VOLUMES XIII AND XIV. 
303 
Ollin, Name of the fifteenth Day of the Month among the 
Mexicans, xiii, 313, 351 3 its Hieroglyphic, 351,352. 
Olmecks, Inhabitants of Anahuac before the Arrival of the 
Toltecks, xiii, 208, 214. 
Olmos (Andrea de), a Franciscan skilled in the American 
Languages, xiii, 278. 
Omeciliuatl, an Azteck Goddess who presides over Births, 
xiii, 185. 
Ometeuctli, an Azteck God who presided over Births, xiii, 
185, he is the God of the celestial Paradise, 195. 
Onaqui Tonatiuh, setting Sun, beginning of the third Part of 
the Civil Day of the Aztecks, xiii, 282. 
Oocelo, title of the Mexican Generals, xiii, 202. 
Orcones, a Mountain in Mexico, xiv, 204. 
Organos (Los) a Mountain in Mexico, xiv, 203. 
Origin of the Nations of America, Circumstances leading to 
the supposition of its being Tartarian, xiv, 128. 
Orizaba, Form of this Mountain, xiii, 238. 
Orotava, Dragon-tree of, xiv, 209. 
Oteyza (Mr.) has measured the Tonatiuh Yztaqual, xiii, 85. 
Otomites, Inhabitants of Anahuac before the Arrival of the 
Toltecks, xiii, 214. 
Otomitl, sixth Son of the first Man, xiv, 247. 
Oxford, a Mexican Manuscript said to be in a Library there, 
xiii, 188. 
Oyamel, a Porphyritic Mountain in Mexico, xiv, 204. 
Ozomatli, female Ape, Name of the Ninth Day of the Month 
among the Mexicans, xiii, 313. 
P. 
Pachacuteg, Siriiame of the Inca who reformed the Peru- 
vian Year, xiii, 288. 
Pachtli, Name of the fourteenth Month of the Mexican 
Year, xiii, 292. 
