Fossil group
Nummulites atacicus
Foraminifera · Paleocene – Oligocene
Large, coin- or lens-shaped benthic foraminifera whose tightly-coiled tests can reach several centimetres across. They swarmed on warm, shallow Paleogene shelves, hosting symbiotic algae, and piled up into "nummulitic limestone" — the very rock ancient Egypt’s pyramids are cut from. Successive species are premier index fossils of the Paleocene–Oligocene.
A broad fossil group rather than a single taxon — the units below record it among their fauna or flora.
Recorded in these units
5- Hinglaj Formation Late Oligocene to Pliocene (Aquitanian-Piacenzian; ~23.0-2.58 Ma) Cenozoic
- Khojak Formation Late Eocene to Early Miocene, mainly Oligocene (Priabonian-Chattian; ~35.8-23.0 Ma) Cenozoic
- Margala Hill Limestone Early Eocene (Ypresian) Cenozoic
- Sakesar Formation Early Eocene (Ypresian) Cenozoic
- Shekhan Formation Early Eocene (Ypresian) Cenozoic
Found alongside
30Other fossils recorded in the same units.
AlveolinaAlveolina oblongaAlveolina vredenburgiAssilina dandoticaAssilina daviesiAssilina exponensAssilina granulosaAssilina laminosaAssilina mamillaAssilina spinosaCoralsDictyoconoides cookiDiscocyclinaDiscocyclina undulataEchinoidsFasciolites borealisGastropodsLepidocyclina blanfordiLepidocyclina dilatataLockhartia conditiLockhartia tipperiMiliolidsNummulitesNummulites fichteliNummulites intermediusNummulites mamillatusNummulites vascusOperculinaOrbitolites complanatusSpiroclypeus sp.