Helcionelloida - Helcionellidae
Full reference: G. Geyer. 1986. Mittelkambrishe Mollusken aus Marokko und Spanien. Senckenbergiana Lethaea 67(1/4):55-118
Parent taxon: Helcionellidae according to P. Yu. Parkhaev 2001
See also Geyer 1986, Parkhaev 2002 and Sepkoski 2002
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, Minastirithella, Miroconulus, Nyuella, Obtusoconus, Oelandia, Oelandiella, Papilloconus, Parapelagiella, Pararaconus, Paucella, Pedrocheotheca, Perssuakiella, Postacanthella, Prosinuites, Protowenella, Pseudopollicina, Randomia, Securiconus, Tannuella, Totoralia, Truncatoconus, Tuoraconus, Yangtzeconinae
Subtaxa: Marocella antiqua Marocella australica Marocella depressa Marocella mira Marocella morenensis Marocella tichkaensis
Ecology: slow-moving low-level epifaunal detritivore
Distribution:
• Cambrian of Antarctica (1 collection), Australia (10), China (2), Germany (1), Morocco (5), Norway (1), Spain (2)
• Solvan of Morocco (7)
Total: 29 collections including 30 occurrences
Specimen images are retrieved through the ePANDDA API.
Click image to enlarge. Click to access iDigBio record.