†Tetragraptus bigsbyi Hall 1865 (graptolite)
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Pterobranchia - Graptoloidea - Phyllograptidae
Belongs to Tetragraptus according to B. A. Toro et al. 2020
Sister taxa: Tetragraptus acclinans, Tetragraptus akzharensis, Tetragraptus amii, Tetragraptus decipiens, Tetragraptus insuetus, Tetragraptus phyllograptoides, Tetragraptus pseudobigsbyi, Tetragraptus quadribrachiatus, Tetragraptus reclinatus
Ecology: passively mobile planktonic suspension feeder
Distribution:
• Arenig of Canada (3: Yukon collections)
• Ordovician of Argentina (3), New Zealand (1), the Russian Federation (2), United States (1: California)
• Ibexian of United States (2: California)
Total: 12 collections each including a single occurrence
Specimen images are retrieved through the ePANDDA API.
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