The Collaborative International Dictionary of English v.0.48:

Tubinares \Tu`bi*na"res\, n. pl. [NL., fr. L. tubus tube + nares
   the nostrils.] (Zool.)
   A tribe of sea birds comprising the petrels, shearwaters,
   albatrosses, hagdons, and allied birds having tubular horny
   nostrils.
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