Rosario Formation
77 distinct taxa, from 149 fossil occurrences the Paleobiology Database records under this name, spanning 201–66 Mya.
Baja California, Oaxaca · MX
77 taxa · 149 fossils · 201–66 MyaMembers recorded: Upper, lower.
Macrostrat dates this rock 101–66 Ma. Macrostrat’s own record
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13 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
- Anchura gibbera
- Otozamites
- Zamites
- Anglonautilus catarinae
- Xenophora willisi
- Perissitys colocara
- Williamsonia
- Calva (Calva) peninsularis
- Murphitys madonna
- Neodesmoceras catarinae
- Acila (Truncacila) rosaria
- Anapachydiscus peninsularis
- Anomozamites
- Araucarioxylon
- Baculites occidentalis
- Equisetum rajmahalense
- Laccopteris
- Opis (Hesperopis) triangulata
- Piazopteris branneri
- Pseudoctenis
- Pterophyllum
- Ptilophyllum acutifolium
- Ptilophyllum cutchense
- Rapopsis joseana
- Sphenopteris
- Tessarolax incrustata
- Turritella peninsularis
- Volutoderma perissa
- Acila (Truncacila) demessa
- Adelodonax altus
- Akatopora
- Biplica obliqua
- Caryocorbula lomana
- Cladophlebis browniana
- Clisocolus cordatus
- Coniopteris
- Coniopteris hymenophylloides
- Cordaites hislopi
- Cycadolepis
- Dentalium (Entalis) whiteavesi
The 40 most often recorded, of 77.
What else lived thenRank the rock of a period
Counts are of occurrence records, which measure the rock and the fieldwork together.