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

sinuosa, [1347].

sphærogaster, [1349].

spinosa, [1169].

surena, [1339].

tetracantha, [1371].

thyrsoceras, [1338].

triacantha, [1350].

tridactyla, [1339].

tripodiscus, [1338].

tripus, [1349].