Nature worship at the bottom of most mythologies, 173; this does not imply an absence of spirituality, 176; the objects of, everywhere the same, 177; in Aryan religions, 197. Neanderthal, 15; skeleton discovered in, 22. Nebo, 194. Negroes of Africa and Melanesia, 115. Neit, 187. Neolithic era, 13, 29. Nephthys, 190. Nergal, 194. Nerthus, 204. New Guinea, 115. Nibelungen, the, 327. Nile, the, significance of to the Egyptians, 180; the personification of, 192. Nimrod, 125. Nin, 194. Noah, 118. Norsemen, the other world of the, 249. _Obotriti_, the, 105. O’Brien, origin of the name, 323. Odin, 204, 224 _et seq._; the heaven god, 227; collects the souls of heroes slain in battle, 249, 268; as the Wandering Jew, etc., 264; as the “Pied Piper” of Hameln, 264, 272; as the arch fiend, 270. “Old Mother Goose,” 272. Osiri, the name, how written by the Egyptians, 301. Osiris, 182, 193, 196, 201. Ostro-Goths, the, 104. Ouse, the, prolific in drift implements, 11. Oxus, the, 99. Palæolithic era, 13, 25. Pan, 215. Pastoral life, qualities involved in, 150; a nomadic one, 151. Patriarch, the authority of a, part of Aryan religion, 167. Patriarchal family, the, 141. Patriarchal customs, 142. Patroclus, funeral of, a picture of Aryan rites, 247. _Pecunia_, the word, 151. Pelasgi, 102, 320; the worshippers of pure nature, 215. Persephone, 204, 221 _et seq._ Perseus and the Gorgon, a sun story, 262. Persians, 98. Perthes, M. Boucher de, 11. Peruvian system of mnemonics, 284. Phantom army, the legend of, 225, 249. Phœbus Apollo, the god of the younger Greeks, 318. Phœnicians, 98, 129; commercial needs gave rise to their alphabet, 305; the transporters of civilization, 315; in Europe, 317. Phœnician alphabet, 304; how formed, 305; resemblance to Hieratic writing of Egyptians, 306; the parent of all existing alphabets except Japanese, 308; how modified, 309. Phonetic signs, origin of, 299 _et seq._ Phonetic writing, transition to, 297. Picture records, 287. Picture writing, 289 _et seq._ Picturing, 287; distinguished from picture-writing, 290. “Pied Piper of Hameln,” the, 264, 272; a Slavonic legend, 273. Poles, the, 99, 105. Polynesian islands, 118. Pomeranians, the, 105. Pottery, broken, strewed at the grave’s mouth, 40. Prehistoric conditions, our knowledge of, uncertain, 4. Prehistoric studies, aids to, 2; of events, rather than chronological, 6. Prince Hatt under the earth, the Swedish story of, 260. Prithvi, 205, 220. Proper names, researches into, 111; in the Bible often stand for races, 114. Prussians, the, 105. Ptah, 184. Pyramids, a sort of tumuli, 53. Python, the, 202. Quipus, the Peruvian cord records, 285. Ra, 184. Red races, 116; considered by some a variety of the yellow race, 118. Religion of the mound-builders, 40; first signs of, 51. Religious rites hard to trace back, 172. Rents, the three, 152. Rex, the, 95, 109.