Trachearia

1 definition found

From The Collaborative International Dictionary of English v.0.48 [gcide]:

  Trachearia \Tra`che*a"ri*a\, n. pl. [NL.] (Zool.)
     A division of Arachnida including those that breathe only by
     means of tracheae. It includes the mites, ticks, false
     scorpions, and harvestmen.
     [1913 Webster]