My students and I spent a few weeks in the southwestern portion of the Osa Peninsula of Costa Rica this past summer, mostly working on frog projects. However, it is hard not to get interested in the anoles too! We found several individuals in our stay that we could not readily key out in Savage (2002). They were found in in secondary rain forests along small streams. Sorry, no dewlap photos. Any help from the experts on the identity of these beasts would be appreciated!
Here’s another individual from the same study site that is perhaps the same species: