The Silurian graptolite GENERA streptograptus and pseudostreptograptus

Journal of Systematic Palaeontology

Volumn 2, Issue 2, 2004, Pages 65-93

  Loydell, David K ^a   Maletz, Jörg ^b  

^a UNIVERSITY OF PORTSMOUTH   (United Kingdom)

^b UNIVERSITY AT BUFFALO   (United States)

Author keywords

Graptoloid; Llandovery; Osmundsberget; Sweden; Telychian

Indexed keywords

EID: 33646543481     PISSN: 14772019     EISSN: 14780941     Source Type: Journal    
DOI: 10.1017/S1477201904001117     Document Type: Article

References (50)

1. Baily, W. H., 1871. “ Palaeontological remarks ”. In Explanatory memoir to accompany Sheets 49,50 and part of 61 of the maps of the Geological Survey of Ireland including the country around Downpatrick, and the shores of Dundrum Bay and Strangford Lough, County of Down., Edited by:Traill, W. A, and Egan, F. W. 22–23. 71Dublin and London:Alexander Thom.
2. Bates, D. E. B., and Kirk, N. H., 1991. The ultrastructure, mode of construction and functioning of a number of Llandovery ancorate diplograptid and retiolitid graptolites. Modern Geology, 17:1–270. pls 1–20
3. Bergström, S., Huff, W. D., and Kolata, D. R., 1998. The lower Silurian Osmundsberg K-bentonite. Part 1:stratigraphic position, distribution and palaeogeographic significance. Geological Magazine, 135:1–13.
4. Bjerreskov, M., 1975. Llandoverian and Wenlockian graptolites from Bornholm. Fossils and Strata, 8:1–94. pls 1–13
5. Bogolepova, O. K., Gubanov, A. P., and Loydell, D. K., 2000. New data on the Silurian of Severnaya Zemlya, Russian Arctic. Geologiska Foren-ingens i Stockholm Forhandlingar, 122:385–388.
6. Boucek, B., 1932. Predbežná zpráva o nekterých nových druzích graptolitu z cesk?eho Gotlandienu (čast II). ´Vestník Státního Geologického ústavu Republiky Čskoslovenské, 8:150–155.
7. Bulman, O. M. B., 1969. “ ‘Prothecal folds’ and the origin of Dicellograptus ”. In Stratigraphy and palaeontology:essays in honour of Dorothy Hill., Edited by:Campbell, K. S. W. 3–16. Canberra:Australian National University Press.
8. Chen, X., 1984. Silurian graptolites from southern Shaanxi and northern Sichuan with special reference to the classification of Monograptidae. Palaeontologia Sinica, New Series B, 166:1–102. pls 1–19
9. Chen, X.. On Streptograptus and its paleoautecology. Selected papers from the 13th and 14th Annual Conventions of the Palaeontological Society of China. pp. 115–137. pls 1–3
10. Grahn, Y., 1998. Lower Silurian (Llandovery-Middle Wenlock) Chitinozoa and biostratigraphy of the mainland of Sweden. Geologiska Foreningens i Stockholm Forhandlingar, 120:273–283.
11. Howe, M. P. A., 1983. Measurement of thecal spacing in graptolites. Geological Magazine, 20:635–638.
12. Hutt, J. E., Rickards, R. B., and Skevington, D., 1970. Isolated Silurian graptolites from the Bollerup and Klubbudden Stages of Dalarna, Sweden. Geologica et Palaeontologica, 4:1–23.
13. Lapworth, C., 1873. Notes on the British graptolites and their allies. 1. On an improved classification of the Rhabdophora. Geological Magazine, 10(1):500–504. 555–560. table 1
14. Chen, X.. 1876. On Scottish Monograptidae. Geological Magazine, 3(2):308–321. 350–360. 499–507. 544–552. pls 10–13, 20
15. Loydell, D. K., 1990. On the graptolites described by Baily (1871) from the Silurian of Northern Ireland and the genus Streptograptus Yin. Palaeontology, 33:937–943.
16. Chen, X.. 1991. The biostratigraphy and formational relationships of the upper Aeronian and lower Telychian (Llandovery, Silurian) formations of western mid-Wales. Geological Journal, 26:209–244.
17. Chen, X.. 1992. Upper Aeronian and lower Telychian graptolites from western mid-Wales. Part 1. Palaeontographical Society Monograph, 146:1–55. pl. 1
18. Chen, X.. 1993. Upper Aeronian and lower Telychian graptolites from western mid-Wales. Part 2. Palaeontographical Society Monograph, 147:56–180. pls 2–5
19. Chen, X.. 1994. “ Intraspecific variation in a Llandovery monograptid from Sweden ”. In Graptolite research today, Edited by:Chen, Xu, Erdtmann, B.-D., and Yu-nan, Ni. 95–100. Nanjing:Nanjing University Press.
20. Chen, X.. 1996. Globosograptus Boucek and P??ribyl in P?ribyl, 1948 (Silurian; Graptoloidea) is a synonym of Streptograptus Yin, 1937. Journal of Paleontology, 70:891–892.
21. Chen, X.. 1998. Early Silurian sea-level changes. Geological Magazine, 135:447–471.
22. Chen, X. and Cave, R., 1993. The Telychian (Upper Llandovery) stratigraphy of Buttington Brick Pit, Wales. Newsletters on Stratigraphy, 29:91–103.
23. Chen, X. and Cave, R., 1996. The Llandovery-Wenlock boundary and related stratigraphy in eastern mid-Wales with special reference to the Banwy River section. Newsletters on Stratigraphy, 34:39–64.
24. Chen, X. and Chen, X., 1991. Streptograptus Yin, 1937 (Graptolithina):proposed designation of Graptolithus plumosus Baily, 1871 as the type species. Bulletin of Zoological Nomenclature, 48:236–237.
25. Chen, X. and Maletz, J., 2003. Isolated ’Monograptus’ gemmatus from the Silurian of Osmundsberget, Sweden. Geologiska Foreningens i Stockholm Forhandlingar, 124:193–196.
26. Chen, X. and Zhao, Y.-h., 1990. Studies of some monograptids using the scanning electron microscope. Acta Palaeontologica Sinica, 29:331–336. pls 1–3
27. Chen, X., Kaljo, D., and Männik, P., 1998. Integrated biostratigraphy of the lower Silurian of the Ohesaare core, Saaremaa, Estonia. Geological Magazine, 135:769–783.
28. Chen, X., Männik, P., and Nestor, V., 2003. Integrated biostratigraphy of the lower Silurian of the Aizpute-41 core, Latvia. Geological Magazine, 140:205–229.
29. Chen, X., Štorch, P., and Melchin, M. J., 1993. Taxonomy, evolution and biostratigraphical importance of the Llandovery graptolite Spirograptus. Palaeontology, 36:909–926.
30. Lukasik, J. J., and Melchin, M. J., 1994. Atavograptus primitivus (Li) from the earliest Silurian of Arctic Canada:implications for monograptid evolution. Journal of Paleontology, 68:1159–1163.
31. Chen, X. and _____. 1997. Morphology and classification of some early Silurian monograptids (Graptoloidea) from the Cape Phillips Formation, Canadian Arctic Islands. Canadian Journal of Earth Sciences, 34:1128–1149.
32. Maletz, J., 2001. Graptolite research in Germany. Geologica Saxonica, 46/47:169–180.
33. Chen, X. and Reich, M., 1997. Llandovery radiolarians and sponge spicules from the Siljan district, Sweden. Greifswalder Geowissenscaftliche Beitrage, 4:101–111.
34. Melchin, M. J., and Koren’, T. N., 2001. Morphology and phylogeny of some early Silurian (mid-Rhuddanian) monograptid graptolites from the South Urals of Russia. Journal of Paleontology, 75:165–185.
35. Mullins, G. L., and Loydell, D. K., 2001. Integrated Silurian chitinozoan and graptolite biostratigraphy of the Banwy River section, Wales. Palaeontology, 44:731–781.
36. Mu, A. T., 1957. Some new or little known graptolites from the Ningkuo Shale (lower Ordovician) of Changshan, western Chekiang. Acta Palaeontologica Sinica, 5:369–437.
37. Ni, Y.-n., 1978. Lower Silurian graptolites from Yichang, western Hubei. Acta Palaeontologica Sinica, 17:387–420. pls 1–4
38. Nicholson, H. A., 1868. On the graptolites of the Coniston Flags; with notes on British species of the genus Graptolites. Quarterly Journal of the Geological Society of London, 24:521–545. pls 19–20
39. Noble, P. J., and Maletz, J., 2000. Radiolariafrom the Telychian (Llandovery, early Silurian) of Dalarna, Sweden. Micropaleontology, 46:265–275.
40. Palmer, D, and Rickards, B, eds. 1991. Fossils illustrated:graptolites:writing in the rocks., 182Woodbridge, Suffolk:Boydell Press. 138 pls
41. Štorch, P., and Serpagli, E., 1993. Lower Silurian graptolites from southwestern Sardinia. Bollettino della Societa Paleontologica Italiana, 32:3–57.
42. Suess, E., 1851. Über böhmische Graptolithen. Naturwissenschaftliche Abhandlungen, 4(4):87–134. pls 7–9
43. Törnquist, S. L., 1881. Om några graptolitarter från Dalarne. Geologiska Föreningens i Stockholm Förhandlingar, 5:434–445. pl. 17
44. Chen, X.. 1892. Undersokningar öfver Siljansområdets graptoliter. II. Lunds Uni-versitets Årsskrifter, 28:1–47. pls 1–3
45. Williams, S. H., and Clarke, L. C., 1999. Structure and secretion of the graptolite prosicula, and its application for biostratigraphical and evolutionary studies. Palaeontology, 42:1003–1015.
46. Yin, T. H., 1937. Brief description of the Ordovician and Silurian fossils from Shihtien. Bulletin of the Geological Society of China, 16:281–302. pls 1–2
47. Zalasiewicz, J. A., 1994. Middle to late Telychian (Silurian:Llandovery) graptolite assemblages of central Wales. Palaeontology, 37:375–396.
48. Chen, X. and Howe, M. P. A., 2003. A case of profound astogenetic metamorphosis:the structure and affinities of Awarograptus nodifer (Tornquist, 1881). Scottish Journal of Geology, 39:45–49.
49. Chen, X., Rushton, A. W. A, Hutt, J. E, and Howe, M. P. A, eds. 2000. Atlas of graptolite type specimens:folio 1., ii + 100London:Palaeontographical Society.
50. Zhang, Y.-D., and Fortey, R. A., 2001. The proximal development and thecal structure of the Ordovician graptolites Tylograptus and Sinograptus. Palaeontology, 44:553–573.