†family Aulaceratidae Kühn 1927 (stromatoporoid sponge)

Stromatoporoidea - Labechiida - Aulaceratidae

Synonym: Aulaceridae Kuhn 1927

Parent taxon: Labechiida according to C. W. Stearn et al. 1999

See also Bolton 1988, Copper 2001 and Webby 2015

Sister taxa: Labechiidae, Lophiostromatidae, Platiferostromatidae, Rosenellidae, Stromatoceriidae, Stylostromatidae

Subtaxa: Alleynodictyon Aulacera Cryptophragmus Ludictyon Pararosenella Quasiaulacera Sinodictyon Thamnobeatricea

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Ecology: stationary epifaunal suspension feeder-photosymbiotic

Distribution:

• Silurian of the Russian Federation (1 collection)

• Ordovician to Silurian of Canada (10: Québec)

• Ordovician of Australia (7), Canada (40: Manitoba, Northwest Territories, Ontario, Quebec, Québec), China (5), Mongolia (3), the Russian Federation (1), United States (41: Georgia, Kentucky, Michigan, Ohio, Virginia)

Total: 108 collections including 126 occurrences

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