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n. [Gr. mesos, middle; L. series, row]
In larva, a band of crochets or hooks extending longitudinally on the mesal side of a proleg; when curved, varying from a quadrant to slightly more than a semicircle in extent, seldom exceeding two-thirds of a circle.

Online Dictionary of Invertebrate Zoology. . 2005.

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  • heteroideus — adj. [Gr. heteros, different; idios, personal] (ARTHROPODA: Insecta) Pertaining to larvae with a mesoseries of crochets bearing a well developed median series of hooks flanked on each end by smaller or rudimentary crochets; see homoideus …   Dictionary of invertebrate zoology

  • homoideus — adj. [Gr. homoios, like; idios, personal] (ARTHROPODA: Insecta) In larvae, denoting a mesoseries of crochets bearing well developed hooks throughout the entire series; homogeneous; see heteroideus …   Dictionary of invertebrate zoology

  • pseudocircle of crochets — (ARTHROPODA: Insecta) Crochets of larvae consisting of a well developed mesoseries and a row of small hooks (lateroseries) on the lateral aspect of the proleg …   Dictionary of invertebrate zoology

  • single band of crochets — see mesoseries …   Dictionary of invertebrate zoology