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

tessaromma, [1062].

triomma, [1060].

Petalospyrissa, [1061].

Petalospyromma, [1062].

Phacodiscaria, [409].

Phacodiscida, [419].

Phacodiscus, [424].

clypeus, [425].

echiniscus, [425].

grandis, [425].