Central capsules small, quite irregularly formed, roundish-polyhedral or depressed-polygonal, transparent, without oil-globules. Often many extracapsular oil-vesicles in the common jelly-body between the central capsules. Membrane very thin and delicate.
Dimensions.—Diameter of the central capsules 0.02 to 0.08.
Habitat.—Mediterranean, Messina, Haeckel; Naples, Brandt; surface.
12. Collozoum stellatum, n. sp.
Collodastrum stellatum, Haeckel, 1882, Manuscript.
Central capsules star-shaped, irregularly radiating, with a great number (eight to twenty or more) of radial, short, conical, acute processes, very variable in size and number. Membrane thin. In every capsule several (four to eight) oil-globules.
Dimensions.—Diameter of the central capsules 0.12 to 0.2.
Habitat.—Central Pacific, Station 274, surface.
13. Collozoum amœboides, n. sp. (Pl. [3], figs. 4, 5).
Collodastrum amœboides, Haeckel, 1882, Manuscript.