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

invaginata, [1662].

monoceros, [1662].

Pharyngellida, [1660].

Pharyngosphæra, [98].

stomodæa, [98].

Phatnacantha, [765].

icosaspis, [765].

tessaraspis, [765].

Phatnasparium, [868].

Phatnaspida, [861].