magicicada septendecim

from WordNet (r) 3.0 (2006)
Magicicada septendecim
    n 1: North American cicada; appears in great numbers at
         infrequent intervals because the nymphs take 13 to 17 years
         to mature [syn: {seventeen-year locust}, {periodical
         cicada}, {Magicicada septendecim}]
    

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