Helcionelloida - Helcionellida - Helcionellidae
Full reference: E. Landing and K.E. Bartowski. 1996. Oldest shelly fossils from the Taconic Allochthon and late Early Cambrian sea-levels in eastern Laurentia. Journal of Paleontology 70(5):741-761
Parent taxon: Helcionellidae according to E. Landing and K.E. Bartowski 1996
See also Parkhaev 2002 and Sepkoski 2002
Sister taxa: Absidaticonus, Aegitellus, Anabarella, Anabaroconus, Anhuiconus, Anuliconus, Asiapatella, Auricullina, Bemella, Calyptroconus, Capitoconus, Chuiliella, Cycloholcus, Daedalia, Davidonia, Emarginoconus, Eocyrtolites, Fenqiaronia, Figurina, Guadalquivirospira, Hampilina, Hampilininae, Helcionella, Hispanoconus, Hujiagouella, Igorella, Ilsanella, Kuonamkaella, Lenoconus, Leptostega, Manasoconus, Marocella, Minastirithella, Miroconulus, Nyuella, Obtusoconus, Oelandia, Oelandiella, Papilloconus, Parapelagiella, Pararaconus, Paucella, Pedrocheotheca, Perssuakiella, Postacanthella, Prosinuites, Protowenella, Pseudopollicina, Randomia, Securiconus, Tannuella, Totoralia, Truncatoconus, Tuoraconus, Yangtzeconinae
Subtaxa: Asperconella gloriae Asperconella troyensis
Ecology: slow-moving low-level epifaunal detritivore
Distribution:
• Cambrian of Canada (1: Quebec collection), Greenland (1), United States (6: New York)
Total: 8 collections each including a single occurrence
Specimen images are retrieved through the ePANDDA API.
Click image to enlarge. Click to access iDigBio record.