Kialagvik Formation
34 distinct taxa, from 128 fossil occurrences the Paleobiology Database records under this name, spanning 184–168 Mya.
Alaska · US
34 taxa · 128 fossils · 184–168 MyaMacrostrat dates this rock 171–167 Ma. Macrostrat’s own record
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5 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
- Docidoceras (Pseudocidoceras) widebayense
- Docidoceras (Pseudocidoceras) camachoi
- Sonninia (Euhoploceras) bifurcata
- Tugurites fastigatus
- Witchellia sutneroides
- Lytoceras eudesianum
- Sonninia (Alaskinia) alaskensis
- Pseudaptetoceras klimakomphalum
- Pseudotoites (Pseudotoites) argentinus
- Euaptetoceras amplectens
- Holcophylloceras costisparsum
- Partschiceras ellipticum
- Praeoppelia oppeliiformis
- Docidoceras (Pseudocidoceras) paucinodosum
- Cenoceras imlayi
- Docidoceras (Pseudocidoceras)
- Hebetoxyites hebes
- Myophorella alaskaensis
- Pelekodites (Spatulites) spatians
- Pseudolioceras costistriatum
- Pseudotoites (Pseudotoites) transatlanticus
- Asthenoceras nannodes
- Docidoceras (Docidoceras)
- Eudmetoceras
- Eudmetoceras (Euaptetoceras) nucleospinosum
- Eudmetoceras (Eudmetoceras) eudmetum
- Myophorella argo
- Myophorella dawsoni
- Planammatoceras (Pseudammatoceras) benneri
- Riccardiceras longalvum
- Sonninia (Euhoploceras)
- Trilobiticeras
- Witchellia peleka
- Zetoceras zetes
What else lived thenRank the rock of a period
Counts are of occurrence records, which measure the rock and the fieldwork together.