Agassiz, A.; Clark, H. L. (1907). Preliminary report on the echini collected, in 1902, among the Hawaiian Islands, by the U.S. Fish Commission steamer "Albatross", in charge of Commander Chauncey Thomas, U.S.N., commanding. Bulletin of the Museum of Comparative Zoölogy at Harvard College. 50(8): 231-259.
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Agassiz, A.; Clark, H. L.
1907
Preliminary report on the echini collected, in 1902, among the Hawaiian Islands, by the U.S. Fish Commission steamer "Albatross", in charge of Commander Chauncey Thomas, U.S.N., commanding
Bulletin of the Museum of Comparative Zoölogy at Harvard College