Barolosa (Cerro de).—Lat. 18° 52', long. 102° 57', elev. 2900-3050 m. Presumably the highest mountain in the Sierra de Coalcomán and located about 13 hours by mule east-northeast of Coalcomán; open pine-oak-fir forest and alder thickets.
Barolosa (Rancho).—Lat. 18° 50', long. 103° 00', elev. 2320 m. A small ranch on the west-northwestern slope of Cerro de Barolosa, about 11 hours by mule east-northeast of Coalcomán; open pine-oak forest.
Barranca Seca.—Lat. 19° 32', long. 102° 15', elev. 2100 m. A small village about 7 kilometers northwest of San Juan de Parangaricutiro; pine forest.
Bejuco (Barranca de).—Lat. 18° 07', long. 102° 48', elev. 90 m. A barranca in the lower slopes of the Sierra de Coalcomán just west of the lower reaches of the Río Nexpa; tropical semi-deciduous forest.
Buenavista (Tomatlán).—Lat. 19° 17', long. 102° 36', elev. 425 m. A village on the Río Masiaco in the Tepalcatepec Valley, 33 kilometers by road west-northwest of Apatzingán; open arid tropical scrub forest.
Buena Vista.—Lat. 18° 40', long. 102° 09', elev. 600 m. A ranch on the northeastern slopes of the Sierra de Coalcomán; arid tropical scrub forest.
Cachán (Río).—Lat. 18° 14', long. 103° 14'. A river formed by the affluence of the Río Coalcomán and the Río San José and flowing into the Pacific Ocean at a point indicated by the co-ordinates given above. Sometimes the name is applied to the lower part of the river as used here; other times the name is used for the entire length of the Río Coalcomán.
Camichines.—Lat. 18° 47', long. 103° 05', elev. 1070 m. A ranch about 5 kilometers east-northeast of Coalcomán; transition between arid tropical scrub forest and oak forest.
Camécuaro (Lago de).—Lat. 19° 55', long. 102° 13', elev. 1615 m. A small lake (depth to about 10 m.) drained by the Río Duero and located one kilometer north-northwest of Tangancícuaro; mesquite-grassland and some cypress and oak around the lake.
Cancita (Río).—A tributary of the Río Tepalcatepec flowing southward from the southeastern slope of Cerro de Tancítaro.