Helcionelloida - Helcionellidae
Synonym: Hematoconus Chen and Xiong 1984
Full reference: W. Yü. 1979. Earliest Cambrian monoplacophorans and gastropods from western Hubei with their biostratigraphical significance. Acta Palaeontologica Sinica 18(3):233-270
Parent taxon: Helcionellidae according to A. Kouchinsky et al. 2017
See also Gubanov et al. 2004, MacKinnon 1985, Parkhaev 2001, Parkhaev 2002, Parkhaev and Demidenko 2010 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, Marocella, Minastirithella, Miroconulus, Nyuella, Oelandia, Oelandiella, Papilloconus, Parapelagiella, Pararaconus, Paucella, Pedrocheotheca, Perssuakiella, Postacanthella, Prosinuites, Protowenella, Pseudopollicina, Randomia, Securiconus, Tannuella, Totoralia, Truncatoconus, Tuoraconus, Yangtzeconinae
Subtaxa: Hematoconus pygmaeus Obtusoconus ampla Obtusoconus brevis Obtusoconus foliaceus Obtusoconus grossicostus Obtusoconus honorabilis Obtusoconus mirabilis Obtusoconus paucicostatus Obtusoconus reduncus Obtusoconus vostokovae
Type: Obtusoconus paucicostatus
Ecology: slow-moving low-level epifaunal detritivore
Distribution:
• Cambrian of Australia (4 collections), China (17), Germany (1), Iran (1), Mongolia (2), New Zealand (1), the Russian Federation (3), Spain (5)
Total: 34 collections including 38 occurrences
Specimen images are retrieved through the ePANDDA API.
Click image to enlarge. Click to access iDigBio record.