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Aleksander Horvat, PhD
Senior Research Associate, Head of the Institute, Associate Professor

01 4706 369

Research interests: 

Neogene and Quaternary stratigraphy, sedimentology, palaeontology, palaeoecology and palaeogeography, diatom and silicoflagellate paleontology, geoarchaeology

Other activities:

Expert Editor on the New Slovenian biographic lexicon

Tulan, E., Sachsenhofer, R. F., Tari, G. C., Witkowski, J., Tǎmaş, D. M., Horvat, A., Tǎmaş, A. 2020: Hydrocarbon source rock potential and paleoenvironment of lower Miocene diatomites in the Eastern Carpathians Bend Zone (Sibiciu de Sus, Romania). – Geologica Carpathica, 71/5, 424-443.

Bohinc, T., Horvat, A., Ocvirk, M., Košir, I. J., Rutnik, K., Trdan, S. 2020: The first evidence of the insecticidal potential of plant powders from invasive alien plants against rice weevil under laboratory conditions. – Applied Sciences, 10/21, 7828,

Bohinc, T., Horvat, A., Andrić, G., Pražić Golić, M., Kljajić, P., Trdan, S. 2020: Natural versus synthetic zeolites for controlling the maize weevil (Sitophilus zeamais) - like Messi versus Ronaldo? – Journal of Stored Products Research, 88, 1-9.

Goričan, Š., Žibret, L., Košir, A, Kukoč, D. & Horvat, A. 2018: Stratigraphic correlation and structural position of Lower Cretaceous flysch-type deposits in the eastern Southern Alps (NW Slovenia). – International journal of earth sciences, 107-8, 2933-2953.

Horvat, A. 2018: Petrology and provenance of the raw material of stone artefacts from the Most na Soči Iron Age settlement. In: Dular, J. & Tecco Hvala, S. (Eds.): Železnodobno naselje Most na Soči. The Iron Age settlement at Most na Soči. Treatises. – Opera Instituti archaeologici Sloveniae, 34, 349-360.

Moro, A., Velić, I. Mikuž, V., Horvat, A. 2018: Microfacies characteristics of carbonate cobble from Campanian of Slovenj Gradec (Slovenia) : implications for determining the Fleuryana adriatica De Castro, Drobne and Gušić paleoniche and extending the biostratigraphic range in the Tethyan realm. – Mining-Geological-Petruleum Engineering Bull., 30/42, str. 1-13.

Moro, A., Horvat, A., Tomić, V., Sremac, J. & Bermanec, V. 2016: Facies development and paleoecology of rudists and corals: An example of Campanian transgressive sediments from northern Croatia, northeastern Slovenia, and northwestern Bosnia. – Facies,62-19, 18-25.

Horvat, A. 2016: Distephanopsis concavus Horvat: a revised silicoflagellate species from the middle miocene of the Central Paratethys. – Geologija, 59/2, 233-241.

Moreau, L., Odar, B., Higham, T., Horvat, A., Pirkmajer, D. & Turk P. 2015: Reassessing the Aurignacian of Slovenia. – Journal of Human Evolution, 78, 158-180.

Bartol, M., Mikuž, V., Horvat, A. 2014: Palaeontological evidence of communication between the Central Paratethys and the Mediterranean in the late Badenian/early Serravalian. – Palaeogeography, Palaeoclimatology, Palaeoecology; 394; 144-157.

Pavšič, J., Horvat, A. 2009: Eocene, Oligocene and Miocene in central and eastern Slovenia. – In: Pleničar, M., Ogorelec, B., Novak, M. (eds.): The Geology of Slovenia, 373-426.

Turk, J., Horvat, A. 2009: Sedimentological method for determination of palaeoenvironmental conditions at the Ljubljansko barje, case study Stare gmajne. (In: Velušček, A. (Ed.): The Ljubljansko barje in the 2nd half of the 4th millennium BC) – Opera Instituti archaeologici Sloveniae, 16, 35-48.

Horvat, A. 2004: Srednjemiocenske alge Slovenije: paleontologija, stratigrafija, paleontologija, paleobiogeografija. - Middle Miocene siliceous algae of Slovenia: Paleontology, Stratigraphy, Paleoecology, Paleobiogeography. − ZRC Publ., 255 pp., Ljubljana.

Horvat, A., Mišič, M. 2004: Mineralogy and sedimentology of diatomaceous sediments in Slovenia. – RMZ - Materials and geoenvironment, 51/4, 2145-2161.

Horvat, A. 2003: Upper Badenian diatom paleoecology of the western part of Central Paratethys. – Geologija, 46, 251 - 262.

Horvat, A. 2003: Middle Miocene silicoflagellates from the western part of Central Paratethys. – Razpr. 4. razr. SAZU 44, 57 79.

Link to publications (COBISS)


B.Sc. – 1986 University of Ljubljana
M.Sc. – 1990 University of Ljubljana
Ph.D. – 2003 University of Ljubljana


From 1987 at the University of Ljubljana, Faculty of Natural Sciences and Engineering, Department of Geology
From 2004 part-time researcher at the Ivan Rakovec Institute of Palaeontology ZRC SAZU
From 2012 at the Ivan Rakovec Institute of Palaeontology ZRC SAZU


University of Zagreb, Faculty of Science, Department of Geology, Croatia: 2008-2010 as visiting lecturer