1. Department of Earth and Environmental Sciences, Columbia University, 557 Schermerhorn Hall Extension, New York, New York 10027 USA []
2. Center for Biodiversity and Conservation, American Museum of Natural History, 200 Central Park West, New York, New York 10024 USA []
3. Great Hollow Nature Preserve and Ecological Research Center, 225 CT-37, New Fairfield, Connecticut 06812 USA [; cseewagen@greathollow.org]