Archiv für Naturgeschichte (Nicolai, 1907)

Archiv für Naturgeschichte (Nicolai, 1907)

Memoirs of the Queensland Museum - Queensland Museum. (Queensland Museum, 1985)

Memoirs of the Queensland Museum - Queensland Museum. (Queensland Museum, 1985)

Report to the government of Ceylon on the pearl oyster fisheries of the gulf of Manaar - Herdman, W. A. Sir, (William Abbott), 1858 -1924 (1903)

Report to the government of Ceylon on the pearl oyster fisheries of the gulf of Manaar - Royal Society (Great Britain) (1906)

Report to the government of Ceylon on the pearl oyster fisheries of the gulf of Manaar - Royal Society (Great Britain) (1906)