Definitions

from The Century Dictionary and Cyclopedia

  • In Macleay's classification, one of the prime divisions of the class Insecta, distinguished from Aptera, corresponding to Latreille's Pterodicera, and divided primarily into Mandibulata and Haustellata. See Pterygota.
  • singular A genus of the red algæ, common on both the Atlantic and the Pacific coast. Popularly known as feather-weed.

Etymologies

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Examples

  • In the ptilota, or winged insects, the hymenopterous are the rasorial type, and it is not therefore surprising to find amongst them the ants and bees, "the most social, intelligent, and in the latter case, most useful to man, of all the annulose animals."

    Vestiges of the Natural History of Creation

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