Rhynchonellata - Atrypida - Anazygidae
Synonyms: Hallina, Nuria
Parent taxon: Anazyginae according to A. Williams et al. 2002
See also Sepkoski 2002 and Zhan and Jin 2005
Sister taxa: Pusillagutta, Zygatrypa, Zygospira
Subtaxa: Anazyga aequivalvis Anazyga orbis Anazyga recurvirostra
Ecology: stationary epifaunal suspension feeder
Distribution:
• Ordovician of Australia (4 collections), Canada (29: British Columbia, Manitoba, Ontario, Quebec, Québec), China (7), Estonia (2), the United Kingdom (2), United States (168: Georgia, Idaho, Illinois, Iowa, Kentucky, Maryland, Michigan, Minnesota, Missouri, New York, Tennessee, Virginia, Wyoming)
Total: 212 collections each including a single occurrence
Specimen images are retrieved through the ePANDDA API.
Click image to enlarge. Click to access iDigBio record.