†Isorthis (Arcualla) microscapha Johnson et al. 1976 (lamp shell)
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Rhynchonellata - Orthida - Dalmanellidae
Belongs to Isorthis (Arcualla) according to Johnson et al. 1976
Sister taxa: Isorthis (Arcualla) arcuaria, Isorthis (Arcualla) boreaina
Ecology: stationary epifaunal suspension feeder
Distribution:
• Whitwellian of Canada (2: Northwest Territories collections)
• Silurian of Canada (1: Northwest Territories)
Total: 3 collections each including a single occurrence
Specimen images are retrieved through the ePANDDA API.
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