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Noun: order Pelycosauria
  1. Edaphosaurus; dimetrodon
    - Pelycosauria

Type of: animal order

Part of: subclass Synapsida, Synapsida

Nearest

order Palmales
order Pandanales
order Papaverales
order paper
order Parietales
order Passeriformes
order Pectinibranchia
order Pediculati
order Pedipalpi
order Pelecaniformes
order Pelycosauria
order Perciformes
order Percomorphi
order Perissodactyla
order Peronosporales
order Pezizales
order Phalangida
order Phallales
order Phasmatodea
order Phasmida
order Pholidota