The following Reference Sheet works with 4 or 6 hole ocarinas - similiar to the one given out with the Ocarina of Time 3D press kit.
"Four or Six hole Ocarina"
~ ~ Chromatic Scale ~ ~
C - C# - D - D# - E - F - F# - G - G# - A - A# - B - C - C# - D - D# - E - F
~ ~ C Major Scale ~ ~
C - D - E - F - G - A - B - C - D - E - F