List of Research Publications:

Maletz, J. & Egenhoff, S.O. (2005): Dendroid graptolites in the Elnes Formation, Oslo region, Norway. Norsk Geologisk Tidskrift, in press.

Alonso, R. & Egenhoff, S.O. (2005): The first geological observations in Argentina and southern Bolivia: The diary of Anton Zacharias Helms (1788/1798). Neues Jahrbuch, in press.

Egenhoff, S.O., Maletz, J., & Erdtmann, B.-D. (2004): Lower Ordovician graptolite biozonation and lithofacies of southern Bolivia: relevance for palaeogeographic interpretations. Geological Magazine, v.141, 287-299.

Martin, U., Breitkreuz, C., Egenhoff, S., Enos, P. & Jansa, L. (2004): Shallow-marine phreatomagmatic eruptions through a semi-solidified carbonate platform (ODP Leg 144, Site 878, Early Cretaceous, MIT Guyot, West Pacific). Marine Geology, v. 204, 251-272.

Egenhoff, S.O. & Lucassen, F. (2003): Chemical and isotopic composition constrain the source of Lower to Upper Ordovician sediments from the Andes of south Bolivia. Journal of Geology, v. 111, 487-497.

Egenhoff, S.O. (2003): Litoestratigrafía y sedimentología del Ordovícico Inferior del sur de Bolivia. Revista Técnica de YPFB, v. 21, 147-156.

Maletz, J. & Egenhoff, S.O. (2003): Lower to Middle Ordovician graptolite biostratigraphy of southern Bolivia. Revista Técnica de YPFB, v. 21, 131-146.

Mundil, R., Zühlke, R., Bechstädt, T., Peterhänsel, A., Egenhoff, S.O., Oberli, F., Meier, M., Brack, P. & Rieber, H. (2003): Cyclicities in Triassic platform carbonates: synchronizing radio-isotope and orbital clocks. Terra Nova, v. 15, 81-87.

Egenhoff, S.O., Maletz, J., Weber, B. & Erdtmann, B.-D. (2002): The Middle Ordovician Jurcuma section - pinpoint for basin evolution in southern Bolivia. Freiberger Forschungshefte, v. C497, 9-17.

Maletz, J., Suarez Soruco, R. & Egenhoff, S. (2002): Silurian (Welock-Ludlow) graptolites from Bolivia. Palaeontology, v. 45, 327-341.

Maletz, J. & Egenhoff, S. (2001): Late Tremadoc to early Arenig graptolite faunas of southern Bolivia and their implications for a worldwide biozonation. Lethaia, v. 34, 47-62.

Erdtmann, B.-D., Weber, B., Schultze, H.-P. & Egenhoff, S.O. (2000): A possible Agnathan plate from the early Arenig (Lower Ordovician) of south Bolivia. Journal of Vertebrate Paleontology, v. 20, 394-399.

Egenhoff, S.O., Peterhänsel, A., Bechstädt, T., Zühlke, R., Grötsch, J. (1999): Facies architecture of an isolated carbonate platform: tracing the cycles of the Latemàr (Middle Triassic, northern Italy). Sedimentology, v. 46, 893-912.

 

Short papers

Egenhoff, S. (2003): Review of Ordovician basin evolution in southern Bolivia. In: Ordovician from the Andes, INSUGEO, Serie Correlación Geológica, v. 17, 409-412.

Egenhoff, S. & Nielsen, A.T. (2003): Comparing Early Ordovician sea-level changes in southern Bolivia and Baltica: a siliciclastic shelf versus a carbonate ramp. In: Ordovician from the Andes, INSUGEO, Serie Correlación Geológica, v. 17, 413-415.

Hildebrandt, C. & Egenhoff, S. (2003): Middle to Upper Ordovician evolution of central Bolivia: a facies reevaluation. In: Ordovician from the Andes, INSUGEO, Serie Correlación Geológica, v. 17, 425-430.

Schönian, F., Egenhoff, S., Marcinek, J. & Erdtmann, B.-D. (1999): Glaciation at the Ordovician-Silurian boundary in southern Bolivia. Acta Universitatis Calolinae, v. 43, 175-178. Prague.

Maletz, J., Egenhoff, S. & Erdtmann, B.-D. (1999): Late Tremadoc to early Arenig graptolite succession of southern Bolivia. Acta Universitas Carolinae. Geologica, v. 43, 29-32, Prague.

Egenhoff, S., Maletz, J. & Erdtmann, B,-D. (1999): Upper Ordovician basin evolution in southern Bolivia. Acta Universitas Carolinae. Geologica, v. 43, 131-132, Prague.

Erdtmann, B.-D. & Egenhoff, S. 1998 - Ordovician graptolite stratigraphy of the South Bolivian Cordillera Oriental and Altiplano. - In: J.C.  Gutierrez-Marco & I. Rabano (eds.), Proceedings 6th Interntl. Graptolite Conference and 1998 Field Meeting IUGS Subcom. on Silurian Stratigraphy, Temas Geológico-Mineros ITGE, v. 23, 174-176, Madrid.

 

Abstracts:

Egenhoff, S. (2004): Characteristics of mud-rich turbidite ramps - the Ordovician Obispo Formation, southern Bolivia. 23nd IAS Meeting of Sedimentology, Coimbra, Portugal, Abstract volume, 106.

Hesse, S., Egenhoff, S. & Weber, B. (2004): Sedimentological constraints on early agnathan habitats from the Ordovician of central Bolivia. 23nd IAS Meeting of Sedimentology, Coimbra, Portugal, Abstract volume, 143.

Egenhoff, S. (2004): The Ordovician succession on Baltica - carbonate ramp or epicontinental sea? The 26th Nordic Geological Winter Meeting, Uppsala, Abstract Volume, GFF, v. 126, 160-161.

Egenhoff, S. & Maletz, J. (2004): Graptolites as a tool in sequence stratigraphy (Lower Ordovician, Sweden). The 26th Nordic Geological Winter Meeting, Uppsala, Abstract Volume, GFF, v. 126, 160.

Maletz, J., Egenhoff, S. & Werner, M. (2004): Graptolite biostratigraphy of the Elnes Formation (Middle Ordovician), southern Scandinavia. The 26th Nordic Geological Winter Meeting, Uppsala, Abstract Volume, GFF, v. 126, 160

Egenhoff, S. & Hildebrandt, C. (2003): Formation of massive sandstone beds by liquefaction-induced sediment extrusion on the Upper Ordovician shelf of central Bolivia. 22nd IAS Meeting of Sedimentology, Opatija, Croatia, Abstract volume, 49.

Egenhoff, S. & Peterhänsel, A. (2003): Lateral variations of sub-Milancovitch cyclicity in the Triassic Latemàr, Dolomites, Northern Italy. 22nd IAS Meeting of Sedimentology, Opatija, Croatia, Abstract volume, 50.

Peterhänsel, A. & Egenhoff, S. (2003): Lateral discrepancies of sub-Milancovitch cycle patterns in the Latemàr, Triassic, Italian Dolomites. Field Symposium on Triassic Geochronology and cyclostratigraphy, St. Christina/Val Gardena, Italy, 46.

Mundil, R., Bechstädt, T., Brack, P., Egenhoff, S., Meier, M., Oberli, F., Peterhänsel, A., Rieber, H. & Zühlke, R. (2003): U/Pb Zircon ages of volcanic ashes within the Latemàr carbonate succession. Field Symposium on Triassic Geochronology and cyclostratigraphy, St. Christina/Val Gardena, Italy, 16.

Egenhoff, S., Hesse, S. & Kostro, F. (2003): Die Bedeutung von Lösungsbahnen, ihr Einfluss auf Sedimentstapelungsmuster und die Abschätzung von Karbonatproduktionsraten am Beispiel der ordovizischen Rampe in Südschweden. First Regional Meeting of SEPM Central European Section, Wilhelmshaven, Germany, Terra Nostra 03/3, 95.

Alonso, R. & Egenhoff, S. (2003): The earliest observations in Argentina and Bolivia: Anton Zacharias Helms (1789/1798). Terra Nostra, vol. 2/2003, 7-8.

Hildebrandt, C. & Egenhoff, S. (2003): Shallow-marine formation of massive sandstone beds by liquefaction-induced sediment extrusion - an example from the Upper Ordovician of central Bolivia. Terra Nostra, vol. 2/2003, 38-39.

Egenhoff, S. & Maletz, J. (2001): Graptolites and their use for sequence stratigraphiy in condensed shale successions (Lower Ordovician, Sweden). Seventh meeting of the Working Group on the Ordovician Geology of Baltoscandia, Kopenhagen, Abstract Volume, 10-11.

Egenhoff, S. & Breitkreuz, C. (2001): Fazielle Entwicklung und stratigraphische Revision oberkarboner Sedimente im Flechtinger Höhenzug (nördlich Magdeburg). Schriftenreihe der Deutschen Geologischen Gesellschaft, Sediment-Tagung, Kurzfassung der Vorträge und Poster, 33.

Schönian, F. & Egenhoff, S. (2000): Roundness, shape and lithology of the pebbles from the Cancaniri tillites in southern Bolivia: Genetic and paleogeographic implications. International Association of Sedimentologists, 20^th Regional Meeting, Dublin, Abstract Volume, 133-134.

Schönian, F., Egenhoff, S. & Erdtmann, B.-D. (2000): refined lithofacies codes for poorly sorted sedimentary rocks (diamictites) with an example from the Upper Ordovician of southern Bolivia. International Association of Sedimentologists, 20^th Regional Meeting, Dublin, Abstract Volume, 131-132.

Peterhänsel, A. & Egenhoff, S. (2000): Cyclomania - Milankovitch cycles in the Triassic of northern Italy refuted. International Association of Sedimentologists, 20^th Regional Meeting, Dublin, Abstract Volume, 46.

Egenhoff, S. & Maletz, J. (2000): Graptolites as indicators for maximum flooding surfaces (Lower Ordovician, Sweden). International Association of Sedimentologists, 20^th Regional Meeting, Dublin, Abstract Volume, 18.

Mundil, R., Ludwig, K.R., Egenhoff, S., Peterhänsel, A., Brack, P. & Oberli, F. (1999): Constraints on the duration of Middle Triassic sedimentary cycles: U/Pb zircon ages from the Latemar carbonate platform (S. Alps, N. Italy). Geological Society of America, Abstracts with Program, v. 31, 424.

Egenhoff, S. (1999): Response of an Upper Cambrian to Lower Ordovician shelf in southern Bolivia to the switch from an extensional to a compressional regime. International Association of Sedimentologists, 19th Regional Meeting, Kopenhagen, 73.

Stehl, J., Egenhoff, S., Maletz, J. & Erdtmann, B.-D. (1999): Sedimentologie einer oberordovizischen Abfolge in Västergötland, Schweden. Terra Nostra 99/4, Sediment-Tagung, Kurzfassung der Vorträge und Poster, 260-261.

Egenhoff, S. (1999): Entwicklung eines Schelfs beim Übergang von extensivem zu kompressivem Regime am Beispiel der oberkambrischen bis unterordovizischen Abfolgen in Südbolivien. Terra Nostra 99/4, Sediment-Tagung, Kurzfassung der Vorträge und Poster, 48.

Egenhoff, S. Weber, B. & Erdtmann, B.-D. 1998 - Ichnofauna trends in a shallowing upward succession from the Arenigian of southern Bolivia. - In: Almond, J. et al. (eds.) "Gondwana 10: "Event Stratigraphy of Gondwana", Jour. African Earth Sci. 27(1A), 63.

Egenhoff, S., Maletz, J. & Erdtmann, B.-D. (1998b): Upper Ordovician sediments in the Altiplano and the Eastern Cordillera of southern Bolivia - implications for basin evolution at the western Gondwana margin. 16. Geowissenschaftliches Lateinamerika-Kolloquium, Bayreuth, 31-32.

Egenhoff, S. & Weber, B. (1998): Ichnofauna trends in a shallowing- and coarsening-upward succession: an example from the Arenigian of southern Bolivia. 15th International Geological Congress, Alicante, 311-312.

Egenhoff, S., Maletz, J. & Erdtmann, B.-D. (1998a): Geometric changes during the development of an intracratonic Ordovician basin in southern Bolivia. 15th International Geological Congress, Alicante, 310-311.

Peterhänsel, A., Egenhoff, S.O. & Bechstädt, T. (1997): The Latemàr high-frequency cycles revisited. Canadian Society of Petroleum Geologist-Society of Economic Paleontologists and Minerologists Joint Convention 1997, Calgary, p. 219.

Egenhoff, S.O., Peterhänsel, A. & Bechstädt, T. (1997): The Latemàr high-frequency cycles - shallowing upward without intertidal? Gaea heidelbergensis, 3, p.123.

Egenhoff, S., Müller, J., Maletz, J. & Erdtmann, B.-D. (1997): Development of an Ordovician back-arc basin in southern Bolivia. CSPG-SEPM Joint Convention, Calgary, 88.

Peterhänsel, A., Egenhoff, S.O. & Bechstädt, T. (1996): The Latemàr high-frequency cycles (Middle Triassic, Dolomites) revisited. Geologia delle Dolomiti, 78a Riunione Estiva, Societa Geologica Italiana, Sankt Kassian/San Cassiano, Abstracts.

Egenhoff, S.O., Peterhänsel, A. & Bechstädt, T. (1996): Facies-architecture of a Middle Triassic, isolated carbonate platform: the Latemàr, Dolomites, northern Italy. Geologia delle Dolomiti, 78a Riunione Estiva, Societa Geologica Italiana, Sankt Kassian/San Cassiano, Abstracts.

Peterhänsel, A., Egenhoff, S.O. & Bechstädt, T. (1995): Paläorelief- und Windward/Leeward-kontrollierte Faziesverteilung auf einer isolierten Karbonatplattform: der Latemàr, Dolomiten, Norditalien. Sediment-Tagung Freiberg, p.144-145.

Peterhänsel, A., Egenhoff, S., Zühlke, R. & Bechstädt, T. (1995): Paleorelief- and windward/leeward-controlled facies distribution: key to the reconstruction of an isolated carbonate platform - the Latemàr, Dolomites, N-Italy. International Association of Sedimentologists, 16th Regional Meeting, Aix-les-Bains, p.118.

Egenhoff, S., Peterhänsel, A., Zühlke, R. & Bechstädt, T. (1995): Facies distribution and paleorelief in an isolated carbonate platform - the Latemàr, Dolomites, N.-Italy. Terra Nostra, 85. Jahrestagung der Geologischen Vereinigung, Bremen, p. 11-12.

Peterhänsel, A., Egenhoff, S., Zühlke, R. & Bechstädt, T. (1994): Vertikale und lateral Faziesänderungen in einer isolierten Karbonatplattform, Latemar, Dolomiten (mittlere Trias, Italien). 146. Jahrestagung der Deutschen Geologischen Gesellschaft, Heidelberg, 117-118.

Egenhoff, S., Peterhänsel, A., Bechstädt, T. & Zühlke, R. (1994): Vertikale und laterale Faziesänderungen in einer isolierten Karbonatplattform, Latemar, Dolomiten (Italien, mittlere Trias). Sediment-Tagung Greifswald, p. 37-38

Egenhoff, S., Peterhänsel, A., Bechstädt, T. & Zühlke, R. (1994): Vertical and lateral facies changes of the Latemar Buildup, Dolomites, northern Italy. International Association of Sedimentologists, 15th Regional Meeting, Ischia, p.164-165.