Naco Formation
61 distinct taxa, from 76 fossil occurrences the Paleobiology Database records under this name, spanning 315–306 Mya.
Arizona · US
61 taxa · 76 fossils · 315–306 MyaMembers recorded: likely in beta, Beta.
Macrostrat dates this rock 311–308 Ma. Macrostrat’s own record
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3 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
- Hollinella (Hollinella) bassleri
- Aglaocrinus
- Amphissites (Amphikegelites)
- Bairdia
- Cavellina pulchella
- Cromyocrinus
- Dicromyocrinus
- Eirmocrinus brewi
- Fabalicypris
- Fusulina
- Metacromyocrinus
- Sansabella
- Sulcella sulcata
- Acondylacanthus
- Agelacrinitidae
- Amelacanthus
- Amphiscapha subrugosa
- Anthracospirifer occiduus
- Antiquatonia
- Antiquatonia portlockianus
- Chamishaella
- Chaunactis olsoni
- Cleiothyridina orbicularis
- Composita subtilita
- Delocrinus
- Deltodus angularis
- Deltodus sublaevis
- Derbyia crassa
- Echinaria
- Endelocrinus
- Fabalicypris hoxbarensis
- Glikmanius occidentalis
- Haplistion nacoense
- Healdia simplex
- Hybodontiformes
- Lagarodus angustus
- Leptalosia
- Linoproductus prattenianus
- Monaxonida
- Moorites minutus
The 40 most often recorded, of 61.
What else lived thenRank the rock of a period
Counts are of occurrence records, which measure the rock and the fieldwork together.