†Quadrithyris Havlicek 1957 (lamp shell)
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Rhynchonellata - Spiriferida - Xenomartiniidae
Alternative spelling: Delthyris (Quadrithyris)
Parent taxon: Quadrithyridinae according to A. Williams et al. 2006
See also Johnson 1970 and Sepkoski 2002
Sister taxa: none
Subtaxa: Quadrithyris minuens Quadrithyris vijaicus
Ecology: stationary epifaunal suspension feeder
Distribution:
• Devonian of Australia (4 collections), Austria (2), Canada (1: Nunavut), China (2), the Czech Republic (5), Germany (1), Italy (2), Morocco (3), the Russian Federation (2), United States (8: Nevada)
• Silurian to Devonian of Australia (1)
• Silurian of Estonia (2), Kazakhstan (1)
Total: 34 collections including 50 occurrences
Specimen images are retrieved through the ePANDDA API.
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