Rhynchonelloidea formalis Kamyshan 1973 (lamp shell)

Rhynchonellata - Rhynchonellida - Rhynchonellidae

Full reference: V. P. Kamyshan. 1973. Taxonomic names, in Middle Jurassic and Upper Jurassic brachiopods of the north-west Caucasus and Mountain Crimea. Vysha Shkola of the University of Kharkov 1-176

Belongs to Rhynchonelloidea according to V. P. Kamyshan 1973

Sister taxa: Rhynchonelloidea (Aalenirhynchia), Rhynchonelloidea angulata, Rhynchonelloidea curvivarians, Rhynchonelloidea cynica, Rhynchonelloidea goyi, Rhynchonelloidea lineata, Rhynchonelloidea ruthenensis, Rhynchonelloidea subangulata, Rhynchonelloidea varians

Type specimen: No. 6/2075. Its type locality is Pregradnaya (left bank, Murchisonae oolite), which is in a Murchisonae carbonate limestone in the Russian Federation.

Ecology: stationary epifaunal suspension feeder

Distribution: found only at Pregradnaya (left bank, Murchisonae oolite)

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