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

Trissopilium, [1138].

lithomelissa, [1139].

tetraplecta, [1139].

Tristephaniscus, 984,

Tristephanium, [982].

dimensivum, [983].

hertwigii, [983].

octopyle, [983].

quadricorne, [984].

Tristylocorys, [1140].