What Bumosaur Is That?

What Bumosaur Is That? (known in the US as What Buttosaur Is That?) is a children's encyclopedia written by Andy Griffiths in 2007 as a companion to Bumageddon, describing many of the fictional prehistoric species mentioned in Bumageddon: The Final Pongflict. In 2010, a new edition was released as A & T's Wonderful World of Stupidity-Vol 1.


 * ISBN 0330447521