Patellispongia alternata Rigby and Chatterton 1989 (demosponge)

Demospongea - Lithistida - Anthaspidellidae

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

Belongs to Patellispongia according to J. K. Rigby and B. D. E. Chatterton 1989

Sister taxa: Patellispongia argentina, Patellispongia attenuata, Patellispongia australis, Patellispongia brosiusae, Patellispongia mackenziensis, Patellispongia oculata, Patellispongia robusta, Patellispongia rugosa

Type specimen: Its type locality is Baillie-Hamilton Island, BH1, 172m, which is in a Wenlock slope limestone/shale in the Cape Phillips Formation of Canada

Ecology: stationary epifaunal suspension feeder

Distribution:

• Silurian of Canada (5: Northwest Territories, Nunavut collections)

Total: 5 collections each including a single occurrence

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Specimen images are retrieved through the ePANDDA API.


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