Helcionelloida - Helcionellidae
Alternative combination: Mellopegma simesi
Full reference: D.I. MacKinnon. 1985. New Zealand late Middle Cambrian molluscs and the origin of Rostroconchia and Bivalvia. Alcheringa 9(1/2):65-81
Belongs to Anabarella according to P. J. Wagner 2023
See also Brock 1998, MacKinnon 1985, Vendrasco et al. 2011 and Vendrasco et al. 2010
Sister taxa: Anabarella australis, Anabarella chelata, Anabarella gypirhynchosa, Anabarella kuruktagensis, Anabarella navaranae, Anabarella plana, Anabarella tshitaensis
Type specimen: Its type locality is Trilobite Rock, South Island, which is in a Boomerangian carbonate limestone in the Tasman Formation of New Zealand
Ecology: slow-moving low-level epifaunal detritivore
Distribution:
• Cambrian of Australia (2 collections), New Zealand (1)
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.