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Spirelytha borealis Mironova 1964 (lamp shell)

Rhynchonellata - Spiriferida - Elythidae

PaleoDB taxon number: 186588

Alternative combination: Neophricadothyris borealis

Belongs to Spirelytha according to N. V. Kalashnikov 1998

Sister taxa: Spirelytha buravasi, Spirelytha fredericksi, Spirelytha grandis, Spirelytha kashirtsevi, Spirelytha kislakovi, Spirelytha magna, Spirelytha miloradovichi, Spirelytha pavlovae, Spirelytha petaliformis, Spirelytha sheii, Spirelytha stepanoviana

Ecology: stationary epifaunal suspension feeder

Average measurements (in mm): shell 26.2 x 33.3, valve 27.7 x 32.9