Enneatonic
An enneatonic scale, occasionally called a nonatonic scale is a scale with 9 tones per equave.
Enneatonic mos scales may be found at: Enneatonic MOS.
Other enneatonic scales may be found at: Category:9-tone scales.
Godzilla, titanium, triforce, and mavila are good examples of temperaments that contain 9-note mos scales found in low edos.