Helcionelloida - Helcionellidae
Alternative combination: Trenella accordionata
Full reference: B. Runnegar and P.A. Jell. 1976. Australian Middle Cambrian molluscs and their bearing on early molluscan evolution. Alcheringa 1(1/2):109-138
Belongs to Latouchella according to P. J. Wagner 2023
See also Bengtson et al. 1990, Brock 1998, Gubanov et al. 2004, MacKinnon 1985, Parkhaev 2002, Peel 1988 and Runnegar and Jell 1976
Sister taxa: Latouchella adunca, Latouchella arcuata, Latouchella costata, Latouchella dimicostata, Latouchella gobiica, Latouchella huangshandongensis, Latouchella jacobinica, Latouchella memorabilis, Latouchella orientalis, Latouchella ostenfeldense, Latouchella sanxiaensis, Hubeispira nitida, Archaeospira avalonensis, Cambroconus minimus, Uncinaspira squamosa
Type specimen: Its type locality is ANU Collection 10352, 16 km northeast of Mootwingee Aboriginal Site, which is in an Ordian carbonate limestone in the Coonigan Formation of Australia
Ecology: slow-moving low-level epifaunal detritivore
Distribution:
• Cambrian of Australia (20 collections), New Zealand (1)
• Ordian of Australia (3)
Total: 24 collections each including a single occurrence
Specimen images are retrieved through the ePANDDA API.
Click image to enlarge. Click to access iDigBio record.