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

octobelonis, [671].

polybelonis, [671].

quadrigatus, [670].

tetrabelonis, [671].

Tholothauma, [682].

ellipsoides, [682].

Thoracaspis, [862].

bipennis, [862].

circopora, [862].

ellipsoides, [862].