Phi Kappa Formation
74 distinct taxa, from 363 fossil occurrences the Paleobiology Database records under this name, spanning 477–427 Mya.
Idaho · US
74 taxa · 363 fossils · 477–427 MyaFiled under the Valmy Group.
Macrostrat dates this rock 475–431 Ma. Macrostrat’s own record
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2 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
- Climacograptus
- Rectograptus amplexicaulis
- Dicellograptus
- Orthograptus
- Styracograptus tubuliferus
- Cryptograptus tricornis
- Dicellograptus ornatus
- Dicranograptus
- Climacograptus (Climacograptus) bicornis
- Glyptograptus
- Orthograptus quadrimucronatus
- Glossograptus hincksii
- Monograptus
- Pronormalograptus euglyphus
- Appendispinograptus longispinus
- Climacograptus hastatus
- Didymograptus
- Nemagraptus
- Arachniograptus
- Diplacanthograptus caudatus
- Isograptus victoriae
- Amplexograptus manitoulinensis
- Cyrtograptus
- Dicellograptus elegans
- Dicranograptus nicholsoni
- Phyllograptus anna
- Pseudoclimacograptus scharenbergi
- Dicellograptus divaricatus
- Dicellograptus sextans
- Didymograptus extensus
- Glyptograptus tamariscus
- Hustedograptus teretiusculus
- Isograptus
- Lasiograptus
- Orthoretiolites hami
- Paraclimacograptus innotatus
- Paraorthograptus pacificus
- Reteograptus
- Climacograptus scalaris
- Diplograptus
The 40 most often recorded, of 74.
What else lived thenRank the rock of a period
Counts are of occurrence records, which measure the rock and the fieldwork together.