Bryozoa of the Pacific coast of America - Osburn, Raymond C. (Raymond Carroll), 1872 -1955 (University of Southern California Press, 1950)

The bryozoa of the Woods Hole region - Osburn, Raymond C. (Raymond Carroll), 1872 -1955 (Govt. Print. Off, 1912)

Bryozoans from Bali, Lombok, and Komodo - Winston, Judith E. (American Museum of Natural History, 1986)

Die bryozoen, gesammelt während der dritten und vierten polarfahrt des "Willem Barents" in den jahren 1880-1881 - Vigelius, Wilhelm Joh. (Tj. van Holkema, 1884)

Bulletin - United States National Museum (G.P.O, 1915)

Bulletin - United States National Museum (G.P.O, 1917)

Bulletin - United States National Museum (G.P.O, 1929)

Bulletin - United States National Museum (G.P.O, 1918)

Bulletin - United States National Museum (G.P.O, 1920)

Bulletin - United States National Museum (G.P.O, 1923)

Bulletin - United States National Museum (G.P.O, 1933)