Pelycosauria

2 definitions found

From The Collaborative International Dictionary of English v.0.48 [gcide]:

  Pelycosauria \Pelycosauria\ prop. n.
     1. An order of extinct reptiles including edaphosaurus and
        dimetrodon.
  
     Syn: order Pelycosauria.
          [WordNet 1.5]



From WordNet (r) 2.0 [wn]:

  Pelycosauria
       n : edaphosaurus; dimetrodon [syn: {order Pelycosauria}]