Pulmonata

2 definitions found

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

  Pulmonata \Pul`mo*na"ta\, n. pl. [NL., from L. pulmo, -onis, a
     lung.] (Zool.)
     An extensive division, or sub-class, of hermaphrodite
     gastropods, in which the mantle cavity is modified into an
     air-breathing organ, as in Helix, or land snails, Limax, or
     garden slugs, and many pond snails, as Limn[ae]a and


     Planorbis.
     [1913 Webster]

From WordNet (r) 2.0 [wn]:

  Pulmonata
       n : large order of gastropods usually breathing by means of a
           lung-like sac comprising most land snails and slugs and
           many freshwater snails [syn: {order Pulmonata}]