Yes, these type of symbols are likely something beyond group markings. Possibly information from dark forces that existed longer than humans, and passed to humans from them.
Why Are These 32 Symbols Found In Ice Age Caves Across Europe?
article: https://digventures.com/2015/12/these-32-symbols-are-found-in-ice-age-caves-across-europe-but-what-do-they-mean/
video: https://www.ted.com/talks/genevieve_von_petzinger_why_are_these_32_symbols_found_in_ancient_caves_all_over_europe
<"As you pass through the portal between light and dark, you enter a subterranean world – a place of perpetual gloom"