ORANDUS
¶Erechtheus ~ non mihi [Boreas] sed faciendus 6.701;

ORANS
¶Latona ~  6.334, 361;
¶Orpheus ~  10.47, 72;
¶Telephus ~  13.172;
¶Venus ~  4.539;

ORATOR
¶Ulixes ~ audax ad arces Ilicias 13.196;

ORBA
¶Aurora ~ Memnonis mei 13.595;
¶Latona ~  6.200, 212;
¶Niobe ~  6.301;
¶Psamathe ~  11.380;

ORBAE
¶Scylla² ~ terrarum 8.117;

ORBATA
¶Hecuba || leaena ~ catulo lactente 13.547;

ORBATOR
¶Achilles ~ nostri [Hecuba] 13.500;

ORBI
¶Aiax¹ ~ donis patruelibus [Achilles] 13.41;

ORBIS
¶di & homines ~  9.277;
¶homines ~ totus 1.203, 2.642;
¶Orpheus > naturae res ~ Ixionis 10.42;

ORBUS
¶Anius ~  13.647;
¶Cinyras¹ ~  6.98;
¶Pentheus ~ luminis huius 3.518;
¶Polyphemus ~ luminis 14.189;
¶Thestius ~  8.487;

OREAS
¶oreades ~ agrestis 8.787;

ORESTEA
¶Diana ~  15.489;

ORIENS
¶Phoebus ~ mediusve cadensve radiis 11.594;

ORIGO
¶Belus ~  4.213;
¶fabricator mundi ~ melioris mundi 1.79;
¶Iapetus ~ patruelis [Deucalion & Pyrrha] 1.352;
¶Memnon | favilla ~ natalis [Memnonides] eadem 13.609;
¶Neptunus ~ [Hippomenes] aequorea 10.617;
¶Pegasus ~ huius fontis 5.262;
¶terra ~ [Gigantes] una 1.186;

ORNATA
¶Alcyone¹ ~ nondum capillos totos 11.385;

ORNI
¶Orpheus > naturae res ~  10.101;

ORSA
¶Arsippe* ~  4.54;
¶Minerva | anus ~ loqui 6.28;
¶Musae ~  5.300;

ORTA
¶Arachne ~ domo parva 6.13;
¶Bacchiadae ~ Corintho bimari 5.407;

ORTAE
¶(Aeneas > carinae) | naides ~ in montibus duris 14.557;
¶dryades ~ in montibus Latiis 14.326;
¶nymphae ~ undis aut montibus 3.402;

ORTUS
¶Adonis | anemone ~  10.735;
¶Hercules ~ per dedecus 9.26;