Plate 6
Figure 1. Druppatractus sp. Chen.
Sample 323-2, CC; x270.
Figure 2. Theocalyptra bicornis spongothorax Chen.
Sample 325-5, CC; x340.
Figure 3. Theocalyptra bicornis spongothorax Chen.
Sample 325-5, CC; x310.
Figure 4. Theocalyptra bicornis spongothorax Chen.
ELTANIN 34-5, 360 cm; x350.
Figure 5. Stylatractus universus Hays.
Sample 323-2, CC; x310. (Early Pliocene form,
specimen tilted along polar axis.)
Figure 6. Stylatractus universus Hays.
Sample 323-2, CC; x340 (early Pliocene form).
Figure 7. Stylatractus universus Hays.
Sample 324-1-5, 58-59 cm; x280 (Pleistocene form).
Figure 8. Triceraspyris coronatus n. sp.
Sample 323-2-1, 132-134 cm; x320.
Figure 9. Triceraspyris coronatus n. sp.
Sample 323-2-1, 132-134 cm; x320.
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