f, 171, 180, 273, 300;
violation of, 320;
re-established by Augustus, 429, 431, 433

Pebble-rain, 316, 329, 332

Penates, 73, 74, 86, 92, 116, 193

Persephone, 255

Peter, R., on Indigitamenta, 160

Petronius, on ceremony of the aquaelicium, 64

Philodemus, 359, 375

Picus, 297

_Pietas_, 174, 227, 250, 254, 387, 405, 409-412, 466;
meaning of, 462-463;
Virgil's word for religion, 412

Piso, L. Calpurnius, 51-53, 484

_Pius_, 63, 462;
see _Pietas_

Plague, Sibylline books consulted at outbreak of, 261

Plato, 258, 381

Plautus, 151, 351-352

Playwrights, their influence on Roman religion, 240, 351, 353

Plebeians, 105, 170;
aediles, 255;
the Plebs as the original inhabitants of Latium, 242, 259, 268, 289;
emotional tendency of, 263-264;
opening of priesthoods to, 268, 271, 279;
increase of importance under the Etruscan dynasty, 275;
first plebeian praetor, 279;
pontifex maximus: _see_ Coruncanius, Titus

Pliny, 51, 256;
on spells and charms, 53, 57, 59, 60, 65, 66, 90, 186;
on human sacrifice, 320;
on death, 388, 400

Polybius, cited, 250, 253, 316, 363, 369, 390;
on religion, 336

_Pomoerium_, 94, 214, 225, 230, 231

Pomona (or Pomunus), 122, 149;
connection with Vertumnus, 485

Pompeianus, prefect of Rome, 309

Pomponius, 278, 289

Pons sublicius: no iron used in building, 35;
Argei thrown from, 54, 105, 321

Pontifex Maximus, 175, 271, 280, 341;
_tabula_ kept by, 283;
compelling power of, 342, 355

Pontifices, 120, 177, 200, 341;
share in festivals, 106, 139;
the question of their origin, 180, 195, 271;
insignia of, 193;
College of, 271;
open to plebeians, 268, 271, 279;
legal side of their work, 272-276;
the XII. Tables, 58, 276-278, 289;
self-elected, 276;
abolition of legal monopoly, 279;
work of, in third century B.C., 282;
admission of new deities, 284;
compilation of annals, 285;
collection of religious formulae, 287;
the Pontifical books, 76, 159, 182, 197, 283, 285-286

_Porca praecidanea_, rite of the, 121, 183, 191

Portunus, 118, 122

Poseidon, identified with Neptunus, 118

Posidonius, 250, 365, 367, 382-384, 398

Prayers, 76, 106, 126, 153, 215, 224, 225, 251;
at the _inauguratio_ of the priest-king Numa, 175;
at making of new clearing, 169, 182;
at sacrifices, 181-191;
at flowering of the pear-trees, 182;
when wine is offered, 182;
for the ceremony of lustration, 18