Yeah that's weird... I'd trust ITIS and ISIS more than just random websites though, so I'm sure it's right. It's just odd that there are so many references out there to a genus that isn't even recognized. Here's one of them... http://www.tailsnscales.com/waterpythoncaresheet.htm and there are a bunch of others, but some are on other forums that I'm not sure if I'm allowed to link to on here.