Plate 15
Fig. 69. Protoscenium simplex (CL.) JØRG., 660/1. Sea north of Shetland 63° 36'n., 0° 32'e., 11/2 1903. 0 m. (S/S Michael Sars). Somewhat oblique, apical view. Diameter of the network 68µ.
Fig. 70. Euscenium corynephorum JØRG., 450/1. Raftsund, 3/2 1899, 0-260 m. Oblique antapical view. Diameter of the network about 100 µ; longest spines 120 µ.
Fig. 71. Cladoscenium tricolpium (HCK.) JØRG., 450/1. A well developed specimen from the By Fiord (near Bergen), 21/2 1899, 0-50 m. Ventral-lateral view; the spine L1 in front. Network 58 µ high, 75 µ broad. Tophorn protruding 94 µ.
b. The same as a, optical section, showing the most important spines and aches.
Fig. 72. Cladoscenium tricolpium (HCK.) JØRG., very young specimen; 380/1. Hellingvær, 12/1 1899, 0-250 m.
a. Oblique, apical view.
b. Lateral view; the spine L1 in front.
Fig. 73. Cladoscenium tricolpium (HCK.) JØRG., young specimen; 380/1. From the same locality. Apical view.
Fig. 74. Cladoscenium limbatum JØRG. n. sp., 450/1. Sea 40 miles NW of Gaukværø, 19/1 1899, 0-700 m. Lateral view. In the upper part, the outer network is removed.
Fig. 75. Peridium longispinum JØRG. Sea off Aalesund, 61° 56' n., 2° 40' e., 10/2 1903, 0 m. (S/S Michael Sars). A well developed specimen.
a. Ventral view; the "tophorn" downwards; 660/1.
b. The same, lateral-ventral view; the spine in front; 450/1. Diameter of the network 32 µ.
Fig. 76. Peridium longispinum JØRG., 450/1. The Vest Fiord II, 13/1 1899, 0-200 m. The typical form. Cephalis 42 µ high.
a. Lateral-ventral view.
b. Lateral view; the spine L1 in front.
c. Apical view; the very long ventral sagittal spine is seen.
d. The same, lower optical section, showing the meshes about the spines D and V.
Fig. 77. Peridium longispinum JØRG., 450/1. Øxsund, 17/2 1899, 600 m. Not fully developed specimen; dorsal view. Diameter of the network 34 µ.
Fig. 78. Peridium longispinum JØRG., 380/1. Helligvær, 12/1 1899, 0-250 m. Ventral view.
Fig. 79. Peridium longispinum JØRG., 380/1. From the same locality. Lateral view. Cephalis 50 µ long, 42 µ broad. |
