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Title:Paleoenvironmental and neotectonic insights from the pliocene fossil record of Velika Pasica Cave, Slovenia: implications for karst system evolution
Authors:ID Mihevc, Andrej (Author)
ID Horáček, Ivan (Author)
ID Zupan Hajna, Nadja (Author)
ID Woodhead, Jon (Author)
ID Brancelj, Anton (Author)
Files:URL URL - Source URL, visit https://ojs.zrc-sazu.si/carsologica/article/view/14170/12596
 
.pdf PDF - Presentation file, download (4,87 MB)
MD5: B1819365186396698A89E90D063C581F
 
Language:English
Typology:1.01 - Original Scientific Article
Organization:Logo NIB - National Institute of Biology
Abstract:Velika Pasica Cave, situated on a karst plateau at an altitude of 665 meters above sea level, offers a unique record of paleontological, speleological, and tectonic processes. The cave, predominantly filled with allogenic sediments and speleothems, contains fossilized remains of the aquatic cave invertebrate Marifugia cavatica and terrestrial small mammals, characteristic of the early Pliocene (MN15–16). Paleontological dating estimates the cave sediments to be approximately 4 Ma old, while U/Th dating of the overlying flowstone indicates deposition at 410 ± 21 ka. These findings suggest that stagnant phreatic conditions prevailed prior to tectonic uplift and basin subsidence, which reshaped the karst landscape. This study highlights the dynamic interplay between neotectonics, karst system evolution, and biodiversity changes. By integrating speleobiology, geomorphology, and biostratigraphy, it provides valuable in-sights into the environmental history of the northern Dinarides and the impact of geological processes on karst ecosystems.
Keywords:paleontology, Marifugia cavatica, small mammals, karst geomorphology, cave sediments dating, tectonic
Publication status:Published
Publication version:Version of Record
Publication date:01.08.2025
Year of publishing:2025
Number of pages:str. 39-55
Numbering:Vol. 54, no. 1
PID:20.500.12556/DiRROS-23655 New window
UDC:551.442:551.3.051:592/595(24+28)(497.4)
ISSN on article:0583-6050
DOI:10.3986/ac.v54i1.14170 New window
COBISS.SI-ID:246898947 New window
Note:Besedilo v angl.;
Publication date in DiRROS:22.09.2025
Views:237
Downloads:134
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Record is a part of a journal

Title:Acta carsologica
Shortened title:Acta carsol.
Publisher:Slovenska akademija znanosti in umetnosti
ISSN:0583-6050
COBISS.SI-ID:6427138 New window

Document is financed by a project

Funder:ARIS - Slovenian Research and Innovation Agency
Project number:P6-0119-2022
Name:Raziskovanje krasa

Funder:ARIS - Slovenian Research and Innovation Agency
Project number:P1-0255-2017
Name:Združbe, interakcije in komunikacije v ekosistemih

Licences

License:CC BY 4.0, Creative Commons Attribution 4.0 International
Link:http://creativecommons.org/licenses/by/4.0/
Description:This is the standard Creative Commons license that gives others maximum freedom to do what they want with the work as long as they credit the author.

Secondary language

Language:Slovenian
Title:Implications for karst system evolution
Abstract:Jama Velika Pasica, ki leži na kraški planoti na nadmorski višini 665 metrov, nudi edinstven zapis paleontoloških, speleoloških in tektonskih dogajanj. Jama, pretežno zapolnjena z alogenimi sedimenti in sigami, vsebuje fosilne ostanke vodnega jamskega nevretenčarja Marifugia cavatica ter kopenskih malih sesalcev, značilnih za zgodnji pliocen (biocona MN15–16). Paleontološke analize kažejo, da so sedimenti stari približno 4 milijone let, medtem ko U/Th datacije na njih odložene sige kažejo na odlaganje pred približno 410 ± 21 tisoč leti (ka). Ti rezultati nakazujejo, da so v jami pred tektonskim dvigom in pogrezanjem bazena prevladovali mirni freatični pogoji, kar dokazuje prisotnost M. cavatica. Študija izpostavlja dinamično prepletanje neotektonskih procesov, razvoja kraškega sistema in sprememb v biotski raznovrstnosti. Z združevanjem spoznanj iz speleobiologije, geomorfologije in biostratigrafije prispeva dragocena spoznanja o okoljski zgodovini severnih Dinaridov ter o vplivu geoloških procesov na kraške ekosisteme.
Keywords:paleontologija, Marifugia cavatica, mali sesalci, kraška geomorfologija, datacija jamskih sedimentov, tektonika


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