Laketown Dolomite
72 distinct taxa, from 196 fossil occurrences the Paleobiology Database records under this name, spanning 458–427 Mya.
Nevada, Utah · US
72 taxa · 196 fossils · 458–427 MyaMembers recorded: Jack Valley, High Lake, Portage Canyon, Tony Grove Lake, Gettel Lake.
Macrostrat dates this rock 447–420 Ma. Macrostrat’s own record
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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
- Orthida
- Pentameroides
- Dolerorthis flabellites
- Pentamerida
- Spirinella pauciplicata
- Atrypa
- Pentamerus
- Virgiana utahensis
- Strophomenida
- Cyrtia
- Strophoprion geniculatum
- Atrypina erugata
- Isorthis
- Pentlandella merriami
- Asthenophyllum
- Microcardinalia
- Spirigerina
- Amplexoides
- Ancillotoechia
- Ancillotoechia pahranagatensis
- Atrypa hedei
- Camerella
- Dalejina
- Dicoelosia
- Dicoelosia biloba
- Dolerorthidae
- Eoplectodonta
- Ferganella borealis
- Hedeina
- Howellella
- Plectatrypa
- Plectatrypa (Plectatrypa) imbricata
- Rhabdocyclus
- Rhizophyllum
- Rhynchonellida
- Ancillotoechia perryi
- Aspelundia fluegeli
- Atrypida
- Atrypidae
- Atrypina
The 40 most often recorded, of 72.
What else lived thenRank the rock of a period
Counts are of occurrence records, which measure the rock and the fieldwork together.