Articles | Volume 25, issue 2
https://doi.org/10.1144/jm.25.2.113
© Author(s) 2006. This work is distributed under
the Creative Commons Attribution 4.0 License.
the Creative Commons Attribution 4.0 License.
https://doi.org/10.1144/jm.25.2.113
© Author(s) 2006. This work is distributed under
the Creative Commons Attribution 4.0 License.
the Creative Commons Attribution 4.0 License.
Early and Middle Miocene dinoflagellate cyst stratigraphy of the Central Paratethys, Central Europe
Gonzalo Jiménez-Moreno
Departamento de Estratigrafía y Paleontología, Universidad de Granada, Fuente Nueva s/n, 18002 Granada, Spain
Laboratoire PaléoEnvironnements et PaléobioSphère (UMR CNRS 5125), Université Cl. Bernard – Lyon 1, 27–43 boulevard du 11 Novembre, 69622 Villeurbanne, France (Current address: Department of Earth and Planetary Sciences, Northrop Hall, University of New Mexico, Albuquerque, New Mexico 87131 and Center for Environmental Sciences & Education, Box 5694, Northern Arizona University, Flagstaff, AZ 86011, USA (e-mail: )
Martin J. Head
Department of Geography, University of Cambridge, Downing Place, Cambridge CB2 3EN, UK (Current address: Department of Earth Sciences, Brock University, St. Catharines, Ontario L2S 3AI, Canada
Mathias Harzhauser
Museum of Natural History, Burgring 7, 1010, Vienna, Austria
Cited articles
P. A., Allen and P., Homewood: Evolution and mechanics of a Miocene tidal sandwave, Sedimentology, 31, 63-81, 1984.
E., Balech: Two new genera of dinoflagellates from California, The Biological Bulletin, 116, 195-203, 1959.
N., Baltes: Microflora from Miocene salt-bearing formation of the pre-Carpathian depression (Rumania), Review of Palaeobotany and Palynology, 2, 183-194, 1967.
N., Baltes: Distribution stratigraphique des dinoflagellés et des acritarches tertiaires en RoumanieIn: (Eds), International Conference on Planktonic Microfossils, Geneva, 1967, Proceedings, 1E.JBrill, Leiden, The Netherlands, 26–45., 1969.
P. N., Benedek and W. A. S., Sarjeant: Dinoflagellate cysts from the middle and upper Oligocene of Tönisberg (Niederrheingebiet): a morphological and taxonomic restudy, Nova Hedwigia, 35, 313-356, 1981.
W. A., Berggren, D. V., Kent and C. C., Swisher: A revised Cenozoic geochronology and chronostratigraphyIn : (Eds), Geochronology, time scales and global stratigraphic correlationSociety of Economic Paleontologists and Mineralogists, Special Publication, 54: 129–212., 1995.
A., Bertini, L., Londeix and R., Maniscalco: Paleobiological evidence of depositional conditions in the Salt Member, Gessoso-Solfifera Formation (Messinian, Upper Miocene) of Sicily, Micropaleontology, 44, 413-433, 1998.
U., Biffi and S. B., Manum: Late Eocene–Early Miocene dinoflagellate cyst stratigraphy from the Marche Region (Central Italy), Bolletino della Società Paleontologica Italiana, 27, 163-212, 1988.
M., Bohn-Havas: Mollusca fauna of Badenian and Sarmatian stages from the borehole Tengelic 2In : (Eds), Palaeontological examination of the geological log of the borehole Tengelic 2Annales Instituti Geologici Publici Hungarici, 65: 200–203., 1982.
H., Brinkhuis: Late Eocene to early Oligocene dinoflagellate cysts from the Priabonian type-area (northeast Italy); biostratigraphy and palaeoenvironmental interpretation, Palaeogeography, Palaeoclimatology, Palaeoecology, 107, 121-163, 1994.
H., Brinkhuis, A. J., Powell and D., Zevenboom: High resolution dinoflagellate cyst stratigraphy of the Oligocene/Miocene transition interval in northwest and central ItalyIn: (Eds), Neogene and Quaternary dinoflagellate cysts and acritarchsAmerican Association of Stratigraphic Palynologists Foundation, Dallas, Texas, 219–258., 1992.
D., Corradini: Dinocisti tortoniane nella formazione terravecchia, ‘Igessi di Santa Ninfa’ studio multidisciplinare di un’area carsica, 3, 185-189, 1989.
L. I., Costa and C., Downie: Cenozoic dinocyst stratigraphy of Sites 403 to 406 (Rockall Plateau), IPOD, Leg 48In: (Eds), Initial Reports of the Deep Sea Drilling Project, 48US Government Printing Office, Washington D.C, 513–529., 1979.
B., Dale: Dinoflagellate cyst ecology: modelling and geological applicationsIn: (Eds), Palynology: Principles and applications, 3American Association of Stratigraphic Palynologists Foundation, Dalla, Texas, 1249–1275., 1996.
L., de Verteuil: Data report: Upper Cenozoic dinoflagellate cysts from the continental slope and rise off New JerseyIn: (Eds), Proceedings of the Ocean Drilling Program, Scientific Results, 150Ocean Drilling Program, College Station, Texas, 439–454., 1996.
L., de Verteuil: Palynological delineation and regional correlation of Lower through Upper Miocene sequences in the Cape May and Atlantic City boreholes, New Jersey coastal plainIn: (Eds), Proceedings of the Ocean Drilling Program, Scientific Results, 150XOcean Drilling Program, College Station, Texas, 129–145., 1997.
L., de Verteuil and G., Norris: Part 1Dinoflagellate cyst zonation and allostratigraphy of the Chesapeake GroupIn : (Eds), Miocene dinoflagellate stratigraphy and systematics of Maryland and VirginiaMicropaleontology, 42 (supplement): 1–172., 1996.
K., Dybkjær: Dinocyst stratigraphy and palynofacies studies used for refining a sequence stratigraphic model – uppermost Oligocene to lower Miocene, Jylland, Denmark, Review of Palaeobotany and Palynology, 131, 201-249, 2004.
K., Dybkjær and E. S., Rasmussen: Palynological dating of the Oligocene–Miocene successions in the Lille Bælt area, Denmark, Bulletin of the Geological Society of Denmark, 47, 87-103, 2000.
S. Y., El Beialy: Palynostratigraphy of late Tertiary sediments in Kafr El-Dawar well No. 1, Nile Delta, Egypt, Revue de Micropaléontologie, 30, 249-260, 1988.
S. Y., El Beialy and A. S., Ali: Dinoflagellates from the Miocene Rudeis and Kareem formations borehole GS-78-1, Gulf of Suez, Egypt, Journal of African Earth Sciences, 35, 235-245, 2002.
P., Faupl and R., Roetzel: Gezeitenbeeinfluβte Ablagerungen der Innviertler Gruppe (Ottnangian) in oberösterreichischen Molassezone, Jahrbuch der Geologischen Bundesanstalt, 130, 415-447, 1987.
R. A., Fensome and G. L., Williams: The Lentin and Williams index of fossil dinoflagellates: 2004 EditionAmerican Association of Stratigraphic Palynologists, Contributions Series, 42: 909 pp., 2004.
B., Flower and J., Kennett: The middle Miocene climatic transition: East Antarctic ice sheet development, deep ocean circulation and global carbon cycling, Palaeogeography, Palaeoclimatology, Palaeoecology, 108, 537-555, 1994.
E., Fornaciari, A., Di Stefano, D., Rio and A., Negri: Middle Miocene quantitative calcareous nannofossil biostratigraphy in the Mediterranean region, Micropaleontology, 42, 37-63, 1996.
R., Fuchs and H., Stradner: Über Nannofossilien im Badenien (Mittelmiozän) der Zentralen Paratethys, Beiträge zur Paläontologie von Österreich, 2, 1-58, 1977.
E., Gerlach: Mikrofossilien aus dem Oligozän und Miozän Nordwestdeutschlands, unter besonderer Berücksichtigung der Hystrichosphaeren und Dinoflagellaten, Neues Jahrbuch für Geologie und Paläontologie, Abhandlungen, 112, 143-228, 1961.
F. M., Gradstein, J. G., Ogg, A. G., Smith, W., Bleeker and L. J., Lourens: A new geologic time scale with special reference to Precambrian and Neogene, Episodes, 27, 83-100, 2004.
W., Greuter, J., McNeill and F. R., Barrie: International Code of Botanical Nomenclature (Saint Louis Code), Regnum Vegetabile, 138, i-xviii, 2000.
R., Grill: Stratigraphische Untersuchungen mit Hilfe von Mikrofaunen im Wiener Becken und den benachbarten Molasse-Anteilen, Öl und Kohle, 37, 595-602, 1941.
R., Grill: Über mikropaläontologische Gliederungsmöglichkeiten im Miozän des Wiener Becken, Mitteilungen der Reichsanstalt für Bodenforschung, 6, 33-44, 1943.
J., Halmai, A., Jámbor, L., Ravasz-Baranyai and I., Vetö: Geological results of the borehole Tengelic-2, Annales Instituti Geologici Publici Hungarici, 65, 93-138, 1982.
B. U., Haq, J., Hardenbol and P. R., Vail: Mesozoic and Cenozoic chronostratigraphy and cycles of sea level changesIn : (Eds), Sea-level changes – an integrated approachSociety of Economic Paleontologists and Mineralogists, Special Publication, 42: 71–108., 1988.
M., Harzhauser and W. E., Piller: The Early Sarmatian – hidden seesaw changes, Courier Forschungsinstitut Senckenberg, 246, 89-112, 2004a.
M., Harzhauser and W. E., Piller: Integrated stratigraphy of the Sarmatian (Upper Middle Miocene) in the western Central Paratethys, Stratigraphy, 1, 65-86, 2004b.
M., Harzhauser, O., Mandic and M., Zuschin: Changes in Paratethyan marine molluscs at the Early/Middle Miocene transition: diversity, palaeogeography and palaeoclimate, Acta Geologica Polonica, 53, 323-339, 2003.
M. J., Head: Paleoecological and taxonomic revision of late Cenozoic dinoflagellates from the Royal Society borehole at Ludham, Norfolk, eastern England, Journal of Paleontology, 70, 543-570, 1996.
M. J., Head: Neogene occurrences of the marine acritarch genus Nannobarbophora Habib and Knapp, 1982 emend., and the new species N. gedlii. , Journal of Paleontology, 77, 382-385, 2003.
M. J., Head and H., Westphal: Palynology and paleoenvironments of a Pliocene carbonate platform: the Clino Core, Bahamas, Journal of Paleontology, 73, 1-25, 1999.
M. J., Head, G., Norris and P. J., Mudie: Palynology and dinocyst stratigraphy of the Upper Miocene and lowermost Pliocene, ODP Leg 105, Site 646, Labrador SeaIn: (Eds), Proceedings of the Ocean Drilling Program, Scientific Results, 105Ocean Drilling Program, College Station, Texas, 423–451., 1989a.
M. J., Head, G., Norris and P. J., Mudie: Palynology and dinocyst stratigraphy of the Miocene in ODP Leg 105, Hole 645E, Baffin BayIn: (Eds), Proceedings of the Ocean Drilling Program, Scientific Results, 105Ocean Drilling Program, College Station, Texas, 467–514., 1989b.
M. J., Head, J., Lewis and A., de Vernal: The cyst of the calcareous dinoflagellate Scrippsiella trifida ; resolving the fossil record of its organic wall and that of Alexandrium tamarense , Journal of Paleontology, 80, 1-18, 2006.
P. A., Hochuli: Palynologische Untersuchungen im Oligozän und Untermiozän der Zentralen und Westlichen Paratethys, Beiträge zur Paläontologie von Österreich, 4, 1-132, 1978.
G., Hámor: Miocene palaeogeographic and facies map of the Carpathian BasinEötvös Lorand University, Budapest, Hungary., 1995.
R., Jan du Chêne: Étude palynologique du Miocène supérieur Andalou (Espagne), Revista Española de Micropaleontología, 9, 97-114, 1977.
R., Jan du Chêne and L., Londeix: Données nouvelles sur Achomosphaera andalousiense Jan du Chêne, 1977, kyste de dinoflagellé fossile, Bulletin des Centres de recherches exploration-production Elf-Aquitaine, 12, 237-250, 1988.
D., Janofske: Scrippsiella trochoidea and Scrippsiella regalis , nov. comb. (Peridiniales, Dinophyceae): a comparison, Journal of Phycology, 36, 178-189, 2000.
G., Jiménez-Moreno, F. J., Rodríguez-Tovar, E., Pardo-Igúzquiza, S., Fauquette, J.-P., Suc and P., Müller: High-resolution palynological analysis in late early–middle Miocene core from the Pannonian Basin, Hungary: climatic changes, astronomical forcing and eustatic fluctuations in the Central Paratethys, Palaeogeography, Palaeoclimatology, Palaeoecology, 216, 73-97, 2005.
C., King: Cenozoic of the North SeaIn: (Eds), Stratigraphical atlas of fossil foraminifera (second edition)British Micropalaeontological Society PublicationEllis Horwood Limited, Chichester, 418–489., 1989.
I., Korecz-Laky: Miocene foraminifera fauna from the borehole Tengelic 2In : (Eds), Palaeontological examination of the geological log of the borehole Tengelic 2Annales Instituti Geologici Publici Hungarici, 65: 186–187., 1982.
M., Kovac, I., Barath, M., Harzhauser, I., Hlavaty and N., Hudackova: Miocene depositional systems and sequence stratigraphy of the Vienna Basin, Courier Forschungsinstitut Senckenberg, 246, 187-212, 2004.
J., Kókay: Stratigraphical analysis of Badenian sections from western Hungary (Transdanubia) compared to the eustatic sea-level changes [in Hungarian, with English abstract], Földtani Közlöny, 126, 97-115, 1996.
A., Köthe: Dinozysten-Untersuchungen eines unter-miozänen Glaukonitsandes in der Ziegeleitongrube OLFRY/Vechta (Niedersachsen), Neues Jahrbuch für Geologie und Paläontologie Monatshefte, 2004, 257-277, 2004.
G. V., Laursen and F. N., Kristoffersen: Detailed foraminiferal biostratigraphy of Miocene Formations in Denmark, Mededelingen van de Werkgroep voor Tertiaire en Kwartaire Geologie, 36, 73-107, 1999.
J.-P., Lesueur, J.-L., Rubino and M., Giraudmaillet: Organisation et structures internes des dépôts tidaux du Miocène rhodanien, Bulletin de la Société Géologique de France, 6, 49-65, 1990.
J., Lewis: Cyst-theca relationships in Scrippsiella (Dinophyceae) and related orthoperidinioid genera, Botanica Marina, 34, 91-106, 1991.
L., Londeix and R., Jan du Chêne: Burdigalian dinocyst stratigraphy of the stratotypic area (Bordeaux, France), Geobios, 30, 283-294, 1998.
S., Louwye: New species of dinoflagellate cysts from the Berchem Formation, Miocene, northern Belgium (southern North Sea Basin), Geobios, 34, 121-130, 2001.
S., Louwye and P., Laga: Dinoflagellate cysts of the shallow marine Neogene succession in the Kalmthout well, northern Belgium, Bulletin of the Geological Survey of Denmark, 45, 73-86, 1998.
S., Louwye, J., De Coninck and J., Verniers: Shallow marine Lower and Middle Miocene deposits at the southern margin of the North Sea Basin (northern Belgium): dinoflagellate cyst biostratigraphy and depositional history, Geological Magazine, 137, 381-394, 2000.
J. L., MacLean: An overview of Pyrodinium red tides in the Western PacificIn: (Eds), Biology, epidemiology and management of Pyrodinium red tidesICLARM Conference Proceedings, 21International Center for Living Aquatic Resources Management, Manila, Philippines, 1–7., 1989.
S. B., Manum, M. C., Boulter, H., Gunnarsdottir, K., Rangnes and A., Scholze: Eocene to Miocene palynology of the Norwegian Sea (ODP Leg 104)In: (Eds), Proceedings of the Ocean Drilling Program, Scientific Results, 104Ocean Drilling Program, College Station, Texas, 611–662., 1989.
A. T., Martel, P. A., Allen and R., Slingerland: Use of tidal-circulation modelling in paleogeographical studies: An example from the Tertiary of the Alpine perimeter, Geology, 22, 925-928, 1994.
E., Martini and T., Worsley: Standard Neogene calcareous nannoplankton zonation, Nature, 225, 289-290, 1970.
J. E., Meulenkamp and W., Sissingh: Tertiary palaeogeography and tectonostratigraphic evolution of the Northern and Southern Peri-Tethys platforms and the intermediate domains of the African–Eurasian convergent plate boundary zone, Palaeogeography, Palaeoclimatology, Palaeoecology, 196, 209-228, 2003.
A., Montanari, D. M., Bice and R., Capo: Chapter C3Integrated stratigraphy of the Chattian to mid-Burdigalian pelagic sequence of the Contessa Valley (Gubbio, Italy)In: (Eds), Miocene stratigraphy: An integrated approachElsevier, Amsterdam, 249–277., 1997.
A., Nagymarosy: Badenian–Sarmatian nannoflora from the borehole Tengelic 2, Palaeontological examination of the geological log of the borehole Tengelic 2, 65, 145-149, 1982.
A., Papp and F., Steininger: Holostratotypus: Baden-SoossIn : (Eds), M4-Badenien (Moravien, Wielicien, Kosovien)Chronostratigraphie und Neostratotypen, 6: 158–168., 1978.
S., Piasecki: Dinoflagellate cyst stratigraphy of the Miocene Hodde and Gram Formations, Denmark, Geological Society of Denmark Bulletin, 29, 53-76, 1980.
A. J., Powell: Latest Palaeogene and Earliest Neogene dinoflagellate cysts from the Lemme section, Northwest ItalyIn : (Eds), Papers from the first symposium on Neogene dinoflagellate cyst biostratigraphyAmerican Association of Stratigraphic Palynologists Contributions Series, 17: 83–104., 1986a.
A. J., Powell: A dinoflagellate cyst biozonation for the Late Oligocene to Middle Miocene succession of the Langhe region, Northwest ItalyIn : (Eds), Papers from the first symposium on Neogene dinoflagellate cyst biostratigraphyAmerican Association of Stratigraphic Palynologists Contributions Series, 17: 105–127., 1986b.
L. H., Royden: The Vienna Basin: a thin-skinned pull-apart basinIn : (Eds), Strike–slip deformation basin formation and sedimentationSociety of Economic Paleontologists and Mineralogists, Special Publication, 37: 319–338., 1985.
L. H., Royden and F., Horváth: The Pannonian BasinA study in basin evolutionAmerican Association of Petroleum Geologists, Memoir, 45: 394 pp., 1988.
C., Rupp, R., Roetzel and F., Stojaspal: Stop 9: Strass-EberschwangIn : (Eds), Oligozäne und miozäne Becken- und Gezeitensedimente in der Molassezone OberösterreichsExkursionsführer des 11SedimentologentreffenBerichte der Geologischen Bundesanstalt, 33: 25–27., 1996.
J., Rusbült and C., Strauss: Mikrofossilien des Unter-und Mittelmiozän in der Braunkohlenbohrung Lübtheen 46/84 (südwest-Mecklenburg), Neues Jahrbuch für Geologie und Paläontologie, Monatshefte, 3, 150-170, 1992.
F., Rögl: Palaeogeographic considerations for Mediterranean and Paratethys seaways (Oligocene to Miocene), Annalen des Naturhistorischen Museums in Wien, 99A, 279-310, 1998.
F., Rögl, S., Spezzaferri and S., Coric: Micropaleontology and biostratigraphy of the Karpatian–Badenian transition (Early–Middle Miocene boundary) in Austria (Central Paratethys), Courier Forschungsinstitut Senckenberg, 237, 47-67, 2002.
P., Schiøler: Dinoflagellate cysts and acritarchs from the Oligocene–Lower Miocene interval of the Alma-1X well, Danish North Sea, Journal of Micropalaeontology, 24, 1-37, 2005.
A. E., Shevenell, J. P., Kennett and D. W., Lea: Middle Miocene Southern Ocean cooling and Antarctic cryosphere expansion, Science, 305, 1766-1770, 2004.
A., Sluijs, J., Pross and H., Brinkhuis: From greenhouse to icehouse; organic-walled dinoflagellate cysts as paleoenvironmental indicators in the Paleogene, Earth-Science Reviews, 68, 281-315, 2005.
F. F., Steininger, R., Bernor and V., Fahlbusch: European Neogene marine/continental chronologic correlationsIn: (Eds), European Neogene Mammal ChronologyNATO ASI Series APlenum, New York, 15–46., 1990.
F. F., Steininger, W. A., Berggren, D. V., Kent, R. L., Bernor, S., Sen and J., Agusti: Circum-Mediterranean Neogene (Miocene and Pliocene) marine–continental chronologic correlations of European mammal unitsIn: (Eds), The evolution of western Eurasian Neogene mammal faunasColumbia University Press, New York, 7–46., 1996.
L. E., Stover and W. R., Evitt: Analyses of pre-Pleistocene organic-walled dinoflagellatesStanford University Publications, Geological Sciences, 15: 300 pp., 1978.
L. E., Stover, H., Brinkhuis and S. P., Damassa: Mesozoic–Tertiary dinoflagellates, acritarchs and prasinophytesIn: (Eds), Palynology: Principles and applications, 2American Association of Stratigraphic Palynologists Foundation, Dallas, Texas, 641–750., 1996.
C., Strauss and J., Lund: A Middle Miocene dinoflagellate cyst microflora from Papendorf near Hamburg, Germany, Mitteilungen, Geologisch-Paläontologisches Institut, Universität Hamburg, 73, 159-189, 1992.
C., Strauss, J. J., Lund and J., Lund-Christensen: Miocene dinoflagellate cyst biostratigraphy of the Nieder Ochtenhausen Research Borehole (NW Germany), Geologisches Jahrbuch, A152, 395-447, 2001.
J.-P., Suc, L., Londeix and C., Poumot: Evolution of the Messinian Mediterranean environments – the Tripoli Formation at Capodarso (Sicily, Italy), Review of Palaeobotany and Palynology, 87, 51-79, 1995.
M., Sütó-Szentai: Microplankton associations of organic skeleton in the surroundings of Villány Mts, Földtani Közlöny, 124, 451-478, 1994.
M., Sütó-Szentai: Délkelet-Dunántúl ósföldrajzi képe a Pannoniai emelet idején, Folia Comloensis, 6, 35-55, 1995.
M., Sütó-Szentai: Analysis of microplankton of organic skeleton from borehole Nagykozár-2 (S-Hungary), Folia Comloensis, 11, 93-110, 2002.
M., Sütó-Szentai: The organic-walled microplankton in borehole Máriakéménd-3 (Southern Hungary), Folia Comloensis, 12, 129-142, 2003.
G., Tari: Late Neogene transgression in the northern thrust zone Mecsek Mts, Hungary, Annales Eötvös University Budapest, Sect. Geol, 29, 165-187, 1992.
S., Torricelli and U., Biffi: Palynostratigraphy of the Numidian Flysch of northern Tunisia (Oligocene–Early Miocene), Palynology, 25, 29-56, 2001.
G., Vakarcs, J., Hardenbol, V. S., Abreu, P. R., Vail, P., Várnai and G., Tari: Oligocene–Middle Miocene depositional sequences of the Central Paratethys and their correlation with regional stagesIn : (Eds), Mesozoic and Cenozoic sequence stratigraphy of European basinsSociety of Economic Paleontologists and Mineralogists, Special Publication, 60: 209–231., 1998.
G., Wessely: Structure and development of the Vienna Basin in AustriaIn : (Eds), The Pannonian SystemA study in basin evolutionAmerican Association of Petroleum Geologists Memoirs, 45: 333–346., 1988.
G. L., Williams, H., Brinkhuis, M. A., Pearce, R. A., Fensome and J. W., Weegink: Southern Ocean and global dinoflagellate cyst events compared: Index events for the Late Cretaceous–NeogeneIn: (Eds), Proceedings of the Ocean Drilling Program, Scientific Results, 189Ocean Drilling Program, College Station, Texas, 1–98., 2004.
M., Wilpshaar, A., Santarelli, H., Brinkhuis and H., Visscher: Dinoflagellate cysts and mid-Oligocene chronostratigraphy in the central Mediterranean region, Journal of the Geological Society, London, 153, 553-561, 1996.
D., Zevenboom: Dinoflagellate cysts from the Mediterranean Late Oligocene and MiocenePhD thesisState University of Utrecht and CIP-Gegevens Koninklijke Bibliotheek, Den Haag, 221 pp., 1995.
D., Zevenboom: Late Oligocene–early Miocene dinoflagellate cysts from the Lemme–Carrosio section (NW Italy); biostratigraphy and palaeoenvironmental interpretation, Giornale di Geologia, ser. 3, 58, 81-93, 1996.
D., Zevenboom, H., Brinkhuis and H., Visscher: Dinoflagellate cysts [sic.] palaeoenvironmental analysis of the Oligocene/Miocene transition in northwest and central Italy, Giornale di Geologia, ser. 3, 56, 155-169, 1994.