Holen Formation
83 distinct taxa, from 362 fossil occurrences the Paleobiology Database records under this name, spanning 469–464 Mya.
Dalarna, Siljan, Öland, Dalarne · SE
83 taxa · 362 fossils · 469–464 MyaMembers recorded: Lower expansus, Expansus, Täljsten.
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19 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
- Megistaspis
- Illaenus
- Asaphus (Asaphus) raniceps
- Pliomera fisheri
- Ptychopyge
- Ampyx nasutus
- Metopolichas celorrhin
- Asaphus expansus
- Pseudasaphus
- Megistaspis (Megistaspidella) extenuata
- Pterygometopus sclerops
- Megistaspis (Megistaspidella) acuticauda
- Pseudocrania
- Cyrtometopus affinis
- Lycophoria nucella
- Niobe frontalis
- Pterygometopus
- Antigonambonites
- Cyrtometopus
- Cyrtometopus clavifrons
- Iru
- Lesueurilla infundibulum
- Remopleurides
- Metopolichas verrucosus
- Nieszkowskia tumida
- Pararaphistoma qualteriata
- Sphaeronites (Sphaeronites) pomum
- Trepostomata
- Trinodus
- Laneites ingrica
- Lesueurilla
- Megistaspis (Megistaspidella) gigas
- Nileus armadillo
- Sphaeronites (Sphaeronites) minor
- Symphysurus palpebrosus
- Ceraurus
- Eccyliopterus regularis
- Endoceras vaginatum
- Lytospira angelini
- Megalomphala planorbiformis
The 40 most often recorded, of 83.
What else lived thenRank the rock of a period
Counts are of occurrence records, which measure the rock and the fieldwork together.