†family Halkieriidae Poulsen 1967 (mollusk)
Full reference: C. Poulsen. 1967. Fossils from the Lower Cambrian of Bornholm. Danske Videnskabernes Selskab, Matematisk-Fysiske Meddelelser 36(2):1-48
Parent taxon: Aculifera according to J. Vinther et al. 2017
See also Conway Morris and Chapman 1997, Parkhaev and Demidenko 2010 and Vinther and Nielsen 2005
Sister taxon: Inughuitoconus
Subtaxa: Halkieriinae Tianzhushania
Ecology: epifaunal grazer
Distribution:
• Cambrian of Australia (46 collections), Canada (12: Newfoundland and Labrador, Nova Scotia), China (113), Greenland (6), Kazakhstan (9), Kyrgyzstan (2), Mongolia (2), the Russian Federation (22), Turkey (1), United States (7: Massachusetts, New York)
Total: 220 collections including 306 occurrences