Hanken, James 1975 Journal Green Turtle Station, sea level, Tortuguero, Limon Province, Costa Rica 20 July Color notes (cont'd): #144 - dorsum with more or less alternating irregular longitudinal stripes of tan and brown, more mottled on limbs; coloration as in #143, with both having light fleshing on the throat 23 July Various odds & ends have been accumulated into last few days. A Bufo marinus (FT/61) was found by the main building of GTS into afternoon. It was exhibiting muscular spasms of the legs and the mouth was agape. The only explanation we could think of was that it has been affected by the DDT sprayed in all the buildings twice a year; two similar frogs were found last summer after spraying. Also the early evening of 21 July Kathy Landaver collected a large adult ♂ Basiliscus vittatus (FT) while it rested motionless on a tree branch next to the main building. Yesterday afternoon from 4-5:30PM Steven Carr, Anne Meylan, and Kathy myself climbed Cerro Tortuguero. Two apparent Leptodeira dactylus (FT/645) were taken on the trail. Several others were seen but we didn't stop for them as we were in a