Report on the Radiolaria Collected by H.M.S. Challenger During the Years 1873-1876, Second Part: Subclass Osculosa; Index / Report on the Scientific Results of the Voyage of H.M.S. Challenger During the Years 1873-76, Vol. XVIII

by Ernst Haeckel

bivalvis, [1751].

davidoffi, [1751].

maximus, [1752].

sedecimalis, [1751].

Cœlothauma, [1750].

duodenum, [1750].

Cœlotholida, [1749].

Cœlotholus, [1749].

ancoratus, [1749].

cruciatus, [1749].