Diverse organic-walled fossils, including 'possible dinoflagellates,' from the early Neoproterozoic of arctic Canada

Geology

Volumn 26, Issue 11, 1998, Pages 963-966

  Butterfield, Nicholas J ^a   Rainbird, Robert H ^b  

^a UNIVERSITY OF CAMBRIDGE   (United Kingdom)

^b GEOLOGICAL SURVEY OF CANADA   (Canada)

Author keywords

[No Author keywords available]

Indexed keywords

ARCTIC CANADA; DINOFLAGELLATE CYSTS; FOSSIL RECORDS; MOLECULAR PHYLOGENETIC ANALYSIS; NEOPROTEROZOIC; SHALLOW WATERS; UNDER-SAMPLING; WALL STRUCTURE;

GEOLOGY;

ACRITARCH; BIOSTRATIGRAPHY; CYANOBACTERIUM; PROTEROZOIC;

CANADA; NORTHWEST TERRITORIES; VICTORIA ISLAND;

DINOFLAGELLATA; PROTISTA;

EID: 84879882947     PISSN: 00917613     EISSN: None     Source Type: Journal    
DOI: 10.1130/0091-7613(1998)026<0963:DOWFIP>2.3.CO;2     Document Type: Article

References (23)

1. Asmerom, Y., Jacobsen, S. B., Knoll, A. H., Butterfield, N. J., and Swett, K., 1991, Strontium isotopic variations of Neoproterozoic seawater: Implications for crustal evolution: Geochimica et Cosmochimica Acta, v. 55, p. 2883-2894.
2. Butterfield, N. J., 1995, Secular distribution of Burgess Shale-type preservation: Lethaia, v. 28, p. 1-13.
3. Butterfield, N. J., and Chandler, 1992, Palaeoenvironmental distribution of Proterozoic microfossils, with an example from the Agu Bay Formation, Baffin Island: Palaeontology, v. 35, p. 943-957.
4. Butterfield, N. J., Knoll, A. H., and Swett, K., 1990, A bangiophyte red alga from the Proterozoic of arctic Canada: Science, v. 250, p. 104-107.
5. Butterfield, N. J., Knoll, A. H., and Swett, K., 1994, Paleobiology of the Neoproterozoic Svanbergfjellet Formation, Spitsbergen: Fossils & Strata, v. 34, 84 p.
6. Evitt, W. R., 1985, Sporopollenin dinoflagellate cysts: Their morphology and interpretation: Tulsa, Oklahoma, American Association of Stratigraphic Palynologists, 333 p.
7. Grotzinger, J. P., Bowring, S. A., Saylor, B. Z., and Kaufman, A. J., 1995, Biostratigraphic and geochronologic constraints on early animal evolution: Science, v. 270, p. 598-604.
8. Hermann, T. N., 1990, Organic world billion years ago: Leningrad, Nauka, 49 p.
9. Hofmann, H. J., and Rainbird, R. H., 1995, Carbonaceous megafossils from Neoproterozoic Shaler Supergroup, Victoria Island, Arctic Canada: Palaeontology, v. 37, p. 721-731.
10. Knoll, A. H., 1992, The early evolution of the eukaryotes: A geological perspective: Science, v. 256, p. 622-627.
11. Knoll, A. H., 1994, Proterozoic and Early Cambrian protists: Evidence for accelerating evolutionary tempo: National Academy of Sciences, Proceedings, v. 91, p. 6743-6750.
12. Knoll, A. H., 1996, Archean and Proterozoic paleontology, in Jansonius, J., and McGregor, D. C., eds., Palynology: Principles and applications: Dallas, American Association of Stratigraphic Palynologists Foundation, v. 1, p. 51-80.
13. Kumar, S., and Rzhetsky, A., 1996, Evolutionary relationships of eukaryotic kingdoms: Journal of Molecular Evolution, v. 42, p. 183-193.
14. Moldowan, J. M., Dahl, J., Jacobson, S. R., Huizinga, B. J., Fago, F. J., Shetty, R., Watt, D. S., and Peters, K. E., 1996, Chemostratigraphic reconstruction of biofacies: Molecular evidence linking cyst-forming dinoflagellates with pre-Triassic ancestors: Geology, v. 24, p. 159-162.
15. Philippe, H., and Adoutte, A., 1998, The molecular phylogeny of eukaryota: solid facts and uncertainties, in Coombs, G. H., Vickerman, K., Sleigh, M. A., and Warren, A., eds., Evolutionary relationships among Protozoa: London, Chapman & Hall, p. 25-56.
16. Rainbird, R. H., Jefferson, C. W., and Young, G. M., 1996, The early Neoproterozoic sedimentary Succession B of northwestern Laurentia: Correlations and paleogeographic significance: Geological Society of America Bulletin, v. 108, p. 454-470.
17. Sarjeant, W. A. S., 1978, Arpylorus antiquus Calandra, emend., a dinoflagellate cyst from the Upper Silurian: Palynology, v. 2, p. 167-179.
18. Stancliffe, R. P. W., and Sarjeant, W. A. S., 1990, The complex chorate dinoflagellate cysts of the Bathonian to Oxfordian (Jurassic): Their taxonomy and stratigraphic significance: Micropaleontology, v. 36, p. 197-228.
19. Stiller, J. W., and Hall, B. D., 1997, The origin of red algae: Implications for plastid evolution: National Academy of Sciences, Proceedings, v. 94, p. 4520-4525.
20. Summons, R. E., and Walter, M. R., 1990, Molecular fossils and microfossils of prokaryotes and protists from Proterozoic sediments: American Journal of Science, v. 290-A, p. 212-244.
21. Summons, R. E., Thomas, J., Maxwell, J. R., and Boreham, C. J., 1992, Secular and environmental constraints on the occurrence of dnosterane in sediments: Geochimica et Cosmochimica Acta, v. 56, p. 2437-2444.
22. Vidal, G., and Ford, T. D., 1985, Microbiotas from the Late Proterozoic Chuar Group (northern Arizona) and Uinta Mountain Group (Utah) and their chronostratigraphic implications: Precambrian Research, v. 28, p. 349-389.
23. Vidal, G., and Moczydlowska-Vidal, M., 1997, Biodiversity, speciation, and extinction trends of Proterozoic and Cambrian phytoplankton: Paleobiology, v. 23, p. 230-246.