• Webster's Revised Unabridged Dictionary
    • prop. n. pl Malacopoda (Zoöl) A class of air-breathing Arthropoda; -- called also Protracheata , and Onychophora .☞ They somewhat resemble myriapods, and have from seventeen to thirty-three pairs of short, imperfectly jointed legs, two pairs of simple jaws, and a pair of antennæ. The trancheæ are connected with numerous spiracles scattered over the surface of the body. Peripatus is the only known genus. See Peripatus.
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Century Dictionary and Cyclopedia
    • n malacopoda A name given by E. R. Lankester to a grade of Gnathopoda (or Arthropoda) containing only the class Peripatidea, which itself consists of the single genus Peripatus, thus contrasted with a grade or series Condylopoda, including all other crustaceans, insects, etc.
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Webster's Revised Unabridged Dictionary
NL., fr. Gr. malako`s soft + -poda,