Arundel Clay
54 distinct taxa, from 86 fossil occurrences the Paleobiology Database records under this name, spanning 120–113 Mya.
Maryland, District of Columbia · US
54 taxa · 86 fossils · 120–113 MyaFiled under the Potomac Group.
Macrostrat places this rock in the Potomac Group, and dates it 137–110 Ma. Macrostrat’s own record
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10 distinct localities, where the rock is now rather than where it was laid down. Tectonics draws the world it belonged to.
When
What has been found
- Sauropoda
- Dinosauria
- Tetanurae
- Ornithomimosauria
- Titanosauriformes
- Ankylosauria
- Coelurus
- Goniopholis affinis
- Macronaria
- Paracryptodira
- Tenontosaurus
- Acrocanthosaurus
- Acrocanthosaurus atokensis
- Actinopterygii
- Amiiformes
- Araucariacites australis
- Argillomys marylandensis
- Arundelconodon hottoni
- Arundelemys dardeni
- Bernissartiidae
- Bivalvia
- Bythinia arundelensis
- Ceratodus
- Ceratodus kranzi
- Classopollis torosus
- Clavatipollenites hughesii
- Coelurosauria
- Crocodylia
- Cyathidites minor
- Cycadeoidea
- Cyrena marylandica
- Deinonychus
- Egertonodus basanus
- Eubrontes
- Eucommiidites troedssonii
- Exesipollenites tumulus
- Goniopholididae
- Holostei
- Hybodontidae
- Inaperturopollenites dubius
The 40 most often recorded, of 54.
What else lived thenRank the rock of a period
Counts are of occurrence records, which measure the rock and the fieldwork together.