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

Tristylospyris, [1032].

clavipes, [1033].

furcata, [1034].

palmipes, [1033].

ramosa, [1034].

scaphipes, [1033].

triceros, [1033].

tripodiscium, [1034].

Tristylospyrula, [1033].

Tristylospyrium, [1034].