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File:U.S. Geological Survey Bulletin 1990-F Plate 1 "Tolypella".png

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Summary

Description
English: [Figures 1-5, x120; figure 6, x516; figures 7-11, x60; figures 12-15, x92; figure 16, x104]

Figures

1-6. Tolypella grambasti Musacchio ssp. arctica n. ssp. Ocean Point, North Slope, Alaska, USA.
1. Holotype, lateral view, n° C.F.2833/86EB39-1.
2, 3. Paratypes, lateral views, n° C.F.2833/86EB57-1, -2.
4, 5. Paratypes, basal and apical views, n° C.F.2833/86EB39-3, -2.
6. Isolated bipartite basal plate.
7-11. Tolypella suprastriata (Holifield) n. comb. Wales Canyon, Utah, USA.
7, 9, 10. Lateral views, n° C.1136-1, -3, -4.
8. Basal view of an internal mould showing the cast of the bipartite basal plate, no C.1136-2.
11. Apical view, n° C.1136-5.
12-15. Tolypella pecki n. sp. East Colton, Utah, USA.
13. Holotype, lateral view, n° C.1143-1.
12, 14, 15. Paratypes, apical, lateral, basal views, n° C.1143-2, -3, -4.
16. Tolypella sp. 1, lateral view.
Date
Source U.S. Geological Survey Bulletin 1990-F: A new Tolypella from the Ocean Point dinosaur locality, North Slope, Alaska, and the Late Cretaceous to Paleocene nitelloid charophytes (p.16)
Author Monique Feist and Elisabeth M. Brouwers

Licensing

Public domain
This image is in the public domain in the United States because it only contains materials that originally came from the United States Geological Survey, an agency of the United States Department of the Interior. For more information, see the official USGS copyright policy.

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