ammonites
Dyoros (Lissosia) Cooper and Grant 1975 (lamp shell)

Strophomenata - Productida - Rugosochonetidae

Alternative spelling: Lissosia

Full reference: G. A. Cooper and R. E. Grant. 1975. Permian Brachiopods of West Texas, III. Smithsonian Contributions to Paleobiology 19:795-1921

Parent taxon: Dyoros according to Cooper and Grant 1975

Sister taxa: Dyoros (Dyoros), Dyoros (Tetragonetes), Dyoros acanthopelix, Dyoros esoterica, Dyoros grandis, Dyoros lamellosa, Dyoros pentagonalis, Dyoros semicircularis

Subtaxa: Dyoros (Lissosia) concavus, Dyoros (Lissosia) nevadaensis, Dyoros (Lissosia) parvus, Dyoros (Lissosia) vagabundus

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Type: Dyoros (Lissosia) concavus

Ecology: stationary low-level epifaunal suspension feeder