Pterobranchia - Graptoloidea - Pterograptidae
Full reference: R. A. Cooper and R. A. Fortey. 1982. The Ordovician graptolites of Spitsbergen. Bulletin of the British Museum (Natural History), (Geology) 36:157-302
Parent taxon: Pterograptidae according to J. Maletz et al. 2018
Sister taxa: Pseudobryograptus, Pterograptus, Xiphograptus, Yutagraptus
Subtaxa: none
Ecology: passively mobile planktonic suspension feeder
Distribution:
• Whiterockian of United States (1: Utah collection)
• Arenig of Bolivia (2), Canada (3: Yukon)
• Arenigian of United States (1: Alaska)
• Ordovician of Argentina (1), Canada (1: Newfoundland), China (1), the Russian Federation (3), Spain (5), United States (9: Alaska, California, Idaho, Utah)
• Ibexian of United States (2: California)
Total: 29 collections including 30 occurrences
Specimen images are retrieved through the ePANDDA API.
Click image to enlarge. Click to access iDigBio record.