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

Dimensions.—Length of the shell 0.03 to 0.04, breadth 0.06 to 0.07; length of the feet 0.1 to 0.2.

Habitat.—Cosmopolitan; Mediterranean, Atlantic, Indian, Pacific, surface.

2. Gazelletta macronema, n. sp. (Pl. [120], figs. 7, 8).

Shell hemispherical, smooth. Feet very long, cylindrical, smooth, in the basal part horizontally expanded, in the distal part strongly curved downwards, without terminal branches.

Dimensions.—Diameter of the shell 0.1 to 0.12, length of the feet 1.2 to 1.6.

Habitat.—Central Pacific, Stations 270 to 274, surface.

3. Gazelletta orthonema, n. sp. (Pl. [120], fig. 10).

Shell hat-shaped, thorny. Feet cylindrical, straight, smooth, widely divergent, without terminal branches.

Dimensions.—Diameter of the shell 0.12 to 0.16, length of the feet 0.3 to 0.5.

Habitat.—Central Pacific, Stations 270 to 274, surface.