In these cases the veins are often united by cross veinlets, which do not, however, form an angular network. [Please select]
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; also in Neuroptera, a series of cross-veinlets nearly in one row; a connecting series of veinlets. [Please select]
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Scalariform: ladder-like; applied to venation when the veinlets between two longitudinal veins are regularly arranged like the rungs of a ladder. [Please select]
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Veinlets: in Orthoptera, are the minute transverse ribs or ridges between the longitudinal veins. [Please select]
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