Helcionelloida - Helcionellida - Helcionellidae
Synonyms: Diandongoconus varians He and Yang 1982, Emarginoconus nana Chen and Zhang 1980, Helcionella nana Chen and Zhang 1980
Full reference: W. Yü. 1979. Earliest Cambrian monoplacophorans and gastropods from western Hubei with their biostratigraphical significance. Acta Palaeontologica Sinica 18(3):233-270
Belongs to Emarginoconus according to P. J. Wagner 2023
See also Chen and Zhang 1980, Parkhaev and Demidenko 2010 and Yü 1979
Sister taxa: none
Type specimens:
- Emarginoconus mirus: Its type locality is Yangtzeconus priscus - Archaeospira ornata assemblage, Yangtze Gorge, Yichang, which is in a Tommotian carbonate phosphorite in the Huangshandong Formation of China
- Diandongoconus varians:
- Emarginoconus nana:
Ecology: slow-moving low-level epifaunal detritivore
Distribution:
• Cambrian of China (14 collections), the Russian Federation (2)
Total: 16 collections each including a single occurrence
Specimen images are retrieved through the ePANDDA API.
Click image to enlarge. Click to access iDigBio record.