Plate 4
Figures 14. Pterocanium korotnevi
Figures 5-8. Pterocanium trilobum
Figures 9,10. Lychnocanoma sp. cf. L. grande
Figures 11-15. Dictyophimus crisiae
Figures 16,18,19. Eucyrtidium calvertense
Figure 17. Eucyrtidium matuyamai
Figures 20-23. Eucyrtidium acuminatum
Figures 24-26. Lipmanella dictyoceras
Figure 27. Stichocorys peregrina
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