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Costellarina kaasai Yancey 1978 (lamp shell)

Strophomenata - Productida - Aulostegidae

PaleoDB taxon number: 143092

Full reference: T. E. Yancey. 1978. Brachiopods and mollusca of the Lower Permian Arcturus Group, Nevada and Utah, Part 1: brachiopods, scaphopods, rostroconchs, and bivalves. Bulletins of American Paleontology 74(303):257-367

Belongs to Costellarina according to T. E. Yancey 1978

Sister taxa: Costellarina carlstroemi, Costellarina costellata, Costellarina mitriforma, Costellarina plasi

Type specimen: UCMP 14270

Ecology: stationary low-level epifaunal suspension feeder

Average measurements (in mm): shell 7.38 x 9.55, valve 9.62 x 12.16