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

Plagiacantha, [909].

abietina, [910].

arachnoides, [910].

dodecantha, [910].

elatine, [911].

furcata, [910].

verticillata, [910].

Plagiacanthida, [898].

Plagiocarpa, [914].

procortina, [914].