C-sharp Locrian scale
The C-sharp Locrian scale is a seven-note scale consisting of the notes C♯, D, E, F♯, G, A, and B. The scale corresponds to a C-sharp natural minor scale with the second and fifth degree lowered a half step.
The C-sharp Locrian scale is a mode of the D major scale. It contains the same notes but starts on the seventh degree of the major scale.