Via Squirrel, Cross Referencing Cyclists, or the Differences in the Disciplines.
My favorite is the 24 hour guy:
I literally do not know where this species has come from or why they even still exist. I affectionately look upon the 24 hour team or solo mountain biker for that matter as the Nymphomaniac of the cycling world. Their motto? "If a little is good, 24 hours of it must be fucking awesome!"