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

navicula, [1559].

octonaria, [1566].

ornamentum, [1565].

pentasterias, [1564].

polyactis, [1566].

pons, [1559].

ponticulus, [1559].

quadrata, [1559].

quinaria, [1564].

rhombus, [1562].