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

galeata, [1208].

hertwigii, [1209].

phalacra, [1208].

sphærocephala, [1209].

Pteractis, [535].

elegans, [535].

Pterocanarium, [1329].

Pterocanidium, [1332].

Pterocanium, [1328].

barbadense, [1318].