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 →

| Group | Theropods |
|---|---|
| Lived | 100.5–66 million years ago (Cenomanian to Maastrichtian) |
| Periods | Cretaceous |
| Family | Abelisauridae |
| Named by | Kellner and Campos 2002 |
| Fossil records | 1 occurrences at 1 locations (PBDB) |
| Found in | Brazil |
| Rock formations | txn: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.