†family Hypothyridinidae Rzhonsnitskaia 1956 (lamp shell)

Rhynchonellata - Rhynchonellida - Hypothyridinidae

Parent taxon: Uncinuloidea according to A. Williams et al. 2002

Sister taxa: Eatoniidae, Glossinotoechiidae, Hadrorhynchiidae, Hebetoechiidae, Innaechiidae, Obturamentellidae, Uncinulidae

Subtaxa: Glosshypothyridina Hypothyridina Lorangerella Pseudouncinulus Uchtella Xiaobangdaia

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Type: Hypothyridina

Ecology: stationary epifaunal suspension feeder

Distribution:

• Devonian of Afghanistan (2 collections), Austria (1), Belgium (1), Canada (3: Alberta, Saskatchewan, Mackenzie, Northwest Territories, Ontario), China (4), the Czech Republic (1), Germany (1), the Russian Federation (11), United States (24: Alaska, Iowa, Missouri, Nevada, New Mexico, New York)

• Silurian of United States (1: California)

Total: 49 collections including 53 occurrences

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