San Julian Formation
146 distinct taxa, from 248 fossil occurrences the Paleobiology Database records under this name, spanning 38–16 Mya.
Santa Cruz, Santa Curz · AR
146 taxa · 248 fossils · 38–16 MyaMembers recorded: Meseta Chica.
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7 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
- Valdesia
- Calliostoma
- Chlamys
- Struthiolarella
- Cucullaea marshalli
- Dosinia
- Limopsis insolita
- Polinices
- Chlamys (Swiftopecten) iheringii
- Jorgechlamys juliana
- Miomelon
- Miomelon gracilis
- Parinomya
- Pleuromeris
- Sassia
- Trophon
- Turritella ambulacrum
- Arca
- Aturia caroliameghinoi
- Aulacomya atra
- Calyptraea
- Calyptraea pileus
- Cardium pisum
- Chione patagonica
- Cirsotrema
- Corbula
- Crassatella
- Cucullaria darwini
- Cymatium
- Darwinicardia patagonica
- Eopleurotoma
- Glycymeris camaronesia
- Hypechinus
- Iheringiella patagonensis
- Isechinus praecursor
- Limatula
- Lucina
- Lucina ortmanni
- Magellania
- Megatherium
The 40 most often recorded, of 146.
What else lived thenRank the rock of a period
Counts are of occurrence records, which measure the rock and the fieldwork together.