articles that encloses the much smaller, and quite inconspicuous (without dissection), black stylet. Most of the stylet is hidden inside the groove of the labium.
29 de ene. de 2023 · The piercing-sucking mouthparts of cicadas consist of a stylet comprised of two medial maxillae, which form a salivary duct and a food canal, and two lateral mandibles that in some cicada species have bumps at the distal region . The stylet is enclosed by a sheath-like labium that allows the stylet to project distally into wood when ...
21 de dic. de 2019 · 9 Citations. Explore all metrics. Abstract. The lady beetle Hippodamia variegata (Goeze, 1777) is widely distributed around the world and reported as an important natural enemy of aphids, noctuid larvae, leafhoppers, and psyllids.
