Orchomenus (or-com´-e-nus), [237].
Orcus (or´-cus), [136].
Oreades (o-ree´-a-deez), [169].
Orithyia (or´-i-thi´-yah), [171].
Orestes (o-res´-teez), [95], [139], [306].
Orpheus (or´-fuce), [80], [216], [228].
Orthrus (or´-thrus), [246].
Ossa (oss´-sah), [106].
Othrys, Mount, (o´-thris), [16].
Otus (o´-tus), [105].