Strophomenata - Orthotetida

Full reference: W. Waagen. 1884. Productus Limestone Fossils, Part IV, fas. 3. Salt Range Fossils, Palaeontologia Indica, Series 13 1(4):547-610

Parent taxon: Orthotetidina according to A. Williams et al. 2000

Sister taxon: Chilidiopsoidea

Subtaxa: Derbyiidae, Meekellidae, Orthotetellidae, Orthotetidae, Pulsiidae, Schuchertellidae

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Ecology: stationary low-level epifaunal suspension feeder