K. Selander, 1954 C. chiapensis 18 SE Tonala', Chiapas, Mexico March 24 on the Rio Oxilapa (some water from springs in it near the rancho) in a dry situation between two rows of low thorn-forest hills. The hill toward the main mass of the mountain is the larger by far. The hill bordering the valley on the laguna side is very low. I think there is a about 1-2 miles between the two. Noted chiapensis in a few spots on the Tonala' side of Oxilapa but it apparently has a spotty distribution in this valley. Noted one pair in an unusually dry situation bordering the rock - only small trees & shrubs present - but we found no nest. Very few birds active in mid-afternoon. Place must be hunted early in the morning. Met Juby Davis and a Mr. Kincaid driving up from Tres Picos - a town about 15 miles beyond Oxilapa. They claimed to have seen T. pleurostictus commonly all along the way to Tres Picos. They also reported seeing C. chiapensis at Tres Picos and a a few inter- mediate spots but I gathered that its dist- dribution is spotty. Davis remarked that beyond Oxilapa "sometimes you get them - then for a ways there are none - and then you get them . again." They also mentioned hearing a pair of nigricaudatus singing "just beyond