1. Juvik SP, Juvik JO: Atlas of Hawaii. 1998, University of Hawaii Press, Honolulu
2. Zeigler AC: Hawaiian Natural History, Ecology, and Evolution. 2002, University of Hawaii Press, Honolulu
3. Carson HL, Clague DA: Geology and Biogeography of the Hawaiian Islands. Hawaiian Biogeography: Evolution on a Hotspot Archipelago. Edited by: Wagner WL, Funk VA. 1995, Smithsonian Institution Press, Washington and London, 14-29.
4. Wagner WL, Funk VA: Preface. Hawaiian Biogeography: Evolution on a Hotspot Archipelago. Edited by: Wagner WL, Funk VA. 1995, Smithsonian Institution Press, Washington and London, ix-xi.
5. Ford JI, Kinzie RA: Life crawls upstream. Nat Hist. 1982, 91: 61-66.