वेदों की प्राचीनता एवं काल-निर्णय / ओरायन (लोकमान्य बाल गंगाधर तिलक - खगोलीय वैदिक शोध)

468 GENERAL INDEX. the Astral theory, 63, 245; on the nature of Kumâra, Kârttikeya, 318; on the nature of Sîtâ, 348. Aiyer, Mr. on the yuga-system in the Purâṇas, 422-424. Âjânadevatâs, 237. Alburz, a mountain, separating the upper from the lower world in the Avesta, 266; apertures in, for the sun to pass through, 269, 318. Alps, low in early geological ages 21. Altitude, high, its effect on climate, 21. Amma, the ascending stream of, in the Finnish mythology, 276. Ammarik, the gloaming, in the Fin- nish mythology, 404. Anaximenes, on the overhead rota- tion of the sky, 78. Aṅgirasâm ayanam, the yearly sa- crificial session of Aṅgirases, 162, 193, 209. Aṅgirases, ancient sacrificers of the Aryan race, 160; probably Indo- European in origin, 171; different species of, the Navagvas and the Dashagvas, 162; ten months' sa- crifical session of the latter, 163; helping Indra in the rescue of the cows at the end of each year, 163; found the sun dwelling in dark- ness, 163; described as Virûpas, that is, of various forms, 168. Aṅgra Mainyu, the evil spirit in the Avesta, destroys Airyana Vaêjo by introducing severe winter therein, 359; explained as a glacial invasion, 368 f. Anquetil, discovery of the Avesta by, 356. Âpaḥ, waters, distinguished as ter- restrial and celestial in the Ṛig- Veda, 256; celestial or aerial rid- den for ten months by the sun, 177, 184; ruled over by Varuṇa, 178; coeval with the world, 257; captivated by Vṛitra and released to flow upwards by Indra, cannot but be celestial, 274, 275, 294, 295; in the seven rivers must be celestial, 288-293; cosmic circu- lation of the aerial, in the Avesta, 270, 271; cessation of their flow in winter, 271-274; cosmic circu- lation of, in other mythologies, 275-278; their nature and charac- teristics as a Vedic deity summed up, 338, 339; the same compared with the Purâṇic legends, 340. Apaosha, the demon conquered by Tishtrya, an Avestic proto-type of Shuṣhṇa in the Ṛig-Veda, 222, 223; fight with, lasting for a hundred nights, 224. Apaturia, ancient Greek feast, 399. Apollon, oxen of, stolen by Hermes, 204; derived from Sanskrit apa- varyan, 255. Apsu-jit, conqueror in waters, an epithet of Indra, 245, 247. Aptoryâma, a Soma-sacrifice, 206. Ap-tûrya, the fight for waters by Indra, 245. Âptya, See Trita. Arag, See Rangha. Archæology, prehistoric, ages of Iron, Bronze and stone in, 4, 8; characterised by instruments of metals and stone discovered in the recent strata of the earth, 8; ages not synchronous in different countries, 9; transition from one into another gradual and not sudden, 9; distinction between New and Old stone age, 10; ages of Beech, Oak and Fir, 12; the date of the commencement of the Neolithic age in, 12, 13;