Racine Dolomite
109 distinct taxa, from 189 fossil occurrences the Paleobiology Database records under this name, spanning 433–423 Mya.
Illinois, Wisconsin · US
109 taxa · 189 fossils · 433–423 MyaMembers recorded: Lecthaylus Shale.
Macrostrat dates this rock 429–424 Ma. Macrostrat’s own record
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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
- Dalmanites
- Bumastus
- Encrinurus
- Ceratocephala goniata
- Illaenoides
- Sphaerexochus romingeri
- Arctinurus
- Cheirurus niagarensis
- Deiphon
- Dicranopeltis decipiens
- Staurocephalus
- Trochurus
- Bumastus cuniculus
- Calymene celebra
- Decoroproetus
- Dicranopeltis
- Dictyonema
- Dudleyaspis
- Eophacops
- Harpidella
- Pseudogerastos handwerki
- Calymene
- Ceratocephala
- Lygdozoon
- Oriostoma globosum
- Acidaspis
- Arctinurus boltoni
- Atrypa
- Bivalvia
- Bryozoa
- Bumastus (Bumastus)
- Bumastus dayi
- Bumastus graftonensis
- Bumastus insignis
- Bumastus ioxus
- Bumastus niagarensis
- Bumastus tenuis
- Calliocrinus
- Calymene breviceps
- Calymenidae
The 40 most often recorded, of 109.
What else lived thenRank the rock of a period
Counts are of occurrence records, which measure the rock and the fieldwork together.