Petalolithus Suess 1851 (graptolite)

Pterobranchia - Graptoloidea - Retiolitidae

Synonym: Petalograptus

Parent taxon: Petalolithinae according to A. C. Lenz et al. 2018

See also Melchin et al. 2011 and Sepkoski 2002

Sister taxa: Comograptus, Glyptograptus, Paramplexograptus, Parapetalolithus, Sudburigraptus

Subtaxa: Petalolithus ankyratus Petalolithus folium Petalolithus intermedius

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Type: Prionotus folium

Ecology: passively mobile planktonic suspension feeder

Distribution:

• Silurian of Algeria (2 collections), Canada (2: Northwest Territories), China (14), Czechia (1), Denmark (4), France (1), Morocco (3), Saudi Arabia (1), Serbia (2), the United Kingdom (3), United States (3: Alaska, Idaho)

• Ordovician of Canada (1: Nunavut)

Total: 37 collections including 54 occurrences

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Specimen images are retrieved through the ePANDDA API.


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