Gran Bajo del Gualicho Formation
47 distinct taxa, from 72 fossil occurrences the Paleobiology Database records under this name, spanning 38–5.3 Mya.
Río Negro, Rio Negro · AR
47 taxa · 72 fossils · 38–5.3 MyaMembers recorded: Saladar, Lower.
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6 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
- Neovenericor austroplata
- Abertella gualichensis
- Adelomelon posei
- Ameghinomya argentina
- Amusium
- Dosinia (Dosinia)
- Glycymeris camaronesia
- Glycymerita
- Hedecardium
- Lucinidae
- Magnatica
- Monophoraster
- Nodipecten
- Panopea
- Panopea nucleus
- Siphocypraea posei
- Spirocolpus
- Struthiolarella ameghinoi
- Turritella
- Venericardia (Venericor)
- Amtaaguar crassus
- Anadara
- Arca
- Austroimbricaria
- Chicoreus (Chicoreus)
- Conus
- Conus infulatus
- Dentalium
- Echinorhinus pozzii
- Eudolium
- Ficus
- Ficus distans
- Fusimitra
- Iheringiella
- Iheringinucula
- Leptoconus
- Ostrea
- Pachycymbiola
- Pachycymbiola camachoi
- Penion
The 40 most often recorded, of 47.
What else lived thenRank the rock of a period
Counts are of occurrence records, which measure the rock and the fieldwork together.