Sarabia.--Lat. 17 deg. 04'; long. 95 deg. 02'; elev. 100 m. A village 25 kilometers north of Matias Romero on the Trans-isthmian Highway; rainforest [32]. Collections were made in the vicinity of the village and in the rainforest along the Rio Sarabia, 5 kilometers north of the village at an elevation of 80 meters. Tapanatepec.--Lat. 16 deg. 32'; long. 94 deg. 12'; elev. 90 m. A town on the Pan-American Highway on the lower slopes of the Sierra Madre de Chiapas; dense scrub forest [58]. Tehuantepec.--Lat. 16 deg. 20'; long. 95 deg. 14'; elev. 35 m. A large town on the Plains of Tehuantepec; scrub forest [61]. Collections were made in the vicinity of the town and in the dense scrub forest 8.6 kilometers west at an elevation of 85 meters and 14 kilometers west at an elevation of 120 meters. Tenango.--Lat. 16 deg. 16'; long. 95 deg. 30'; elev. 1100 m. A town in the mountains about 40 kilometers west-southwest of Tehuantepec; scrub forest [67]. Tequisistlan.--Lat. 16 deg. 24'; long. 95 deg. 37'; elev. 190 m. A village in the valley of the Rio Tequisistlan, a tributary to the Rio Tehuantepec; dense scrub forest [54]. Most collections were made about one kilometer north of the village where the Pan-American Highway crosses the Rio Tequisistlan. Tolosita.--Lat. 17 deg. 12'; long. 95 deg. 03'; elev. 80 m. A village on the Rio Tortuguero near the Trans-isthmian Highway; rainforest [30]. Tres Cruces.--Lat. 16 deg. 26'; long. 95 deg. 51'; elev. 750 m. A ranch near the Pan-American Highway, 70 kilometers by road west-northwest of Tehuantepec; dense scrub forest [49]. Tuxtepec--Lat. 18 deg. 06'; long. 96 deg. 05'; elev. 80 m. A town on the Rio Papaloapan in northern Oaxaca; low evergreen forest [12]. Ubero.--Lat. 17 deg. 18'; long. 95 deg. 00'; elev. 80 m. A lumber camp and railroad station, 8.5 kilometers south of the Rio Jaltepec on the Trans-isthmian Highway; rainforest [28]. Union Hidalgo.--Lat. 16 deg. 27'; long. 94 deg. 48'; elev. 7 m. A village on the railroad, 20 kilometers east-northeast of Juchitan; open scrub forest [48]. Ventosa, La.--Lat. 16 deg. 30'; long. 94 deg. 51'; elev. 25 m. A village at the junction of the Pan-American and Trans-isthmian highways; open scrub forest [46]. Zanatepec.--Lat. 16 deg. 28'; long. 94 deg. 22'; elev. 80 m. A village on the Pan-American Highway at the eastern edge of the Plains of Tehuantepec; dense scrub forest [47]. Most collections were made in the scrub forest 5 to 8 kilometers west-northwest of the village. Zarzamora.--Lat. 16 deg. 21'; long. 95 deg. 48'; elev. 800 m. A ranch between La Reforma (16 kilometers west of Tequisistlan) and Santa Maria Ecatepec; scrub forest with oaks on higher ridges [59]. _Veracruz_