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

palmanthus, [437].

Dizonium, [635].

amphacanthum, [636].

circulare, [635].

ellipticum, [635].

octacanthum, [636].

pleuracanthum, [636].

stauracanthum, [636].

transversum, [635].

Dodecaspis, [834].