Guttenberg Formation
182 distinct taxa, from 246 fossil occurrences the Paleobiology Database records under this name, spanning 457–450 Mya.
Illinois, Iowa, Iowa, Minnesota, Iowa, Wisconsin, Illinois, Wisconsin · US
182 taxa · 246 fossils · 457–450 MyaFiled under the Galena Group. Members recorded: Glenhaven.
Macrostrat places this rock in the Galena Group. Macrostrat’s own record
Loading coastlines…
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
- Aparchites
- Problematica
- Saccelatia
- Euprimitia
- Eurychilina
- Batostoma
- Bumastoides
- Leperditella
- Parabolbina
- Parvohallopora
- Pycnocrinus
- Stenolaemata
- Winchellatia
- Bromidella
- Byrsolopsina
- Carabocrinus
- Clathrospira conica
- Cryptophyllus
- Cupulocrinus levorsoni
- Dicranella
- Eomonorachus intermedius
- Hallatia
- Hemicystites
- Hesperorthis tricenaria
- Heterotrypa
- Homotrypa
- Isotelus gigas
- Krausella
- Metaspyroceras
- Michelinoceras
- Pedomphalella
- Pegoasterella pompom
- Petrocrania
- Prasopora
- Primitiella
- Schmidtella
- Thaleops
- Acanthocrania setigera
- Acanthoparypha evitti
- Aechmina
The 40 most often recorded, of 182.
What else lived thenRank the rock of a period
Counts are of occurrence records, which measure the rock and the fieldwork together.