Medieval Steampunk: Speculative fiction set during the Middle Ages.
Victorian Steampunk: A modern Science Fiction work (post-1930s) that is set in the early parts of the industrial revolution.
Western Steampunk: Science fiction set in the American Old West.
Industrial/Modern Steampunk: Science fiction taking place in the late industrial age, early modern age; i.e. World War 1, World War 2
Wild Wild West
Final Fantasy 7
The Time Machine
Sky Captain and the World of Tomorrow
Person 2: "Oh! 'Wild Wild West'?"
Person 1: "Yup!"
Person 2: "What a bunch of tits."
Person 1: "I know! When do you think they last saw a fanny?"
Person 2: "When their mothers spawned them onto this poor planet about 40 years ago!"
Person 1: "Virgin losers! I hate Steampunks!"
Person 2 (shouting at Steampunks): "GET OVER YOURSELVES!!!"