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Pycnonemosaurus fossil map

Where fossils of Pycnonemosaurus have been found, shown on the Earth as it looked about 85 million years ago and on today’s map.

Dots are fossil collections recorded in the Paleobiology Database. The “then” view moves today’s fossil sites back to their positions 85 million years ago (the time slice nearest the median age of the fossils) using the Merdith et al. (2021) plate model; positions are approximate. Open on the timeline map →

Pycnonemosaurus
Image: Gunnar Bivens, CC BY-SA 4.0, via Wikimedia Commons
GroupTheropods
Lived100.5–66 million years ago (Cenomanian to Maastrichtian)
PeriodsCretaceous
FamilyAbelisauridae
Named byKellner and Campos 2002
Fossil records1 occurrences at 1 locations (PBDB)
Found inBrazil
Rock formationstxn:53942

About Pycnonemosaurus

Pycnonemosaurus (meaning 'dense forest lizard') is a genus of carnivorous theropod dinosaur that belonged to the family Abelisauridae. It was found in the Upper Cretaceous red conglomerate sandstones of the Cachoeira do Bom Jardim Formation, Mato Grosso, Brazil, and it lived during the late Campanian to early Maastrichtian stage of the Late Cretaceous.

Text in “About” is quoted from the Wikipedia article Pycnonemosaurus (revision 1314744411), licensed under CC BY-SA 4.0; introduction excerpted verbatim, formatting removed. Ages, family, authority and fossil records: Paleobiology Database, accessed 23 October 2026. Ages are those of the rock layers the fossils were found in. Wikidata: Q139189.

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