Tetragraptus quadribrachiatus Hall 1858 (graptolite)

Pterobranchia - Graptoloidea - Phyllograptidae

Alternative combination: Graptolithus quadribrachiatus

Belongs to Tetragraptus according to Hall 1858

Sister taxa: Tetragraptus acclinans, Tetragraptus akzharensis, Tetragraptus amii, Tetragraptus bigsbyi, Tetragraptus decipiens, Tetragraptus insuetus, Tetragraptus pendens, Tetragraptus phyllograptoides, Tetragraptus pseudobigsbyi, Tetragraptus reclinatus

Ecology: passively mobile planktonic suspension feeder

Distribution:

• Ordovician of Argentina (3 collections), Morocco (2), New Zealand (5), Peru (1), United States (2: Alaska, Idaho)

• Castlemainian of New Zealand (1), United States (1: Idaho)

• Arenig of Argentina (1), Australia (3), Bolivia (1), Canada (2: Yukon)

• Arenigian of Argentina (3), Canada (2: Northwest Territories)

• Canadian of United States (1: Utah)

Total: 28 collections including 29 occurrences

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Specimen images are retrieved through the ePANDDA API.


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