I think what you are looking for is a "mock turtleneck":
http://www.merriam-webster.com/dictionary/mock+turtleneck
Lots of places sell them. for instance:
http://www.landsend.com/pp/MockTurtleneck-77959_10860_59.html?cm_mmc=Froogle-_-null-_-FP-_-data_feed
NAYY,
--
Beverly
http://ickes.us/default.aspx
With knits, you can also do a sort of contoured cut on neckline treatment
that is much like a raised crew neck. Works for a slightly raised neckline,
not so much for a fitted, higher neckline.
Kay