Stromatoporoidea - Labechiida - Aulaceratidae
Synonym: Beatricea Billings 1857
Parent taxon: Aulaceratidae according to C. W. Stearn et al. 1999
See also Andrews 1970, Bolton 1988, Raymond 1931 and Sepkoski 2002
Sister taxa: Alleynodictyon, Cryptophragmus, Ludictyon, Pararosenella, Quasiaulacera, Sinodictyon, Thamnobeatricea
Subtaxa: Aulacera cylindrica Aulacera nodulifera Aulacera nodulosa Aulacera plummeri Aulacera radiata Aulacera undulata Beatricea gracilis Beatricea nodulosa
Type: Aulacera plummeri
Ecology: stationary epifaunal suspension feeder-photosymbiotic
Distribution:
• Silurian of the Russian Federation (1 collection)
• Ordovician to Silurian of Canada (10: Québec)
• Ordovician of Australia (1), Canada (29: Manitoba, Northwest Territories, Quebec, Québec), China (1), the Russian Federation (1), United States (17: Kentucky, Michigan, Ohio)
Total: 60 collections including 76 occurrences
Specimen images are retrieved through the ePANDDA API.
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