antlion

from WordNet (r) 3.0 (2006)

antlion
    n 1: the larva of any of several insects [syn: {doodlebug}, {ant
         lion}, {antlion}]
    2: winged insect resembling a dragonfly; the larvae (doodlebugs)
       dig conical pits where they wait to catch e.g. ants [syn:
       {ant lion}, {antlion}, {antlion fly}]

from The Collaborative International Dictionary of English v.0.48

Ant-lion \Ant"-li`on\, n. (Zool.)
   A neuropterous insect, the larva of which makes in the sand a
   pitfall to capture ants, etc. The common American species is
   {Myrmeleon obsoletus}, the European is {Myrmeleon
   formicarius}.
   [1913 Webster] Antoeci

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