Turbellaria (excl. Kalyptorhynchia) of the Swedish South Polar Expedition 1901-1903 /
Westblad, Einar
Turbellaria (excl. Kalyptorhynchia) of the Swedish South Polar Expedition 1901-1903 / by Einar Westblad. - Stockholm : Norstedt & Soner, 1952. - 55 p. : ill. ; 25 cm. - Further zoological results of the Swedish Antarctic Expedition, 1901-1903 ; 4.8 .
Turbellaria (excl. Kalyptorhynchia) of the Swedish South Polar Expedition 1901-1903 / by Einar Westblad. - Stockholm : Norstedt & Soner, 1952. - 55 p. : ill. ; 25 cm. - Further zoological results of the Swedish Antarctic Expedition, 1901-1903 ; 4.8 .