Antrospongia Rigby and Chatterton 1989 (demosponge)

Demospongiae - Lithistida - Streptosolenidae

Full reference: J. K. Rigby and B. D. E. Chatterton. 1989. Middle Silurian Ludlovian and Wenlockian sponges from Baillie-Hamilton and Cornwallis Islands, Arctic Canada. Geological Survey of Canada Bulletin 391:1-69

Parent taxon: Streptosolenidae according to R. M. Finks et al. 2004

See also Rigby and Chatterton 1989 and Sepkoski 2002

Sister taxa: Allosaccus, Aulocopella, Aulocopium, Aulocopoides, Dendroclonella, Edriospongia, Eospongia, Gallatinospongia, Hudsonospongia, Lissocoelia, Orlinocyathus, Ozarkocoelia, Perissocoelia, Streptosolen, Verpaspongia, Wilbernicyathus

Subtaxa: Antrospongia aberrans

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Type: Antrospongia aberrans

Ecology: stationary epifaunal suspension feeder

Distribution: found only at 84.3 m height of section BH2, Cape Phillips Fm., Baillie-Hamilton Island, Northw (Silurian of Nunavut)

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