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

procyrtella, [914].

Plagonida, [906].

Plagonidium, [913].

bigeminum, [913].

quadrigeminum, [914].

Plagoniscus, [912].

cortinaris, [913].

euscenium, [912].

nassellaris, [913].

tripodiscus, [912].