Westblad, E. (1952). Turbellaria (exc. Kalyptorhynchia) of the Swedish South Polar Expedition 1901-1903. Further Zoological Results of the Swedish Antarctic Expedition, 1901-1903. Stockholm, Sweden. Further Zoological Results of the Swedish Antarctic Expedition 1901-03. 4(8):1–55.
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Westblad, E.
1952
Turbellaria (exc. Kalyptorhynchia) of the Swedish South Polar Expedition 1901-1903. Further Zoological Results of the Swedish Antarctic Expedition, 1901-1903. Stockholm, Sweden
Further Zoological Results of the Swedish Antarctic Expedition 1901-03