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

spathillatum, [280].

spirale, [279].

verticillatum, [281].

Octopelta, [855].

cultella, [855].

furcella, [856].

scutella, [856].

Octophormis, [1245].

Octopyle, [650].

amphistyle, [651].