Crassiangulina variacornuta sp. nov. from the late Llandovery and its bearing on Silurian and Devonian acritarch taxonomy

Bulletin de la Societe Geologique de France

Volumn 174, Issue 1, 2003, Pages 67-81

  Wauthoz, Bastien ^a   Dorning, Ken J ^b   Le Hérissé, Alain ^c  

^a UNIVERSITY OF LIÈGE   (Belgium)

^b UNIVERSITY OF SHEFFIELD   (United Kingdom)

^c UNIVERSITÉ DE BRETAGNE OCCIDENTALE   (France)

Author keywords

Acritarch; Balonia; Biometry; Crassiangulina spp.; Crassiangulina variacornuta sp. nov.; Morphological variability; Silurian; Telychian

Indexed keywords

ACRITARCH; BIOMETRY; BIOSTRATIGRAPHY; DEVONIAN; MORPHOLOGY; NEW SPECIES; SILURIAN;

ALGERIA; BELGIUM; BRAZIL; ENGLAND; LIBYAN ARAB JAMAHIRIYA; SAUDI ARABIA; SWEDEN; UNITED KINGDOM;

CRASSIANGULINA; CRASSIANGULINA GROTESCA; CRASSIANGULINA TESSELITA; CRASSIANGULINA VARIACORNUTA;

EID: 0037222735     PISSN: 00379409     EISSN: None     Source Type: Journal    
DOI: 10.2113/174.1.67     Document Type: Article

References (53)

1. ALDRIDGE R.J. (1972). - Llandovery conodonts from the Welsh Borderland. - Bull. Brit. Mus. (Nat. Hist.), Geol. ser., 22, 2, 127-231.
2. ALDRIDGE R.J., JEPPSSON L. & DORNING K.J. (1993). - Early Silurian oceanic episodes and events. - J. Geol. Soc., London, 150, 501-13.
3. AL-HAJRI S. & OWENS B. (2000). - Sub-surface palynostratigraphy of the Palaeozoic of Saudi Arabia In : S. AL-HAJRI & B. OWENS Eds., Stratigraphic palynology of the Palaeozoic of Saudi Arabia. - CIMP special volume, Gulf PertoLink, 10-17.
4. BECK J.H. & STROTHER P.K. (1997). - Acritarchs from the Silurian section at Arisaig. Nova Scotia, Canada : paleoecology. In : O. FATKA & T. SERVAIS Eds., Acritarchs in Praha. - Acta Univer. Carol. -Geol., 40 3-4, 321-34.
5. BRIDGES P.H. (1972). - The sedimentology of a marine transgression : as exemplified by the Llandovery transgression in Wales and the Welsh Borderland. - Unpublished PhD thesis Department of Geology University of Reading, 125 p.
6. BRIDGES P.H. (1975). - The transgression of a hard substrate shelf : the Llandovery (Lower Silurian) of the Welsh borderland. - J. Sediment. Petrol., 45, 1, 79-94.
7. BROOKS I.P. & DORNING K.J. (1997). - The assessment of temperature in deliberately heat treated flints and cherts. In : R. SCHILD & Z. SULGOSTOWSKA Eds., Man and flint. - Institute of Archaeology and Ethnology, Polish Academy of Sciences, 185-88.
8. BURMANN G. (1970). - Weitere organische Mikrofossilien aus dem unteren Ordovizium. - Paläontol. Abhandl., Abt. B, 2, 4, 635-352.
9. COCKS L.R.M. & MCKERROW W.S. (1984). - Review of the distribution of the commoner animals in Lower Silurian benthic communities. - Palaeontology, 27, 4, 663-70.
10. CRAMER F.H. (1964). - Microplankton from three Palaeozoic formations in the Province of León, NW-Spain. - Leidse Geol. Meded., 30, 253-360.
11. CRAMER F.H. (1966). - Oegispheres and other microfossils incertae sedis of the San Pedro Formation (Siluro-Devonian boundary) near Valporquero, Leon, NW Spain. - Instituto Geologico y Minero de España. notas y communicaciones, 86, 75-94.
12. CRAMER F.H. & DIEZ M.D.C.R. (1972). - North American Silurian palynofacies and their spatial arrangement : Acritarchs. - Palaeontographica, Abt. B, 138, 5-6, 107-80.
13. CRAMER F.H., DIEZ M.D.C.R., RODRIGUEZ R.M. & FOMBELLA M.A. (1976). - Acritarcos de la Formacion San Pedro (Silurico superior) de Torrestio, Provincia de Leon, Espana. - Rev. Esp. Micropal., 8, 3, 439-52.
14. DEUNFF J. (1954). - Veryhachium, genre nouveau d'Hystricosphères du Primaire. - C. R. somm. Soc. géol. Fr., 13, 305-06.
15. DORNING K.J. (1981). - Silurian acritarchs from the type Wenlock and Ludlow of Shropshire, England. - Rev. Palaeobot. Palynol., 34, 175-203.
16. DORNING K.J. & BELL D.G. (1987). - The Silurian carbonate shelf microflora : acritarch distribution in the Much Wenlock Limestone Formation In : M.B. HART Eds., Micropaleontology of carbonate environments. - Ellis H., 266-87.
17. DOWNIE C. (1963). - Hystrichospheres (Acritarchs) and spores of the Wenlock Shales (Silurian) of Wenlock, England. - Palaeontology, 6. 4, 625-52.
18. EVITT, W.R. (1963). - A discussion and proposal concerning fossil dinoflagellates, hystricospheres, and acritarchs. 1. - Proc. National Academy of Sciences of the United States of America, 49, 158-64.
19. FOOTE M. (1991). - Morphologic patterns of diversification : examples from trilobites. - Palaeontology, 34, 2, 461-85.
20. FOOTE M. (1993). - Discordance and concordance between morphological and taxonomic diversity. - Paleobiology, 19, 2, 185-204.
21. GOULD S.J. (1991). - The disparity of the Burgess Shale arthropod fauna and the limits of cladistic analysis : why we must strive to quantify morphospace. - Paleobiology, 71, 4, 411-23.
22. GRAHN Y. (1992). - Revision of Silurian and Devonian strata in Brazil. - Palynology, 16, 35-61.
23. HILL P.J. (1974a). - Acritarchs from the Llandovery and lower Wenlock of Wales and the Welsh Borderland. - Unpublished Ph. D. thesis, Department of Geology, University of Sheffield, 283 p.
24. HILL P.J. (1974b). - Stratigraphic palynology of acritarchs from the type area of the Llandovery and Welsh Borderland. - Rev. Palaeobot. Palynol., 18, 11-23.
25. HILL P.J. & DORNING K.J. (1984). - Appendix 1. Acritarchs. In : L.R.M. COCKS, N.H. WOODCOCK R.B. RICKARDS, J.T. TEMPLE & P.D. LANE Eds., The Llandovery Series of the type area. - Bull. British Mus. (Nat. Hist.), Geol.y Ser., 38, 174-76.
26. e Congrès international de stratigraphie et de géologie du Carbonifère, Krefeld, August 1971, v.1, 295-311.
27. JARDINÉ S., COMBAZ A., MAGLOIRE L., PENIGUEL G. & VACHEY G. (1974). - Distribution stratigraphique des acritarches dans le Paléozoïque du Sahara Algérien. - Rev. Palaeobot. Palynol., 18, 1-2, 99-129.
28. JOHNSON M.E. (1996). - Stable cratonic sequences and a standard for Silurian custasy. In : B.J. WITZKE, G.A. LUDVIGSON & J. DAY Eds., Paleozoic stratigraphy : Views from the North American Craton. - Geol. Soc. Amer. Spec. Pap., 306, 203-11.
29. KEEGAN J.B., RASUL S.M. & SHAHEEN Y. (1990). - Palynostratigraphy of the Lower Palaeozoic, Cambrian to Silurian, sediments of the Hashemite Kingdom of Jordan. - Rev. Paleobot. Palynol., 66, 167-80.
30. LE HÉRISSÉ A. (1989). - Acritarches et kystes d'algues prasinophycées du Silurien de Gotland, Suède. - Palaeont. It., 76, 57-302.
31. LE HÉRISSÉ A. (2000). - Characteristics of the Acritarch recovery in the early Silurian of Saudi Arabia In : S. AL-HAJRI & B. OWENS Eds., Stratigraphic palynology of the Palaeozoic of Saudi Arabia. - - CIMP special volume, Gulf Petrolink, 57-81.
32. LE HÉRISSÉ A., AL-TAYYAR H. & VAN DER EEM H. (1995). - Stratigraphic and palaeogeographical significance of Silurian acritarchs from Saudi Arabia. - Rev. Palaeobot. Palynol., 89, 49-74.
33. LE HÉRISSÉ A., MELO J.H.G., QUADROS L.P., GRAHN Y. & STEEMANS P. (2001). - Palynological characterization and dating of the Tianguá Formation, Serra Grande Group, northern Brazil In : J.H.G. MELO & G.J.S. TERRA Eds., Correlaçâo de seqüências Paleozóicas Sul-Americanas. - Editeurn ville, 25-40.
34. LISTER T.R. (1970). - The acritarchs and chitinozoa from the Wenlock and Ludlow Series of the Ludlow and Millichope areas, Shropshire. - Palaeontogr. Soc. Monogr., 124 (publication 528), part 1, 1-100.
35. LOEBLICH A.R. & TAPPAN H. (1971). - New observations of the ultrastructure of Asketopalla an Ordovician acritarch. - J. Paleontol., 45, 5, 899-901.
36. MABILLARD J.E. & ALDRIDGE R.J. (1985). - Microfossil distribution across the base of the Wenlock Series in the type area. - Palaeontology, 28, 1, 89-100.
37. MARTIN F. (1969). - Les acritarches de l'Ordovicien et du Silurien belges. Détermination et valeur stratigraphique. - Mém. Inst. Nat. Sci. Nat. Belgique, 160, 175 p.
38. MOLYNEUX S.G., LE HÉRISSÉ A. & WICANDER R. (1996). - Paleozoic phytoplankton In: J. JANSIONIUS & D.C. MCGREGOR Eds., Palynology: principles and applications. - Amer. Assoc. Stratigraphic Palynologists Foundation, 493-529.
39. PARIS F., VERNIERS J., AL-HAJRI S. & AL-TAYYAR H. (1995). - Biostratigraphy and paleogeographic affinities of early Silurian chitinozoans from central Saudi Arabia. In: B. OWENS, H. AL-TAYYAR, J.G.L.A. VAN DER EEM & S. AL-HAJRI Eds., Palaeozoic palynostratigraphy of the Kingdom of Saudi Arabia. - Rev. Palaeobot. Palynol., 89, 75-90.
40. RUBINSTEIN C. (1997). - Silurian acritarchs from South America : a review In : O. FATKA & T. SERVAIS Eds., Acritarchs in Praha. - Acta Universitatis Carolinae 40 3-4, Geologica, 603-29.
41. SERVAIS T. (1993). - The Ordovician acritarch Frankea. - Sp. Pap. Palaeontol., 48, 79-95.
42. STREEL M., PARIS F., RIEGEL W. & VANGUESTAINE M. (1988). - Acritarch, chitinozoan and spore stratigraphy from the Middle and late Devonian of northeast Libya. In: A. EL-ARNAUTI, B. OWENS & B. THUSU Eds., Subsurface palynostratigraphy of northeast Libya. - Garyounis University Publications, 111-28.
43. SWIRE C. (1993). - The palynology of the lower Wenlock of the type area. Shropshire. In : S.G. MOLYNEUX & K.J. DORNING Eds., Contributions to acritarch and chitinozoan research. - Sp. Pap. Palaeontol., 48, 97-109.
44. VAN GROOTEL G. (1990). - Litho- en Biostratigrafiesche studie met Chitinozoa in het westelijk deel van het Massief van Brabant. - Unpublished Ph. D. thesis Laboratorium voor Paleontologie, Fakulteit der Wetenschappen Rijksuniversiteit Gent, 83 + 108 p.
45. VAN GROOTEL, G., ZALASIEWICZ J., VERNIERS J. and SERVAIS T. (1998). - Chitinozoa and graptolite biozonation of the Aeronian and lower Telychian in the Brabant Massif (Belgium). In: J.C. GUTTIERREZ-MARCO & I. RABANO Eds., 6th International Graptolite Conference (GWG-IPA) and 1998 Field Meeting, IUGS Subcommission on Silurian Stratigraphy. - Temas Geologico- Mineros ITGE, 23, 135-36.
46. VAVRDOVA M., BEK J., DUFKA P. & ISAACSON P.E. (1996). - Palynology of the Devonian (Lochkovian to Tournaisian) sequence, Madre de Dios Basin, northern Bolivia. - Vestnik Ceskeho geologickeho ustavu, 71, 4, 333-49.
47. VECOLI M., TONGIORGI M. & PLAYFORD G. (1999). - The Ordovician acritarchs Frankea breviuscula, F. longiuscula, and F. sartbernardensis : a new study. - Boll. Soc. Paleontol. It., 38, 2-3, 343-58.
48. VERNIERS J., HERBOSCH A., VANGUESTAINE M., GEUKENS F., DELCAMBRE B., PINGOT J-L., BELANGER I., HENNEBERT M., DEBACKER T., SINTUBIN M. & DE VOS W. (2002). - Cambrian-Ordovician-Silurian lithostratigraphic units (Belgium) In: P. BULTYNCK & L. DEJONGHE Eds., Guide to a revised lithostratigraphic scale of Belgium. - Geol. Belg., 4, 1-2, 5-38.
49. WAUTHOZ B. & DORNING K.J. (2001). - Avalonella variacornuta gen. nov et sp. nov., a new distinctive acritarch species for the Upper Llandovery (Silurian) of eastern Avalonia, and its bearing on acritarch taxonomy In: Early Palaeozoic palaeogeographies and biogeographies of western Europe and north Africa : program and abstracts. - 74
50. WAUTHOZ B. & GERARD P. (1999). - Biometric study of some Domasia species (Acritarcha) from the Silurian of the Brabant Massif, Belgium In : M. TONGIORGI & G. PLAYFORD Eds., Studies in Palaeozoic palynology. Selected papers from the CIMP Symposium and workshops. - Bolletino Soc. Pal. It., 38 (2-3), 381-95
51. ZIEGLER A.M. (1965). - Silurian marine communities and their environmental significance. - Nature, 207, July 17th, 270-72.
52. ZIEGLER A.M., COCKS L.R.M. & BAMBACH R.K. (1968a). - The composition and structure of lower Silurian marine communities. - Lethaia, 1, 1-27.
53. ZIEGLER A.M., COCKS L.R.M. & MCKERROW W.S. (1968b). - The Llandovery transgression of the Welsh Borderland. - Palaeontology, 11, 5, 736-82.