Załęcze Wielkie is a village in the administrative district of Gmina Pątnów, within Wieluń County, Łódź Voivodeship, in central Poland.
Jurassic (Oxfordian) outcrops in abandoned quarries located near the village yielded fossils of a thalattosuchian crocodylomorph belonging to the superfamily Teleosauroidea.
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