''Deslongchampsithyris'' is a genus of

brachiopod Brachiopods (), phylum (biology), phylum Brachiopoda, are a phylum of animals that have hard "valves" (shells) on the upper and lower surfaces, unlike the left and right arrangement in bivalve molluscs. Brachiopod valves are hinged at the rear e ...

s in the family Chlidonophoridae.

Existence

Fossils of ''Deslongchampsithyris'' show that species of ''Deslongchampsithyris'' existed around 191–183 MYA in the

Early Jurassic The Early Jurassic Epoch (geology), Epoch (in chronostratigraphy corresponding to the Lower Jurassic series (stratigraphy), Series) is the earliest of three epochs of the Jurassic Period. The Early Jurassic starts immediately after the Triassic� ...

epoch. There are two occurrences of fossils of the genus, one for each of the species. A fossil of '' Deslongchampsithyris moisseevi'' has been discovered in

Ukraine Ukraine is a country in Eastern Europe. It is the List of European countries by area, second-largest country in Europe after Russia, which Russia–Ukraine border, borders it to the east and northeast. Ukraine also borders Belarus to the nor ...

and '' Deslongchampsithyris kamyshani'' in

Georgia Georgia most commonly refers to: * Georgia (country), a country in the South Caucasus * Georgia (U.S. state), a state in the southeastern United States Georgia may also refer to: People and fictional characters * Georgia (name), a list of pe ...

, both near the

Black Sea The Black Sea is a marginal sea, marginal Mediterranean sea (oceanography), mediterranean sea lying between Europe and Asia, east of the Balkans, south of the East European Plain, west of the Caucasus, and north of Anatolia. It is bound ...

Characteristics

Species of ''Deslongchampsithyris'' are blind like all other species of '' Rhynconellata.'' They are stationary and attach to surfaces, like all other Brachiopods. They are

filter feeder Filter feeders are aquatic animals that acquire nutrients by feeding on organic matters, food particles or smaller organisms (bacteria, microalgae and zooplanktons) suspended in water, typically by having the water pass over or through a s ...

s(also known as suspension feeders) and their diet consists of suspended food particles (usually

phytoplankton Phytoplankton () are the autotrophic (self-feeding) components of the plankton community and a key part of ocean and freshwater Aquatic ecosystem, ecosystems. The name comes from the Greek language, Greek words (), meaning 'plant', and (), mea ...

). They have a

taphonomy Taphonomy is the study of how organisms decay and become fossilized or preserved in the paleontological record. The term ''taphonomy'' (from Greek language, Greek , 'burial' and , 'law') was introduced to paleontology in 1940 by Soviet scientis ...

of low mg

calcite Calcite is a Carbonate minerals, carbonate mineral and the most stable Polymorphism (materials science), polymorph of calcium carbonate (CaCO3). It is a very common mineral, particularly as a component of limestone. Calcite defines hardness 3 on ...

like all other ''Brachiopods.''

Subtaxa

''Deslongchampsithyris'' has 2 species, both of which are extinct. * '' Deslongchampsithyris kamyshani'' * '' Deslongchampsithyris moisseevi'' (Basionym ''Deslongchampsithyris moiseevi)''

References

{{Taxonbar, from=Q115802109 Brachiopod genera Terebratulida