Nuevo (Rancho).--Lat. 18° 26', long. 102° 07', elev. 520 m. A ranch 7 kilometers by road north-northeast of San Salvador in the northern foothills of the Sierra de Coalcomán; arid tropical scrub forest. Ocorla.--Lat. 18° 38', long. 103° 07', elev. 885 m. A ranch about 6 hours by mule south-southeast of Coalcomán; scrubby oak forest. Opopeo.--Lat. 19° 24', long. 101° 37', elev. 2800 m. A village 16 kilometers south of Pátzcuaro; pine and fir forest. Orilla (La).--Lat. 18° 00', long. 102° 12', elev. 10 m. The site of a former hacienda of the same name near the mouth of the Río Balsas; arid tropical scrub forest. Oropeo.--Lat. 18° 52', long. 101° 48', elev. 300 m. A village in the Tepalcatepec Valley about 13 kilometers south of La Huacana; arid tropical scrub forest. Ostula.--Lat. 18° 30', long. 103° 28', elev. 120 m. A village in the seaward foothills of the Sierra de Coalcomán, located on the Río Ostula about 16 kilometers east-southeast of La Placita; arid tropical scrub forest and scattered tropical semi-deciduous forest. Ozumatlán (Sierra de).--A range in the Cordillera Volcánica extending east-northeast from a point south of Morelia to Queréndaro and reaching elevations in excess of 2600 m. Palma (La).--Lat. 20° 09', long. 102° 46', elev. 1525 m. A village on the southeastern shore of Lago de Chapala; lake-shore marshes and mesquite-grassland. Paracho.--Lat. 19° 39', long. 102° 02', elev. 2375 m. A Tarascan village in the Cordillera Volcánica, located 35 kilometers by road north of Uruapan; pine forest. Parangaricutiro (San Juan de).--Lat. 19° 30', long. 102° 15', elev. 2200 m. A former Tarascan village that was destroyed by the eruption of Volcán Parícutin; lava and volcanic ash amidst open pine forest. Parícutin (Volcán).--Lat. 19° 30', long. 102° 16', elev. 2200 m. at base and 2700 m. at summit. A volcano born in February, 1943; it ceased to be active in December, 1951, and is located at the north-northeastern base of Cerro de Tancítaro; volcanic ash and lava amidst open pine forest. Paso Ancho.--Lat. 19° 28', long. 100° 52', elev. 1100 m. A small village 30 kilometers south of El Temazcal on the road to Huetamo; arid tropical scrub forest. Patamba (Sierra).--Lat. 19° 45', long. 102° 21', elev. 3700 m. at summit. A mountain, the summit of which is about 22 kilometers southwest of Tangancícuaro; pine forest from 2000 to 2600 m.; fir forest above 2600 m. Pátzcuaro.--Lat. 19° 30', long. 101° 36', elev. 2200 m. A town near the southeastern shore of Lago de Pátzcuaro; pine forest.