Caspian Sea Biodiversity Project under umbrella of Caspian Sea Environment Program

Check-list for Caspian Sea Rotifera, Cladocera and Copepoda

by Larisa Litvinchuk

Family	Species	Year and author of description	Origin	Relative magnitude	Status (last found)	Distribution areas 1	Distribution areas 2
1	2	3	4	5	6	7	8
Type Nemathelminthes Class Rotifera
Notommatidae	Notommata aurita	(O.F. Müller, 1786)	Freshwater		Widespread	North Caspian	Volga River Avandelta
	N. copeus	Ehrenberg, 1834	Freshwater		Widespread	North Caspian	Volga River Avandelta
	N. pseudocerberus	Beauchamp, 1907	Freshwater		Widespread	North Caspian	Volga River Avandelta
	Pseudoharringia similis	Fadeev, 1925	Freshwater		Widespread	North Caspian	Volga River Avandelta
	Scaridium longicaudum	(O.F. Müller, 1786)	Freshwater		All over the world	North Caspian	Volga River Avandelta
	Itura aurita	(Ehrenberg, 1830)	Freshwater		Widespread	North Caspian	Volga River Avandelta
	Cephalodella forficula	(Ehrenberg, 1831)	Freshwater	Facultative Distribution	Widespread	Coastal zone of the Caspian Sea
Gastropodidae	Gastropus stylifer	Imhof, 1888	Freshwater	Rare	Widespread	North Caspian
	Postclausa minor	(Rousselet, 1892)	Freshwater		Widespread	North Caspian	Volga River Delta (arm)
Trichocercidae	Trichocerca (Diurella) intermedia	(Stenroos, 1898)	Freshwater		Widespread	Coastal zone of the Caspian Sea
	T.(D).heterodactyla	(Tschugunoff, 1921)	Freshwater		Endemic	North Caspian
	Trichocerca (s.str.) caspica	(Tschugunoff, 1921)	Freshwater	Rare	Endemic	North Caspian
	T. (s.str.) pusilla	(Lauterborn, 1898)	Freshwater		Widespread	North Caspian
	T. (s.str.) cylindrica	(Imhof, 1891)	Freshwater		Widespread	North Caspian
	T. (s.str.) bicristata	(Gosse, 1887)	Freshwater		Widespread	North Caspian
	T. bicristata	(Gosse, 1887)	Freshwater		Widespread	North Caspian	Volga River Avandelta
	T. (s. str.) capucina	(Wierzejski et Zacharias, 1893)	Freshwater		Widespread	North Caspian	Volga River Avandelta
	T. (s. str.) elongata	(Gosse, 1886)	Freshwater		Widespread	North Caspian	Volga River Avandelta; Ural River Delta
	T. (s. str.) longiseta	(Schrank, 1802)	Freshwater		All over the world	North Caspian	Volga River Avandelta
	T. musculus	(Hauer, 1936)	Freshwater		Widespread	North Caspian	Volga River Delta (arm)
	T. (s. str.) rattus	(O.F. Müller, 1776)	Freshwater		Widespread	North Caspian	Volga River Avandelta
	T. similis	(Wierzejski, 1893)	Freshwater		Widespread	North Caspian	Volga River Avandelta
	T. (s. str.) stylata	(Gosse, 1851)	Freshwater		Widespread	North Caspian	Volga River Avandelta
	T. tigris	(O.F. Müller, 1786)	Freshwater		Widespread	North Caspian	Volga River Avandelta
	T. weberi	(Jennings, 1903)	Freshwater		Widespread	North Caspian	Volga River Avandelta
Dicranophoridae	Paradicranophorus hudsoni	(Glasscott, 1893)	Freshwater		Widespread	North Caspian	Volga River Avandelta
	Dicranophorus caudatus	(Ehrenberg, 1834)	Freshwater		Widespread	North Caspian	Volga River Avandelta
	D. grandis	(Ehrenberg, 1832)	Freshwater		Widespread	North Caspian	Volga River Avandelta
	D. uncinatus	(Milne, 1886)	Freshwater		Widespread	North Caspian	Volga River Delta (arm)
Asplanchnidae	Asplanchna priodonta	Gosse, 1850	Freshwater	Widespread	Widespread	The Caspian Sea
	A. brightwelli	Gosse, 1850	Freshwater	Widespread	Widespread	The Caspian Sea
	A. sieboldi	(Leydig, 1854)	Freshwater	Widespread	Widespread	The Caspian Sea
	A. herricki	Guerne, 1888	Freshwater		Widespread	North Caspian	Volga River Delta (arm)
	Asplonchnopus multiceps	(Schrank, 1793)	Freshwater		Widespread	North Caspian	Volga River Avandelta
	Asplanchnopus sp.	Guerne, 1888	Freshwater	Widespread	Widespread	The Caspian Sea
	Harringia eupoda	(Gosse, 1887)	Freshwater		Widespread	North Caspian	Volga River Delta (arm)
Synchaetidae	Synchaeta stylata	Wierzejski, 1893		Common	All over the world	All over the Caspian Sea
	S. cecilia	Rousselet, 1902		Common	Widespread	All over the Caspian Sea
	S. vorax	Rousselet, 1902			Widespread	All over the Caspian Sea
	S. littoralis	Rousselet, 1902			Widespread	North Caspian
	S. tremula	(O.F.Müller, 1786)			Widespread	North Caspian
	S. neapolitana	Rousselet, 1902	Marine		Widespread	The Caspian Sea
	S. grandis	Zacharias, 1893	Freshwater		Widespread	North Caspian	Volga River Delta (arm)
	S. kitina	Rousselet, 1902	Freshwater		Widespread	North Caspian	Volga River Delta (arm)
	S. longipes	Gosse, 1887	Freshwater		Widespread	North Caspian	Volga River Avandelta
	S. oblonga	Ehrenberg, 1831	Freshwater		Widespread	North Caspian	Volga River Avandelta
	S. pectinata	Ehrenberg, 1832	Freshwater		All over the world	North Caspian	Volga River Delta (arm)
	Polyarthra euryptera	Wierzejski, 1891	Freshwater		Widespread	North Caspian	Volga River Delta (arm)
	P. longiremis	Carlin, 1943	Freshwater		Widespread	North Caspian	Volga River Avandelta
	P. luminosa	Kutikova, 1962	Freshwater		Widespread	North Caspian	Volga River Delta (arm)
	P. major	Burckhardt, 1900	Freshwater		Widespread	North Caspian	Volga River Avandelta
	P. minor	Voigt, 1904	Freshwater		Widespread	North Caspian	Volga River Avandelta
	P. remata	Skorikov, 1896	Freshwater		Widespread	North Caspian	Volga River Delta (arm)
	P. vulgaris	Carlin, 1943	Freshwater		Widespread	The Caspian Sea
	P. dolichîptera	Idelson, 1925	Freshwater		Widespread	The Caspian Sea
	Ploesoma lenticulare	Herrick, 1885	Freshwater		Widespread	North Caspian	Volga River Delta (arm)
	P. truncatum	(Levander, 1894)		Widespread	Widespread	North Caspian
	Bipalpus hudsonii	(Imhof, 1891)		Widespread	Widespread	North Caspian
Epiphanidae	Epiphanes senta	(O.F. Müller, 1773)	Freshwater		Widespread	North Caspian	Volga River Avandelta
	Epiphanes sp.	Ehrenberg, 1832			Widespread	North Caspian
Trichotriidae	Trichotria curta	(Skorikov, 1914)	Freshwater		Widespread	North Caspian	Volga River Delta (arm)
	T. pocillum	(O.F. Müller, 1776)	Freshwater		All over the world	North Caspian	Volga River Avandelta
	T. tetractis	(Ehrenberg, 1830)	Freshwater		Widespread	North Caspian	Volga River Avandelta
	Macrochaetus sp.	Perty, 1850		Rare	Widespread	North Caspian
	Wolga spinifera	(Western, 1894)	Freshwater		Widespread	North Caspian	Volga River Avandelta
Brachionidae	Brachionus quadridentatus	Hermann, 1783	Freshwater	Common	Widespread	North Caspian
	B. urceus	(Linnaeus, 1758)	Freshwater	Common	Widespread	North Caspian
	B. angularis	Gosse, 1851	Freshwater	Common	Widespread	North Caspian
	B. calyciflorus	Pallas, 1766	Freshwater	Common	Widespread	North Caspian
	B. diversicornis	(Daday, 1883)	Freshwater	Common	Widespread	North Caspian
	B. forficula	Wierzejski, 1891	Freshwater	Common	Widespread	North Caspian
	B. plicatilis	Müller, 1786	Freshwater	Common	Widespread	North, South Caspian
	B. budapestinensis	Daday, 1885	Freshwater	Limited distribution	Widespread	North Caspian
	B. leydigii	Cohn, 1862	Freshwater		All over the world	North Caspian	Volga River Avandelta
	B. nilsoni	Ahlstrom, 1940	Freshwater		All over the world	North Caspian	Volga River Delta (arm)
	Keratella tropica	(Apstein, 1907)	Freshwater	Common	Widespread	The Caspian Sea
	K. cochlearis	(Gosse, 1851)	Freshwater	Common	Widespread	The Caspian Sea
	K. quadrata	(O.F. Müller, 1786)	Freshwater	Common	All over the world	North Caspian	Volga River Avandelta
	Notholca squamula	(Müller, 1786)	Freshwater	Limited distribution	Widespread	The Caspian Sea
	N. acuminata	(Ehrenberg, 1832)	Freshwater	Limited distribution	Widespread	The Caspian Sea
	N. caudata	Carlin, 1943	Freshwater		Widespread	North Caspian	Volga River Avandelta
	N. cinetura	Skorikov, 1914	Freshwater		Widespread	North Caspian	Volga River Delta (arm)
	N. labis	Gosse, 1887	Freshwater		Widespread	North Caspian	Volga River Avandelta
	Kellicottia longispina	(Kellicott, 1897)	Freshwater		Widespread	North Caspian	Volga River Avandelta
	Platyias quadricornis	(Ehrenberg, 1832)	Freshwater	Limited distribution	Widespread	The Caspian Sea
	P. patulus	(Müller, 1786)	Freshwater	Limited distribution	Widespread	The Caspian Sea
Euchlanidae	Euchlanis dilatata	Ehrenberg, 1832	Freshwater	Widespread	All over the world	North Caspian
	E. pyriformis	Gosse, 1851	Freshwater	Widespread	All over the world	North Caspian
	Dipleuchlanis propatula	(Gosse, 1886)	Freshwater		All over the world	North Caspian	Volga River Avandelta
	Tripleuchlanis plicata	(Levander, 1894)	Freshwater		All over the world	North Caspian	Volga River Avandelta
	Eudactylota eudactylota	(Gosse, 1886)	Freshwater		All over the world	North Caspian	Volga River Delta (arm)
	E. calpidia	(Myers, 1930)	Freshwater		All over the world	North Caspian	Volga River Avandelta
	E. alata	Voronkov, 1911	Freshwater		Widespread	North Caspian	Volga River Avandelta
	E. arenosa	Myers, 1936	Freshwater		Widespread	North Caspian	Volga River Avandelta
	E. deflexa	Gosse, 1851	Freshwater		All over the world	North Caspian	Volga River Avandelta
	E. incisa	Carlin, 1939	Freshwater		All over the world	North Caspian	Volga River Avandelta
	E. oropha	Gosse, 1887	Freshwater		All over the world	North Caspian	Volga River Avandelta
	E. triquetra	Ehrenberg, 1838	Freshwater		Widespread	North Caspian	Volga River Avandelta
Mytilinidae	Mytilina ventralis	(Ehrenberg, 1832)	Freshwater		All over the world	North Caspian	Volga River Avandelta
	M. mucronata	(O.F. Müller, 1773)	Freshwater		All over the world	North Caspian	Volga River Avandelta
	Lophocharis oxysternon	(Gosse, 1851)	Freshwater		All over the world	North Caspian	Volga River Avandelta
Colurellidae	Colurella adriatica	Ehrenberg, 1831	Freshwater		All over the world	North Caspian	Volga River Avandelta
	C. uncinata	(O.F. Müller, 1773)	Freshwater		Widespread	North Caspian	Volga River Avandelta
	Squatinella tridentata	(Ehrenberg, 1832)	Freshwater		Widespread	North Caspian	Volga River Avandelta
	S. rostrum	(Schmarda, 1846)	Freshwater		Widespread	North Caspian	Volga River Avandelta
	Lepadella (s. str.) patella	(O.F. Müller, 1773)	Freshwater		All over the world	North Caspian	Volga River Avandelta
	L. (s. str.) acuminata	(Ehrenberg, 1834)	Freshwater		Widespread	North Caspian	Volga River Avandelta
	L. (s. str.) ovalis	(Müller, 1786)	Freshwater		All over the world	North Caspian	Volga River Avandelta
	L. (s.str.) triptera	Ehrenberg, 1830	Freshwater	Widespread	Widespread	The Caspian Sea
	L. (Heterolepadella) sp.	Bartos, 1955	Freshwater		Widespread	The Caspian Sea
	Colurus colurus	(Ehrenberg, 1830)		Rare	Widespread	North Caspian
Lecanidae	Lecane (s.str.) luna	(Müller, 1776)	Freshwater	Widespread	Widespread	The Caspian Sea
	L. (s.str.) crepida	Harring, 1914	Freshwater	Widespread	Widespread	The Caspian Sea
	L. closterocerca	(Schmarda, 1859)	Freshwater		All over the world	North Caspian	Volga River Avandelta
	L. cornuta	(O.F. Müller, 1786)	Freshwater		All over the world	North Caspian	Volga River Avandelta
	L. crenata	(Harring, 1913)	Freshwater		All over the world	North Caspian	Volga River Avandelta
	L. hamata	(Stokes, 1896)	Freshwater		All over the world	North Caspian	Volga River Avandelta
	L. (s. str.) ludwigii	(Eckstein, 1883)	Freshwater		Widespread	North Caspian	Volga River Avandelta
	L. lunaris	(Ehrenberg, 1832)	Freshwater		All over the world	North Caspian	Volga River Avandelta
	L. (s. str.) renana	Hauer, 1929	Freshwater		Widespread	North Caspian	Volga River Avandelta
	L. stenroosi	(Meissner, 1908)	Freshwater		All over the world	North Caspian	Volga River Avandelta
	L. (s. str.) ungulata	(Gosse, 1887)	Freshwater		All over the world	North Caspian	Volga River Avandelta
	L. quadridentata	(Ehrenberg, 1832)	Freshwater		All over the world	North Caspian	Volga River Avandelta
	L.(Monostyla) bulla	(Gosse, 1886)	Freshwater	Widespread	Widespread	The Caspian Sea	L.(Monostyla) bulla
Proalidae	Proales reinhardti	(Ehrenberg, 1834)	Freshwater		All over the world	North Caspian	Volga River Avandelta
Testudinellidae	Pompholyx complanata	Gosse, 1851	Freshwater	Rare	Widespread	The Caspian Sea
	P. sulcata	Hudson, 1885	Freshwater		Widespread	North Caspian	Volga River Avandelta
	Testudinella patina	(Hermann, 1783)	Freshwater	Common	Widespread	Coast of the Caspian Sea
Flosculariidae	Floscularia ringens	(Linnaues, 1758)	Freshwater		All over the world	North Caspian	Volga River Avandelta
	Floscularia sp.	Cuvier, 1798	Freshwater	Facultative distribution	Widespread	The Caspian Sea
	Lacinularia flosculosa	(O.F. Müller, 1773)	Freshwater		Widespread	North Caspian	Volga River Avandelta
	Sinantherina socialis	(Linnaues, 1758)	Freshwater		Widespread	North Caspian	Volga River Avandelta
Conochilidae	Conochilus hiðpocrepis	(Schrank, 1803)	Freshwater	Limited distribution	Widespread	The Caspian Sea
	C. unicornis	Rousselet, 1892	Freshwater	Rare	Widespread	North Caspian
	Conochiloides coenobasis	Skorikov, 1914	Freshwater		Widespread	North Caspian	Volga River Delta (arm)
Collothecidae	Collotheca libera	(Zacharias, 1894)	Freshwater		Widespread	North Caspian	Volga River Avandelta
	C. campanulata	(Dobie, 1849)	Freshwater		Widespread	North Caspian	Volga River Avandelta
	C. mutabilis	(Hudson, 1885)	Freshwater		Widespread	North Caspian	Volga River Avandelta
	C. pelagica	(Rousselet, 1893)	Freshwater		Widespread	North Caspian	Volga River Delta (arm)
	C. atrochoides	(Wierzejski, 1893)	Freshwater		Widespread	North Caspian	Volga River Delta (arm)
	Stephanoceros fimbriatus	(Goldfuss, 1820)	Freshwater		Widespread	North Caspian	Volga River Avandelta
Hexarthridae	Hexarthra oxyuris	(Zernov, 1903)	Freshwater	Common	Widespread	North Caspian
	H. mira	(Hudson, 1871)	Freshwater		All over the world	North Caspian	Volga River Delta (arm)
Filiniidae	Filinia maior	(Colditz, 1914)	Freshwater		Widespread	North Caspian	Volga River Avandelta
	F. terminalis	(Plate, 1886)	Freshwater		Widespread	North Caspian	Volga River Delta (arm)
	F. longiseta	(Ehrenberg, 1834)	Freshwater	Common	Widespread	North Caspian
Type Arthropoda Class Crustacea Ordo Cladocera
Sididae	Sida crystallina	(O.F. Müller, 1776)	Freshwater	Rare	Widespread	North Caspian
	Group of species Diaphanosoma brachyurum s.lat.		Freshwater	Common	Widespread	North Caspian
	Diaphanosoma sarsii	Richard, 1895	Freshwater		Widespread	North Caspian	Volga River Avandelta
Daphniidae	Daphnia pulex	(De Geer, 1778)	Freshwater		All over the world	North Caspian	Volga River Delta (arm)
	D. cucullata	Sars, 1862	Freshwater		Widespread	North Caspian	Volga River Delta (arm)
	Ceriodaphnia reticulata	(Jurine, 1820)	Freshwater		All over the world	North Caspian	Volga River Avandelta
	C. quadrangula	(O.F. Müller, 1785)	Freshwater		All over the world	North Caspian	Volga River Avandelta
	C. pulchella	Sars, 1862	Freshwater		Widespread	North Caspian	Volga River Delta (arm)
	C. laticaudata	P.E. Müller, 1867	Freshwater		Widespread	North Caspian	Volga River Avandelta
	Scapholeberis aurita	(Fischer, 1849)	Freshwater		Widespread	North Caspian	Volga River Avandelta
	S. kingi	Sars, 1903	Freshwater		Widespread	North Caspian	Volga River Avandelta
	S. mucronata	(O.F. Müller, 1785)	Freshwater		Widespread	North Caspian	Volga River Avandelta
	Simocephalus vetulus	(O.F. Müller, 1785)	Freshwater		Widespread	North Caspian	Volga River Avandelta
	S. elizabethae	(King, 1853)	Freshwater		Widespread	North Caspian	Volga River Avandelta
	S. expinosus	(Koch, 1841)	Freshwater		Widespread	North Caspian	Volga River Avandelta
	S. serrulatus	(Koch, 1841)	Freshwater		All over the world	North Caspian	Volga River Avandelta
	S. lusaticus	Herr, 1917	Freshwater		Widespread	North Caspian	Volga River Avandelta
	Group of species Daphnia longispina s.lat.		Freshwater	Common	Widespread	North Caspian
	Ceriodaphnia sp.	Dana, 1853	Freshwater	Rare	Widespread	North Caspian
Moinidae	Moina micrira	Hellich, 1877	Freshwater		Widespread	North Caspian	Volga River Delta (arm)
	M. brachiata	(Jurine, 1820)	Freshwater	Rare	Widespread	North Caspian
Bosminidae	Bosmina longispina	Leydig, 1860	Freshwater		Widespread	North Caspian	Volga River Delta (arm)
	B. coregoni	Baird, 1857	Freshwater		Widespread	North Caspian	Volga River Avandelta
	Bosmina (Bosmina) longirostris s.lato	(O.F. Müller, 1785)	Freshwater	Common	Widespread	North Caspian
Macrothricidae	Ilyocriptis agilis	Kurz, 1874	Freshwater		Widespread	North Caspian	Volga River Avandelta
	Macrothrix spinosa	King, 1853	Freshwater		Widespread	North Caspian	Volga River Avandelta
	M. rosea	(Jurine, 1848)	Freshwater		Widespread	North Caspian	Volga River Avandelta
	M. laticornis	(Jurine, 1820)	Freshwater		Widespread	North Caspian	Volga River Delta (arm)
	M. odiosa	Gurney, 1907	Freshwater		Widespread	North Caspian	Volga River Avandelta
	Streblocerus serricaudatus	(Fischer, 1849)	Freshwater		Widespread	North Caspian	Volga River Avandelta
Chydoridae	Alona affinis	Leydig, 1860	Freshwater		All over the world	North Caspian	Volga River Avandelta
	A. costata	Sars, 1862	Freshwater		Widespread	North Caspian	Volga River Avandelta
	A. guttata	Sars, 1862	Freshwater		All over the world	North Caspian	Volga River Avandelta
	A. quadrangularis	(O.F. Müller, 1785)	Freshwater		Widespread	North Caspian	Volga River Avandelta
	Alona rectangula	Sars, 1862	Freshwater	Common	Widespread	North Caspian
	Alonella excisa	(Fischer, 1854)	Freshwater		All over the world	North Caspian	Volga River Avandelta
	A. nana	(Baird, 1850)	Freshwater	Common	Widespread	North Caspian
	Alonopsis elongata	(Sars, 1862)	Freshwater		Widespread	North Caspian	Volga River Avandelta
	Anchistropus emarginatus	(Sars, 1862)	Freshwater		Widespread	North Caspian	Volga River Avandelta
	Camptocercus rectirostris	Schoedler, 1862	Freshwater		Widespread	North Caspian	Volga River Avandelta
	Chydorus sphaericus	(O.F. Müller, 1785)	Freshwater	Common	Widespread	North Caspian
	Ch. ovalis	Kurz, 1875	Freshwater	Rare	Widespread	North Caspian
	Ch. globulus	Baird, 1850	Freshwater		All over the world	North Caspian	Volga River Avandelta
	Eurycercus lamellatus	(O.F. Müller, 1785)	Freshwater		All over the world	North Caspian	Volga River Avandelta
	Graptoleberis testudinaria	(Fischer, 1848)	Freshwater		All over the world	North Caspian	Volga River Avandelta
	Kurzia latissima	Kurz, 1874	Freshwater		Widespread	North Caspian	Volga River Avandelta
	Leydigia acanthocercoides	(Fischer, 1854)	Freshwater		Widespread	North Caspian	Volga River Avandelta
	L. leydigii	(Leydig, 1860)	Freshwater		Widespread	North Caspian	Volga River Avandelta
	Monospilus dispar	Sars, 1862	Freshwater		Widespread	North Caspian	Volga River Avandelta
	Oxyurella tenuicaudis	(Sars, 1862)	Freshwater		Widespread	North Caspian	Volga River Avandelta
	Pleuroxus aduncus	(Jurine, 1820)	Freshwater		All over the world	North Caspian	Volga River Avandelta
	P. striatus	Schoedler, 1858	Freshwater	Rare	Widespread	North Caspian
	P. trigonellus	(O.F. Müller, 1785)	Freshwater		Widespread	North Caspian	Volga River Delta (arm)
	P. truncatus	(O.F. Müller, 1785)	Freshwater	Rare	Widespread	North Caspian
	Rhynchotalona rostrata	(Koch, 1841)	Freshwater		All over the world	North Caspian	Volga River Avandelta
	Acroperus harpae	(Baird, 1834)	Freshwater	Rare	Widespread	North Caspian
	Tretocephala ambigua	(Lilljeborg, 1900)	Freshwater	Rare	Widespread	North Caspian
Ilyocryptidae	Ilyocryptus sordidus	(Lievin, 1848)	Freshwater	Facultative	Widespread	North Caspian
Polyphemidae	Polyphemus exiguus	Sars, 1897	Marine	Common in Middle and South Caspian	Endemic	The Caspian Sea
	P. pediculus	(Linnaeus, 1761)	Freshwater		Widespread	North Caspian	Volga River Delta (arm)
Podonidae	Podon intermedius	Lilljeborg, 1853	Mediterranean	Common	Widespread	The Caspian Sea	The Caspian Sea
	Pleopis polyphemoides	(Leuckart, 1859)	Mediterranean	Common	Widespread	All over the Caspian Sea
	Podonevadne trigona trigona	(Sars, 1897)	Caspian	Common	Endemic	The Caspian Sea
	P. angusta	(Sars, 1902)	Marine	Common	Widespread	The Caspian Sea
	P. camptonyx	(Sars, 1897)	Marine	Common	Widespread	The Caspian Sea
	Evadne anonyx	Sars, 1897	Marine	Common	Widespread	The Caspian Sea
	E. prolongata	Behning, 1938	Marine	Common	Widespread	Middle and South Caspian
	Cornigerius bicornis	(Zernov, 1901)	Marine	Common	Widespread	The Caspian Sea
	C. maeoticus hircus	(Sars, 1902)	Caspian	Common	Endemic	The Caspian Sea
	C. arvidi	Mordukhai-Boltovskoi, 1967	Marine	Rare	Widespread	Middle and South Caspian
	Caspievadne maximowitschi	(Sars, 1902)	Marine	Rare	Endemic	Middle and South Caspian
Leptodoridae	Leptodora kindtii	(Focke, 1844)	Freshwater		Widespread	North Caspian	Volga River Delta (arm)
Cercopagidae	Cercopagis (Cercopagis) pengoi	(Ostroumov, 1891)	Marine	Common	Widespread	The Caspian Sea
	C. (C.) neonilae	Sars, 1902	Marine	Common	Widespread	The Caspian Sea
	C. (C.) socialis	(Grimm, 1877)	Caspian	Common in Middle and South Caspian	Widespread	The Caspian Sea
	C. (C.) prolongata	Sars, 1897	Caspian	Common	Widespread	Middle and South Caspian
	C. (C.) spinicaudata	Mordukhai-Boltovskoi, 1968	Caspian	Rare	Endemic	Middle Caspian
	C. (C.) longiventris	Mordukhai-Boltovskoi, 1964	Caspian	Rare	Endemic	Middle Caspian
	C. (C.) robusta	Sars, 1897	Caspian	Rare	Endemic	Middle and South Caspian
	C. (C.) micronyx	Sars, 1897	Caspian	Common in Middle and South Caspian	Endemic	Middle and South Caspian
	C. (C.) anonyx	Sars, 1897	Caspian	Common in Middle and South Caspian	Endemic	Middle and South Caspian
	C. (Apagis) ossiani	Mordukhai-Boltovskoi, 1968	Caspian	Rare	Endemic	Middle Caspian
	C. (A.) cylindrata	Sars, 1897	Caspian	Rare	Endemic	Middle Caspian
	C. (A.) beklemishevi	Mordukhai-Boltovskoi, 1964	Caspian	Common	Endemic	Middle Caspian
	C. (A.) longicaudata	Sars, 1902	Caspian	Rare	Endemic	Middle Caspian
Ordo Copepoda U/Ordo Calanoida
Centropagidae	Limnocalanus grimaldii	(Guerne, 1886)	Arctic	Common	Widespread	Middle Caspian
Acartiidae	Acartia tonsa	Dana, 1849	Atlantic	Common	Widespread	The Caspian Sea	The Caspian Sea
	Acartia clausi	Giesbrecht, 1889	Mediterranean	Common	Widespread	The Caspian Sea
Pseudodiaptomidae	Calanipeda aquae-dulcis	Kritschagin, 1873	Mediterranean	Common	All over the world	North Caspian	Volga River Avandelta
Diaptomidae	Eudiaptomus vulgaris (=coeruleus)	Schmeil, 1898)	Freshwater		Widespread	North Caspian	Volga River Delta (arm)
	E. gracilis	(Sars, 1863)	Freshwater		Widespread	North Caspian	Volga River Avandelta
	E. graciloides	(Lilljeborg, 1888)	Freshwater		Widespread	North Caspian	Volga River Delta (arm)
Temoridae	Eurytemora grimmi	Sars, 1897	Freshwater	Common in Middle and South Caspian	Widespread	The Caspian Sea
	E. vålox	Lilljeborg, 1853	Freshwater	In the estuaries of the rivers	Widespread	The Caspian Sea
	E. minor	Sars, 1897	Caspian	In the estuaries of the rivers	Endemic	Middle and South Caspian
	E. affinis	(Poppe, 1880)	Caspian	In the estuaries of the rivers	Widespread	The Caspian Sea
	Heterocope caspia	Sars, 1897	Caspian	Common	Widespread	Coastal zone of the Caspian Sea
U/Ordo Cyclopoida
Cyclopidae	Macrocyclops distinctus	(Richard, 1887)	Freshwater		Widespread	North Caspian	Volga River Avandelta
	M. fuscus	(Jurine, 1820)	Freshwater		Widespread	North Caspian	Volga River Avandelta
	Eucyclops serrulatus	(Fischer, 1850)	Freshwater		All over the world	North Caspian	Volga River Avandelta
	E. macrurus	(Sars, 1863)	Freshwater		Widespread	North Caspian	Volga River Avandelta
	Paracyclops fimbriatus	(Fischer, 1853)	Freshwater		All over the world	North Caspian	Volga River Avandelta
	Ectocyclops phaleratus	(Koch, 1893)	Freshwater		All over the world	North Caspian	Volga River Delta (arm)
	Cyclops strennus	Fischer, 1851	Freshwater		Widespread	North Caspian	Volga River Avandelta
	C. kolensis	Lilljeborg, 1901	Freshwater		Widespread	North Caspian	Volga River Delta (arm)
	C. vicinus	Uljanin, 1875	Freshwater		Widespread	North Caspian	Volga River Avandelta
	Megocyclops gigas	(Claus, 1857)	Freshwater		Widespread	North Caspian	Volga River Avandelta
	Acanthocyclops vernalis	(Fischer, 1853)	Freshwater		Widespread	North Caspian	Volga River Avandelta
	Diacyclops bicuspidatus	(Claus, 1857)	Freshwater		Widespread	North Caspian	Volga River Avandelta
	Microcyclops varicans	(Sars, 1863)	Freshwater		All over the world	North Caspian	Volga River Avandelta
	Metacyclops gracilis	Lilljeborg, 1901	Freshwater		Widespread	North Caspian	Volga River Avandelta
	Thermocyclops dybowskii	(Lande, 1890)	Freshwater		Widespread	North Caspian	Volga River Avandelta
	Halicyclops sarsi	Akatova, 1935	Caspian	Mass	Endemic	The Caspian Sea
	H. oblongus	Lindberg, ?	Caspian	Rare	Endemic	North Caspian
	H. robustus	Lindberg, ?	Caspian	Rare	Endemic	North Caspian
	H. setifer	Lindberg, ?	Caspian	Rare	Endemic	North Caspian
	Macrocyclops albidus	Jurine, 1820	Freshwater	Common, in the estuaries of the rivers	Widespread	In the Coastal zone of the Caspian Sea
	Eucyclops (s.str.) macruroides	Lilljeborg, 1901	Freshwater	Common, in the estuaries of the rivers	Widespread	In the Coastal zone of the Caspian Sea
	Mesocyclops ex.gr.leuckarti		Freshwater	Common, in the estuaries of the rivers	Widespread	In the Coastal zone of the Caspian Sea
	Thermocyclops taihokuensis	(Harada, 1931)	Freshwater	Common, in the estuaries of the rivers	Widespread	North Caspian
	Acanthocyclops viridis	(Jurine, 1820)	Freshwater	Common, in the estuaries of the rivers	Widespread	North Caspian
Ergasilidae	Paraergasilus rylovi	Markewitsch, 1937	Freshwater	Rare	Rare	North Caspian
U/Ordo Harpacticoida
Ectinosomidae	Ectinosoma concinnum	Akatova, 1935	Caspian		Endemic	The Caspian Sea
	E. abrau	(Kritschagin, 1873)	Marine		Widespread	The Caspian Sea
Diosaccidae	Schizopera neglecta	Akatova, 1935	Marine		Widespread	The Caspian Sea
	S. akatovae	Borutzky, 1953	Caspian		Endemic	The Caspian Sea
Ameridae	Nitocra hibernica	(Brady, 1880	Freshwater		Widespread	North Caspian	Volga River Avandelta
	Nitocra typica	Boeck, 1864	Caspian		Widespread	The Caspian Sea
Campthocamptidae	Mesochra rapiens	Schmeil, 1864)	Freshwater		Widespread	North Caspian	Volga River Avandelta
	Smirnoviella unisetosa	Monchenko, 1982	Caspian				Between Ural and Emba river deltas
	Mesochra lilljeborgi	Boeck, 1864	Freshwater		Widespread	The Caspian Sea
Laophontidae	Laophonte mohammed	Blanchard et Richard, 1891	Marine		Widespread	The Caspian Sea
Cletodidae	Limnocletodes behning	Borutzky, 1926	Mediterranean		Widespread	The Caspian Sea