Rhynchonellata - Spiriferida - Martiniidae

Full reference: G. A. Cooper and R. E. Grant. 1976. Permian Brachiopods from West Texas, IV. Smithsonian Contributions to Paleobiology 21:1923-2607

Parent taxon: Eomartiniopsinae according to A. Williams et al. 2006

Sister taxa: Eomartiniopsis, Globispirifer, Heteraria, Kisilia, Merospirifer

Subtaxa: Rallacosta actina, Rallacosta heshanensis, Rallacosta imporcata, Rallacosta laminata, Rallacosta xystica

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Type: Rallacosta imporcata

Ecology: stationary epifaunal suspension feeder