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rhynchocephala

rhynchocephala


  1  definition  found 
 
  From  Webster's  Revised  Unabridged  Dictionary  (1913)  [web1913]: 
 
  Rhynchocephala  \Rhyn`cho*ceph"a*la\,  n.  pl  [NL.,  fr  Gr 
  "ry`gchos  snout  +  kefalh`  head.]  (Zo["o]l.) 
  An  order  of  reptiles  having  biconcave  vertebr[ae],  immovable 
  quadrate  bones,  and  many  other  peculiar  osteological 
  characters.  Hatteria  is  the  only  living  genus,  but  numerous 
  fossil  genera  are  known  some  of  which  are  among  the  earliest 
  of  reptiles.  See  {Hatteria}.  Called  also  {Rhynchocephalia}.