Helcionelloida - Helcionellida - Helcionellidae
Full reference: P. Y. Parkhaev and Y. Demidenko. 2010. Zooproblematica and mollusca from the Lower Cambrian Meishucun section (Yunnan, China) and taxonomy and systematics of the Cambrian small shelly fossils of China. Paleontological Journal 44(8):883-1161
Parent taxon: Helcionellidae according to Y. Oh et al. 2025
See also Parkhaev and Demidenko 2010
Sister taxa: Absidaticonus, Aegitellus, Anabarella, Anabaroconus, Anhuiconus, Anuliconus, Asiapatella, Asperconella, Auricullina, Bemella, Calyptroconus, Capitoconus, Chuiliella, Cycloholcus, Daedalia, Davidonia, Emarginoconus, Eocyrtolites, Fenqiaronia, Figurina, Guadalquivirospira, Hampilina, Hampilininae, Helcionella, Hispanoconus, Hujiagouella, Igorella, Ilsanella, Kuonamkaella, Latouchella, Lenoconus, Leptostega, Manasoconus, Marocella, Minastirithella, Miroconulus, Nyuella, Obtusoconus, Oelandia, Oelandiella, Papilloconus, Parapelagiella, Pararaconus, Paucella, Pedrocheotheca, Perssuakiella, Postacanthella, Prosinuites, Protowenella, Pseudopollicina, Randomia, Ressericonella, Securiconus, Tannuella, Totoralia, Truncatoconus, Tuoraconus, Yangtzeconinae
Subtaxa: Dorispira accordionata Dorispira aliciae Dorispira aperta Dorispira arguta Dorispira burlingi Dorispira comma Dorispira holmdalense Dorispira lauta Dorispira merino Dorispira pearylandica Dorispira penecyrano Dorispira pocatelloensis Dorispira terraustralis Dorispira tippik
Type: Helcionella terraustralis
Ecology: slow-moving low-level epifaunal detritivore
Distribution:
• Cambrian to Ordovician of Poland (1 collection)
• Cambrian of Australia (23), China (1), Germany (2), Greenland (8), New Zealand (1), Poland (1), United States (4: Idaho, Utah)
• Solvan of Morocco (3)
Total: 44 collections including 53 occurrences
Specimen images are retrieved through the ePANDDA API.
Click image to enlarge. Click to access iDigBio record.