According to Justin Francazio, who recently wrote to Pulk-Pull*, there is a character named Marvin the Paranoid Android in the series of books titled The Hitchhiker’s Guide to the Galaxy by Douglas Adams. The book also mentions myxamatosis, according to Francazio.
You can visit the BBC web site on The Hitchhiker’s Guide to the Galaxy. There is also an entry (with links) on Marvin the Paranoid Android in the Wikipedia. These same references are discussed in this blog, Polytropos.