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

galatheæ, [1492].

galea, [1492].

gemmatum, [1425].

gracile, [1295].

hertwigii, [1491].

heteroporum, [1506].

hexagonatum, [1489].

hillaby, [1402].

hispidum, [1506].

hyperboreum, [1486].