I'm back after a long hiatus from ripping! Namco Museum DS has provided a number of new opportunities, and as I felt that the NES sprite sheet on the site is no appropriate representation of how good of a game this was, I started with Dig Dug II.
Sheet Icon:
Section Icons:
Let me know if something obvious is missing.
EDIT: Playing around with the game plus a Google search informed me that there are roughly 36 maps in the game, but I'm none too keen on screenshot-ripping them, especially considering I'm not all that good at the game. I may give it a whack with NO$GBA at some point...