Mamaea, instigator of Antonine’s murder, 18; and Origen, 20; position and character, 38, 40; helps in first plot, 131; and Annia Faustina, 135; starts Alexander plot, 138; corrupts police, 145; partial failure of plot, 147; Mamaea’s guardians for Alexander, 152; part in the plot against Antonine’s life, 156; takes precautions for Alexander’s safety, 159; part in Antonine’s murder, 166; her probable plan for the murder, 171; subsequent vilification of Antonine, 172; helps Pomponius Bassus’ plot, 219 Marcia, first wife of Septimius Severus, 27, 29 Marcianus, Gessianus, 38 Marcomanni, Antonine’s desire to conquer, 184 Marcus Aurelius, 84, 144, 246; relationship with Annia Faustina, 222 Marcus, Emperor, 5 Marius Maximus, author of _De vitis imperatorum_, 5; credibility as a source, 6; confounded with Lollius Urbicus, 15, 19; Macrinus’ correspondence with cited, 84; on Antonine’s entry into city, 111 Martialis, the murderer of Caracalla, 42 Masculinus Valens, 176 Mediobarbus, on liberalities, 190, 251 Messalina, compared with Elagabalus, 240 Mithra, 2; the most determined opponent of Jehovah, 96; popularity in Rome, 114, 117; identified with Urania, 133; and with Elagabal worship, 268; takes the place of Jupiter, 271 Moguntiacum, 88 Moll, cited, 234 Mommsen, defends Scriptores, 10; on the date of Diadumenianus’ elevation, 65; on length of Antonine’s reign, 192 Monza diploma, on Alexander’s position, 158 Morison, Cotter, cited, 20 Mueller, 5, 6, 8 Murissimus, 156 Nero, 23, 76, 159, 178; influence on morals, 203; abnormal, 229; palace described, 245; ever popular, 246; exceeded by Elagabalus in extravagance, 250; his use of perfumes, 257 Nerva, 5 Nestor, Julianus, 90 Nicomedia, Antonine winters at, 93; length of stay discussed, 94; Antonine assumes the name Elagabalus at, 99; Elagabalus’ popularity disappears, 103; departure from, 107 Niebuhr, 20 Niehues, 6 Oppolzer, on the date of the eclipse, 55 Orcus (Pluto), temple of, site of Eliogabalium, 113 Origen, his journey to Court, 19 Orosius, 20 Otho, 23, 250; compared with Elagabalus, 253 Padua, a reputed birthplace of Gens Cornelia, 205 Paetus, Valerianus, 90 Pagi, on tribunicial renewal, 194 Palladium, removed to Eliogabalium, 118; history of, 129 Papia Poppoea, Lex, cited, 204 Papinian, 21, 31 Parthian campaign, 41, 107 Parthian Legion, at Apamea, 60; attempted corruption by Seius Carus, 63, 139 Parthian medal, 22 Pasciucco, on Lampridius, 15 Pauly, on the buildings of the reign, 187; on genealogy of Annia Faustina, 222; on her age, 223 Pertinax, 5, 30 Peter, Hermann, 3, 27; on Dexippus, 9; on Lollius Urbicus, 15 Petronius, on freedmen, 180; quoted, 230 Philostratus, 31 Pica Caerianus, 90