The Ecology of the Cambrian Radiation - Andrey Zhuravlev - Chapter 4 ppt

... bulging of the crust and transgression of the platform proceeded. Com- parison of the 87 Sr/ 86 Sr record of the Ediacarian -Cambrian with that of the Cenozoic (Derry et al. 19 94) suggests that the ... of sea level. Na- ture 297 :46 9 47 4. Zhuravlev, A. Yu. and R. A. Wood. 1996. Anoxia as the cause of the mid-Early Cam- brian (Botomian) extinction event. Geo...

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... and sedimentation in the volcanic regions of Kamchatka. Annals of Glaciology 2:1 64 – 169. Williams, G. E. 1975. Late Precambrian gla- cial climate and the earth’s obliquity. Geo- logical Magazine 112 :44 1 46 5. Yakubchuk, ... supported by the Geological Survey of Finland and the Department of Geology of the University of Helsinki and is a contribution to IGCP Projects...

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... typical of deltaic areas. In the prograde delta-front sequence of the Chapel Island Formation of the Nemakit-Daldynian of Avalonia, the higher-energy environments show a preponder- ance of vertical ... 1986. The trace-fossil Diplocra- terion: Evidence of animal-sediment inter- actions in Cambrian tidal deposits. Palaios 1 :47 8 49 1. Crimes, T. P. 1992. The record o...

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... Vorwald 1982). Further re- marks on the evolution of arthropod predatory behavior are made below in the con- text of the evolution of arthropod ecology. 18-C1099 8/10/00 2:19 PM Page 41 5 42 6 Graham ... 6:281– 44 4. Palacios, T. and G. Vidal. 1992. Lower Cam- brian acritarchs from northern Spain: The Precambrian -Cambrian boundary and bio- stratigraphic implications. Geol...

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... development of infauna (Brasier and Lindsay; Droser and Li; Crimes— chapter 13); how the Early Cambrian biota changed the quality of seawater, thereby allowing the radiation of di- verse phototrophic ... included, and there are data on biomarkers. COMMUNITY The theme of community considers the biotas in their ecologic context, from their di- versification to the devel...

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... for 44 2, 47 0, and 48 2 Ma. Between one-fifth and one- third of the poles for the 500, 520, 540 , 560, and 580 Ma calculations lie more than 40 Њ from the APWP. The ages of the mean poles in these ... is closer to 545 Ma (Tucker and McKerrow 1995). The prob- lem of relating the two scales is complicated by the fact that the base of the Tom- motian was taken as...

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... [Facies and stratig- raphy of the Vendian and Cambrian of the western East-European Platform], pp. 24 – 33. Tallin: Academy of Sciences of Esto- nian SSR. Brasier, M. D. 1995. The basal Cambrian transition ... of the Innuitian Belt in the Cana- dian Arctic, which still await solution. There is no general agreement on the paleo- geographic boundaries of Siberia for...

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... 1992. Ion-probe zircon dating of a mid-Early Cambrian tuff in South Australia. Journal of the Geological Society of London 149 :185–192. Daily, B. 1972. The base of the Cambrian and the first Cambrian ... boundary is placed at the base of the Wang- konda Formation and at the base of the trace fossil–bearing sandstones of the Winulta Formation in the Stan...

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... on the appearance of the Cambrian biota in southwestern Mongolia: Implications for the Precambrian -Cambrian boundary. Ge- ological Magazine 133 :41 7 42 8. Lochman, C. 1 947 . Analysis and revision of eleven ... dy- namics of Devonian shell-rich mudstones. Palaeogeography, Palaeoclimatology, Palaeo- ecology 63:109–139. Peach, B. N. and J. Horne, 18 84. Report on the geolog...

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... 2132 11111133 345 632221 342 1 342 1 342 12 2132 NEM TOMMO- TIAN ATDABA- NIAN BOTO- MAN TOYO- NIAN AM- GAN MARJU- MIAN STEP- TOEAN SUN- WAP- TAN DT 0.7080 0.7090 0.7100 40 50 60 70 80 20 40 20 40 60 80 100 120 5 10 60 15 5 10 15 20 100 545 ... Patterns of synecology during the Phanerozoic. In E. C. Dud- ley, ed., The Unity of Evolutionary Biology, 08-C1099 8/10/00 2:08 PM Page...

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