Conodonta - Protopanderodontida - Drepanoistodontidae
Parent taxon: Drepanoistodontidae according to L. J. Pyle and C. R. Barnes 2002
See also Sepkoski 2002
Sister taxa: Drepanoistodus, Laurentoscandodus, Nordiodus, Paltodus, Venoistodus
Subtaxa: Paroistodus horridus Paroistodus nowlani Paroistodus originalis Paroistodus proteus
Ecology: nektonic carnivore
Distribution:
• Silurian of the Russian Federation (1 collection)
• Aluoja of Sweden (1)
• Whiterockian of United States (1: Nevada)
• Volkhov of Estonia (9), the Russian Federation (6), Sweden (2)
• Arenig of Argentina (2), China (8)
• Ordovician to Silurian of Canada (10: Nunavut)
• Ordovician of Argentina (27), Australia (2), Canada (84: British Columbia, Cape Manning, Cornwallis Island, Newfoundland, Northwest Territories, Nunavut, Quebec, Québec), China (26), Estonia (8), Kazakhstan (3), New Zealand (4), the Russian Federation (37), Sweden (3), United States (3: Nevada)
• Tremadoc of Argentina (2), China (6), Iran (6), Sweden (5)
Total: 256 collections including 311 occurrences
Specimen images are retrieved through the ePANDDA API.
Click image to enlarge. Click to access iDigBio record.