Traits taxon details
original description
(of ) Billings, E. (1859). Fossils of the calciferous sandrock including those of a deposit of white limestone at Mingan, supposed to belong to the formation. <em>Canadian Naturalist and Geologist.</em> 4: 345-367. Ottawa., available online at https://www.biodiversitylibrary.org/page/7626836 [details]
new combination reference
Simpson, G.R. (1900). Preliminary descriptions of new genera of Paleozoic rugose corals. <em>New York State Museum Bulletin.</em> 8(39): 199-222. [details] 
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