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

pentasterias, [1564].

rotundus, [1565].

sirius, [1566].

speculum, [1565].

stauracanthus, [1564].

Distriactis, [436].

alternatus, [437].

amphithectus, [437].

corallanthus, [437].

lirianthus, [436].