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

Artopilida, [1435].

Artopilium, [1439].

anomalum, [1442].

cornutella, [1441].

cyrtopterum, [1440].

elegans, [1440].

longicorne, [1440].

stichopterygium, [1442].

trifenestra, [1441].

trigonopterum, [1441].