Archiv für Naturgeschichte Abteilung B (Nicolai, 1913)

International catalogue of scientific literature - Royal Society (Great Britain) (Published for the International Council by the Royal Society of London, 1913)

Report of the scientific results of the voyage of S.Y. "Scotia" during the years 1902, 1903, and 1904, under the leadership of William S. Bruce - Bruce, William S. 1867 -1921 (The Scottish oceanographical laboratory, 1907)

Report of the scientific results of the voyage of S.Y. "Scotia" during the years 1902, 1903, and 1904, under the leadership of William S. Bruce - Bruce, William S. 1867 -1921 (The Scottish oceanographical laboratory, 1907)

Report on the scientific results of the voyage of S.Y. "Scotia" during the years 1902, 1903 and 1904, under the leadership of William S. Bruce - Bruce, William S. 1867 -1921 (Scottish Oceanographical Laboratory, 1912)

Report on the scientific results of the voyage of S.Y. "Scotia" during the years 1902, 1903 and 1904, under the leadership of William S. Bruce - Bruce, William S. 1867 -1921 (Scottish Oceanographical Laboratory, 1912)

Transactions of the Royal Society of Edinburgh - Royal Society of Edinburgh. (Royal Society of Edinburgh, 1911)

Transactions of the Royal Society of Edinburgh - Royal Society of Edinburgh. (Royal Society of Edinburgh, 1911)

The Zoological record - Zoological Society of London. (J.V. Voorst, 1912)