from The Century Dictionary and Cyclopedia

  • In entomology, situated behind the nodus, a point near the center of the costal margin, in the wings of certain dragonflies, where the nervures appear to be knotted.


Sorry, no etymologies found.


  • Bridge cross veins: Odonata; those cross veins, one or more in number, extending between M1 + 2 and the bridge (in de Selys between principal and subnodal sectors) proximal to the oblique vein.

    Explanation of Terms Used in Entomology

  • Bridge: Odonata; a secondary longitudinal vein connecting the radial sector (Comst.) with Mi + 2, apparently forming a continuous part of the radial sector; it is the proximal portion of the subnodal sector of de Selys and Hagen.

    Explanation of Terms Used in Entomology

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