Plate 18
Figures:
1-4 Lithelius minor Jörgensen; 1, VS-R-71a, 1-3cm, X20/0, 300x; 2, VS-R-71a, 1-3cm. N13/3, 300x; 3, VS-R-71a, l-3cm, N30/4, 300x; 4, VS-R-71a, 1-3cm, D7/2, 300x.
5-6 Lithelius ? sp.; 5, VS-R-27b, 1-3cm, C39/0, 300x; 6, VS-R-27b, 1-3cm, D46/2, 300x.
7-8 Larcospira quadrangula Haeckel; 7, incomplete specimen, VS-R-60a, 3-5cm, E41/2, 300x; 8, VS-R-60b, 3-5cm, R34/3, 300x.
9-10 Spirema sp.; 9, VS-R-27b, 1-3cm, J19/2, 300x; 10, incomplete outer shell, VS-R-27b, 1-3cm, Q51/1, 300x.
11-13 Discopyle ? sp.; 11, internal pylodiscid shell, VS-R-81a, 1-3cm, E28/3, 300x; 12, VS-R-60b, 3-5cm, G32/0, 300x; 13, VS-R-184b, 1-3cm, X18/3, 300x.
14-16 Hexapyle dodecantha Haeckel; 14, VS-R-27b, 1-3cm, Y17/0, 300x; 15, VS-R-81a, 1-3cm, X51/2, 300x; 16, VS-R-92a, 1-3cm, H17/1, 300x.
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