†Calvustrigis (lamp shell)
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Rhynchonellata - Spiriferida - Strophopleuridae
Parent taxon: Strophopleurinae according to A. Williams et al. 2006
See also Sepkoski 2002
Sister taxa: Acuminothyris, Avisyrinx, Cantabriella, Iwaispirifer, Strophopleura, Voiseyella
Subtaxa: none
Ecology: stationary epifaunal suspension feeder
Distribution:
• Carboniferous of Canada (22: Alberta collections), United States (1: Iowa)
Total: 23 collections each including a single occurrence
Specimen images are retrieved through the ePANDDA API.
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