Urocordylus

Urocordylus (from Greek: οὐρά oura, 'tail' and Greek: κορδῡ́λη kordū́lē, 'club') is an extinct genus of nectridean tetrapodomorphs. It is the type genus of the family Urocordylidae. Fossils have been found from Ireland that date back to the Westphalian stage of the late Carboniferous. It had total length of about 19.5 in, but the skull was only about 1.3 in long.