Artiopoda - Agnostida - Peronopsidae
Synonyms: Mesagnostus Jaekel 1909, Mesophenicus Hawle and Corda 1847
Parent taxon: Peronopsidae according to H. B. Whittington et al. 1997
See also Henningsmoen 1952, Jell and Adrain 2002, Palmer 1954, Palmer and Gatehouse 1972, Palmer and Halley 1979, Robison 1995 and Sepkoski 2002
Sister taxa: Archaeagnostus, Diplorrhina, Gratagnostus, Itagnostus, Micagnostus, Pentagnostus, Peronopseinae, Peronopsella, Phalacrominae, Quadragnostus, Redeagnostus
Subtaxa: Peronopsis (Armagnostus) Peronopsis (Proacadagnostus) Peronopsis (Svenax) Peronopsis (Vulgagnostus) Peronopsis amplaxis Peronopsis angustilimbatus Peronopsis bilobus Peronopsis bulkurensis Peronopsis curtus Peronopsis cylindrica Peronopsis elkedraensis Peronopsis elongatus Peronopsis fallax Peronopsis guoleensis Peronopsis inarmata Peronopsis integer Peronopsis integra Peronopsis intermedius Peronopsis ozakii Peronopsis prodigialis Peronopsis pseudointerstrictus Peronopsis roddyi Peronopsis shandongensis Peronopsis taitzuhoensis Peronopsis ultimus Peronopsis xichuanensis
Type: Axagnostus fallax
Ecology: nektonic suspension feeder
Distribution:
• Solvan of Australia (1 collection), Canada (15: Newfoundland and Labrador), the Czech Republic (4)
• Amgan of Kazakhstan (4), Norway (1), the Russian Federation (3), United States (2: Utah)
• Ordian of Australia (1)
• Delamaran of Canada (1: British Columbia), Mexico (1), Morocco (1), United States (7: California-Nevada, Nevada, Nevada and California, Pennsylvania, Utah)
• Cambrian of Antarctica (1), Argentina (1), Australia (2), Canada (8: Alberta-British Columbia, Brithish Columbia, British Columbia, Newfoundland and Labrador, Northwest Territories), China (20), the Czech Republic (8), Denmark (3), France (1), Greenland (10), India (2), Iran (1), Italy (1), Kazakhstan (22), Norway (2), Poland (1), the Russian Federation (2), Spain (3), Sweden (2), Turkey (4), the United Kingdom (5), United States (50: Alaska, Georgia, Montana, Nevada, New York, Pennsylvania, South Carolina, Utah, Vermont)
Total: 190 collections including 240 occurrences
Specimen images are retrieved through the ePANDDA API.
Click image to enlarge. Click to access iDigBio record.