White Head Formation
172 distinct taxa, from 735 fossil occurrences the Paleobiology Database records under this name, spanning 458–420 Mya.
Quebec, Québec · CA
172 taxa · 735 fossils · 458–420 MyaFiled under the Matapédia Group. Members recorded: 4, Cote de la Surprise, 3, 5, 8, unit 9, unit 4, unit 8, unit 5, unit 6, 6, 7.
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10 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
- Leptaena
- Catazyga cartieri
- Sowerbyella thraivensis
- Brachiopoda
- Dalmanella
- Denckmannites
- Rafinesquina percensis
- Sowerbyella gigantea
- Stenopareia
- Leonaspis
- Panderodus
- Oulodus
- Encrinurus
- Oxoplecia
- Bicuspina
- Brongniartella robusta
- Drepanoistodus suberectus
- Eostropheodonta hirnantensis
- Hirnantia sagittifera
- Panderodus gracilis
- Phragmodus undatus
- Plectothyrella crassicosta
- Diacalymene consimilis
- Eoplectodonta (Ygerodiscus) striatacostatus
- Kinnella medlicotti
- Rhynchonellida
- Rhynchotrema
- Acernaspis
- Dalmanella testudinaria
- Platystrophia inferaplica
- Plectorthis magna
- Amorphognathus ordovicicus
- Chonetoidea radiatula
- Cyclospira
- Epitomyonia
- Gamachignathus
- Gravicalymene
- Holtedahlina
- Mucronaspis (Songxites) mucronatus
- Otarion
The 40 most often recorded, of 172.
What else lived thenRank the rock of a period
Counts are of occurrence records, which measure the rock and the fieldwork together.