Grzegorz SADLOK, Ph.D.

Department of Environmental Paleobiology

Ph.D. student in 2008-2012



Research interests:

Upper Cambrian trace fossils: ichnotaxonomy, paleobiology of tracemakers, taphonomy and biotope analysis (sedimentary environment)
Microbially Induced Sedimentary Structures (MISS) in Upper Cambrian siliciclastic depositional settings and their application in paleoenvironment interpretation
Trophic interactions between terrestrial Late Triassic vertebrates
Vertebrate trace fossils in stratigraphy 
Paleoenvironmental significance of Middle Triassic marine trace fossils

Academic degrees:
2005 Bachelor in Geology at University of Silesia (Origin of Birds: theropods-birds relationship)
2007 Master of Sciences at University of Silesia (Paleoecology of Lower Triassic trace fossils from eolian settings in Holy Cross Mountains)
2008-2012  Ph.D. student GEOBIOS Institute of Paleobiology PAS, Warsaw; scientific supervisor M. Machalski, PhD, DSc; Shallow marine Upper Cambrian trace fossils and their paleobiological significance
2014 Ph.D. in geology, Institute of Paleobiology, Polish Academy of Sciences, Warsaw
Original articles:
Sadlok, G. and Bujok A. 2008a. Czy różnice ichnotaksonomiczne między tropami lacertoidów z piaskowca tumlińskiego odzwierciedlają różnice biotaksonomiczne twórców? Przegląd Geologiczny 56: 1005–1010. [in Polish with English abstract]
Sadlok, G. , 2008b. Ślad Diplopodichnus biformis Brady, 1947 ze środkowego triasu (Jaworzno, Górny Śląsk)-potencjalny wskaźnik warunków subaeralnych? Przegląd Geologiczny 56: 964–966. [in Polish]
Budziszewska-Karwowska, E., Bujok, A., and Sadlok, G. , 2010. Bite Marks on an Upper Triassic Dicynodontid Tibia From Zawiercie, Krakow-Czestochowa Upland, Southern Poland. Palaios 25: 415–421. [text]
Sadlok, G.  and Machalski, M., 2010. The trace fossil Rusophycus versans from the Furongian (Upper Cambrian) of central Poland – an example of behavioural convergence amongst arthropods. Acta Geologica Polonica 60: 119–123.
Sadlok, G.  2010. Trace fossil Cruziana tenella from the Furongian (Upper Cambrian) deposits of Poland. Acta Geologica Polonica 60: 349–355.
Sadlok, G.  2011. Wstępne dane o tropach stawonogów z furongu (górnego kambru) Wiśniówki Wielkiej (Góry Świętokrzyskie) i ich tafonomii. Przegląd Geologiczny 59: 82–90. [in Polish]
Sadlok, G. 2014. New data on the trace fossil, Cruziana semiplicata (Furongian, Wiśniówka Sandstone Formation, Poland): origin, ethology and producer. Annales Societatis Geologorum Poloniae, 84: 35–50.
Sadlok, G. 2013. Compaction-related style of Rusophycus preservation from Furongian (Upper Cambrian) of Holy Cross Mountains (Poland). Annales Societatis Geologorum Poloniae, 83: 317–327.

Abstracts and other:
Bujok, A. and Sadlok, G. 2008. Trace fossils from alluvial crevasse splay and eolian interdune pond environ- ment of Buntsandstein, Lower Triassic, Holy Cross Mts, Poland-comparison. In: A. Uchman (ed.), Abstract Book and The Intra-Congress Field Trip Guidebook. The Second International Congress on Ichnology, Cracow, Poland, August 29 – Sptember 8, 2008, Polish Geological Institute, Cracow, Poland, 24–25.
Bujok, A., Sadlok, G. , Pieńkowski, G., and Niedźwiedzki, G., 2008. Stop 4 – Baranów, LowerTriassic, Upper Spathian. In: G. Pieńkowski i A. Uchman (eds.), Ichnological sites of Poland: The Holy Cross Mountains and the Carpathian Flysch. The Pre-Congress and Post-Congress Field Trip Guidebook, Polish Geological Institute, Warszawa, 54–59.
Machalski, M. and Sadlok, G.  2008. Rusophycus versans from the Upper Cambrian at Wiśniówka (Holy Cross Mts., Central Poland) – Another analogy linking trilobite and notostracan trace fossils. In: A. Uchman (ed.), Abstract Book and The Intra-Congress Field Trip Guidebook. The Second International Congress on Ichnology, Cracow, Poland, August 29–September 8, 2008, Polish Geological Institute, Warszawa, 73.
Sadlok, G. , Bujok, A., Pieńkowski, G., Uchman, A., and Niedźwiedzki, 2008. Stop 5 – Sosnowica, Lower Triassic, Induan. In: G. Pieńkowski i A. Uchman (ed.), Ichnological sites of Poland: The Holy Cross Mountains and the Carpathian Flysch. The Pre-Congress and Post-Congress Field Trip Guidebook, Polish Geological Institute, Warszawa, 60–65.
Sadlok, G. , Bujok, A., i Budziszewska-Karwowska, E., 2010. Ewolucja pióra – wystawa stała Muzeum WNoZ UŚ. Sosnowiec.