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dipnoi

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dipnoi


  2  definitions  found 
 
  From  Webster's  Revised  Unabridged  Dictionary  (1913)  [web1913]: 
 
  Dipnoi  \Dip"no*i\,  n.  pl  [NL.,  fr  Gr  ?  ?  with  two  breathing 
  apertures;  di-  =  di`s-  twice  +  ?  breath.]  (Zo["o]l.) 
  A  group  of  ganoid  fishes,  including  the  living  genera 
  {Ceratodus}  and  {Lepidosiren},  which  present  the  closest 
  approximation  to  the  Amphibia.  The  air  bladder  acts  as  a 
  lung,  and  the  nostrils  open  inside  the  mouth.  See 
  {Ceratodus},  and  Illustration  in  Appendix. 
 
  From  WordNet  r  1.6  [wn]: 
 
  Dipnoi 
  n  :  bony  fishes  of  the  southern  hemisphere  that  breathe  by  a 
  modified  air  bladder  as  well  as  gills;  sometimes 
  classified  as  an  order  of  Crossopterygii  [syn:  {Dipnoi}, 
  {subclass  Dipnoi}] 




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