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

sulcatus, [333].

Xiphodictya, [503].

amphibelonia, [503].

amphirrhopalia, [504].

staurospira, [504].

heliospira, [504].

Xiphoptera, [777].

dodecactena, [778].

icosactena, [778].

tessaractena, [778].