Berthelsen, O. “Studies on the Bryozoan Species Coscinopleura Elegans and Coscinopleura Angusta N. Sp. From the Senonian and Danian Deposits of Denmark”. Danmarks Geologiske Undersøgelse IV. Række, vol. 3, no. 3, Dec. 1948, pp. 1-15, doi:10.34194/raekke4.v3.6996.