Artiopoda - Agnostida - Spinagnostidae
Alternative combination: Agnostus parvifrons
Synonyms: Hypagnostus correctus Opik 1967, Hypagnostus dabashanensis Yang et al. 1993
Belongs to Hypagnostus according to Jaekel 1909
See also Lu and Lin 1989, Peng and Robison 2000 and Yang et al. 1993
Sister taxa: Hypagnostus anhuiensis, Hypagnostus bilobatus, Hypagnostus brevifrons, Hypagnostus gibber, Hypagnostus hunanicus, Hypagnostus prodigialis, Hypagnostus scrobiculatus, Hypagnostus transversus, Hypagnostus truncatus, Hypagnostus vulgarus
Ecology: nektonic suspension feeder
Distribution:
• Ayusokkanian of Kazakhstan (11 collections)
• Marjumian of Canada (13: Newfoundland and Labrador), United States (5: Utah)
• Cambrian of Argentina (1), Australia (1), Canada (8: British Columbia, New Brunswick, Newfoundland and Labrador), China (47), the Czech Republic (1), Denmark (1), Kazakhstan (10), Norway (3), United States (1: Utah)
Total: 102 collections including 103 occurrences
Specimen images are retrieved through the ePANDDA API.
Click image to enlarge. Click to access iDigBio record.