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

wildi, [1653].

xiphodon, [1648].

Challengerida, [1642].

Challengeridium, [1656].

Challengerilla, [1651].

Challengeroma, [1652].

Challengeron, [1654].

balfouri, [1655].

bathybium, [1658].

bethelli, [1658].