Rhynchonellata - Terebratulida - Sellithyrididae

Alternative combinations: Meristina obtusa, Terebratula obtusa

Synonym: Merista tumida Dalman 1861

Belongs to Atactosia according to G. A. Cooper 1983

See also Bassett and Cocks 1974 and Musteikis and Modzalevskaya 2002

Sister taxa: Moutonithyris anglia, Moutonithyris dutempleana, Moutonithyris dutempliana, Moutonithyris moutoniana, Biplicatoria hunstantonensis, Biplicatoria ferruginea

Ecology: stationary low-level epifaunal suspension feeder

Distribution: found only at Cambridge (Upper Greensand) (Cretaceous of the United Kingdom)

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Specimen images are retrieved through the ePANDDA API.