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

bulla, [1311].

lagena, [1310].

macroceros, [1310].

nidus, [1311].

pyriformis, [1310].

staurocephala, [1311].

Sethocapsida, [1309].

Sethocephalus, [1298].

eucecryphalus, [1298].

platycryphalus, [1298].