1. U.S. Fish and Wildlife Service, Pacific Islands Office, 300 Ala Moana Boulevard, Honolulu, Hawai'i.
2. U.S. Geological Survey, Pacific Island Ecosystems Research Center, Kīlauea Field Station, P.O. Box 44, Hawai'i National Park, Hawai'i.
3. Current address: P.O. Box 420, Volcano, Hawai'i.