Catalog of Recent type specimens in the Department of Invertebrates, American Museum of Natural History 3 "Parasitica" (phyla Platyhleminthes, Rhombozoa, and Pentastomida) and Gastrotricha (supplement) - Boyko, Christopher B. (American Museum of Natural History, 1996)

Catalog of Recent type specimens in the Department of Invertebrates, American Museum of Natural History 3 "Parasitica" (phyla Platyhleminthes, Rhombozoa, and Pentastomida) and Gastrotricha (supplement) - Boyko, Christopher B. (American Museum of Natural History, 1996)

Further zoological results of the Swedish Antarctic Expedition 1901-1903 : under the direction of Dr. Otto Nordenskjöld - Bock, Sixten, 1884 -1946 (Norstedt, 1901)

Further zoological results of the Swedish Antarctic Expedition 1901-1903 : under the direction of Dr. Otto Nordenskjöld - Bock, Sixten, 1884 -1946 (Norstedt, 1901)