Helcionelloida - Helcionellidae
Alternative combination: Mackinnonia puppis
Full reference: M. Høyberget, J. O. R. Ebbestad, B. Funke and H. A. Nakrem. 2015. The shelly fauna and biostratigraphy of the lower Cambrian (provisional series 2, stage 4) Evjevik Member, Ringstrand Formation in the Mjøsa area, Norway. Norwegian Journal of Geology 95:23-56
Belongs to Davidonia according to J. O. R. Ebbestad et al. 2024
See also Høyberget et al. 2015
Sister taxa: Davidonia rostrata, Davidonia taconica
Type specimen: PMO 227.699, a shell. Its type locality is Skyberg Farm (lower bed), which is in a Toyonian carbonate limestone in the Ringstrand Formation of Norway.
Ecology: slow-moving low-level epifaunal detritivore
Distribution:
• Cambrian of Norway (1 collection), Sweden (2)
Total: 3 collections each including a single occurrence
Specimen images are retrieved through the ePANDDA API.
Click image to enlarge. Click to access iDigBio record.