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

sceptrophora, [1625].

spathillata, [1624].

spathophora, [1625].

spinosa, [1627].

tetrodon, [1623].

trifurca, [1626].

trigonopa, [1622].

triodon, [1623].

undulata, [1627].

verticillata, [1624].