All these weird names. And none of them (ok, one of them) made up by me. Some of these I haven't mentioned yet.
Tlavatli: tla-VAT-lee (or cla-VAT-lee if that's easier. Or if you know Welsh, try saying that first consonant combo as "ll")
Lemurian: lem-YOU-ree-an
Rmoahal: MRO-a-HAL
Leagh: LAY-ach (hard "ch" like "loch")
Lha: LAH
Manu: MAN-oo
Muvian: MOO-vee-an
Daitya: DIE-ch-yah
Ruta: ROO-tah
Helio Arcanaphus: HEEL-ee-oh ar-KAN-a-fuss