I couldn't find one any where and my cartographer never works so I'm posting to show a great mapping of where the Fel Mist spawn in Shadow Moon Valley.
You need to be engineering and have the mote extractor to do this and can easily get all the primals you need for SR or just really good gold (30g a primal on my server)
[IMGL]http://img235.imageshack.us/img235/9333/primalshadowrouteeb7.jpg[/IMGL]