R.K. Selerander, 1953 49 Tuxtla Gutiering, Chiapas, Mexico Oct. 21 numerous short trips around San Fernando and Seniderso. This "rain" forest is more a less continuous from the Santa Rita area to the Senideros plateau. If there is an endemic frog in it Alvarez would have turned up other specimens. In other words the humid evergreen forest is not limited to a local area at Santa Rita. It is very extensive and since it is similar in composition to what Miranda describes as the "Selva Alta Siempre Verde" of the northern lowlands of Chiapas it is my guess that it is continuous with the extensive lowland forests in that region. The area around Santa Rita - San Pedro is not high - only 3000-3500 feet (with exception of Monte de la Pluma which rises perhaps 2000 feet more - don't know altitude exactly). According to Miranda the whole Santa Rita region was originally evergreen forest. Now about 1/2 the land in the valley has been cleared for farming. Much grass and deciduous trees and shrubs, and cherles have come in and mixed mixed with the remaining evergreen species, and vegetationally, the area is not unlike that down from San Fernando and around Tuxtla. Some patches of evergreen forest remain around Santa Rita and there is a good stand along the steep south face of Monte de la Pluma and an