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Hawkercyathus Gravestock 1984 (sponge)

Irregulares - Archaeocyathida

PaleoDB taxon number: 123736

Full reference: D. I. Gravestock. 1984. Archaeocyatha from lower parts of the Lower Cambrian carbonate sequence in South Australia. Memoir of the Association of Australasian Palaeontologists 2:1-139

Parent taxon: Archaeocyathida according to D. I. Gravestock 1984

Sister taxa: Abakanicyathus, Agastrocyathus, Alaskacoscinus, Alconeracyathus, Antarcticocyathus, Anthomorpha, Archaeocyathina, Archaeosycon, Arisacyathus, Arrythmocricus, Ataxiocyathus, Auliscocyathus, Bayleicyathus, Beltanacyathus, Bottonaecyathus, Cambrocyathells, Cambrocyathellus, Cellicyathus, Changicyathus, Chankacyathus, Chouberticyathus, Claruscoscinus, Claruscyathus, Dendrocyathus, Dictyocoscinus, Dictyocyathus, Dictyofavus, Dictyosycon, Eremitacyathus, Fenestrocyathus, Fragilicyathus, Fridaycyathus, Gabrielsocyathus, Gatagacyathus, Graphoscyphus, Jugalicyathus, Kechikacyathus, Keriocyathus, Kruseicnema, Landercyathus, Maiandrocyathus, Markocyathus, Metacyathellus, Metacyathus, Metyacyathellus, Mikhnocyathus, Molybdocyathus, Naimarkcyathus, Neoloculicyathus, Okulitchicyathus, Paracoscinus, Prismocyathus, Pseudosyringocnema, Pycnoidocoscinus, Pycnoidoscinus, Retillamina, Sakhacyathus, Sanxiacyathus, Shiveligocyathus, Sigmofungia, Sphinctocyathus, Spinosocyathus, Spirillicyathella, Spirillicyathus, Spirocyathella, Stevocyathus, Syringocnema, Syringothalamus, Syringsella, Tabulacyathellus, Taeniaecyathellus, Tchojacyathus, Tollicyathus, Tuvacnema, Usloncyathus, Vadimocyathus, Voznesenskicyathus, Warriootacyathus, Warrriootacyathus, Williamicyathus, Zunyicyathus

Subtaxa: Hawkercyathus insculptus

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Type: Hawkercyathus insculptus

Ecology: stationary intermediate-level epifaunal suspension feeder