Tellina henslowana Sheppard, 1825
‘Leach MS’ Sheppard, 1825, Trans. Linn. Soc. London 14: 149.

Tellina henslowana — Sheppard (1825)
Pisidium henslowiana — Jenyns (1832)
Cyclas appendiculata — Hanley (1843)
Pera henslowiana — Leach (1852)
Pisidium henslowanum — Prime (1852), Herrington (1962), Mackie et al. (1980), Turgeon et al. (1998), ..., Clewing et al. (2020), Groh et al. (2020), Saito et al. (2022), Clewing et al. (2022)
Pisum henslowianum — Deshayes (1854)
Pisidium henslowianum — Prime (1870), Clessin (1874), Clessin (1874), Servain (1882), Prime (1895), Thiele (1934)
Pisidium (Gruppe Fossarina) henslowianum — Clessin (1877)
Corneocyclas (Tropidocyclas) henslowanianum — Dall (1903)
Pisidium (Eupisidium) henslowanum — Mandahl-Barth (1938), Zhadin (1965), Korniushin (1998)
Pisidium (Cyclocalyx) henslowanum — Burch (1975), Bespalaya et al. (2017), Voode (2017)
Pisidium henslovatum — Petr (1992)
Pisidium (Henslowiana) henslowanum — Falkner et al. (2001)
Pisidium (Euglesa) henslowanum — Korniushin & Glaubrecht (2002)
Henslowiana (s.s.) henslowana — Starobogatov et al. (2004)
Pisidium henslovana — Slugina (2006)
Pisidium (Tropidocyclas) henslowanum — Bank (2006)
Henslowiana henslowana — Kantor et al. (2010)
Euglesa (Henslowiana) henslowana — Vinarski & Kantor (2016), Bespalaya et al. (2023)
Euglesa (Cyclocalyx) henslowana — Mouthon & Forcellini (2017)
Euglesa henslowana — Vinarski et al. (2020), Príe et al. (2021), Bespalaya et al. (2022), Prié et al. (2023)

Pisidium dupuyanum Normand, 1854
Normand, 1854, Cycl. Dépt. Nord. 5: 5.

Pisidium dupuyanum — Normand (1854)
Pisidium henslowianum — Prime (1870)
Pisidium subtruncatum — Clessin (1874)
Pisidium (Gruppe Fossarina) subtruncatum — Clessin (1877)
Henslowiana (s.s.) dupuiana — Starobogatov et al. (2004)
Henslowiana dupuyanum — Kantor et al. (2010)
Euglesa (Henslowiana) dupuyanum — Vinarski & Kantor (2016)

Pisidium henslowanum suecicum Westerlund, 1873
Clessin in Westerlund, 1873, Fauna Moll. Terr. Fluv. Suec. Norv. Dan. (2): 536.
Clessin, 1874, Conch. Cab. 9(3): 15.
(intro'd as intra-sp. of Tellina henslowana Sheppard, 1825)

Pisidium henslowanum suecicum — Westerlund (1873)
Pisidium henslowianum var. suecicum — Clessin (1874)
Henslowiana (s.s.) suecica — Starobogatov et al. (2004)
Henslowiana suecica — Kantor et al. (2010)
Euglesa (Henslowiana) suecica — Vinarski & Kantor (2016)

Galileja czerskii Starobogatov & Streletzkaja, 1967
Starobogatov & Streletzkaja, 1967, Trudy Zool. Inst. 42: 248.

Galileja czerskii — Starobogatov & Streletzkaja (1967)
Henslowiana (s.s.) czerskii — Starobogatov et al. (2004)
Henslowiana czerskii — Kantor et al. (2010)
Euglesa (Henslowiana) czerskii — Vinarski & Kantor (2016)

Euglesa (Henslowiana) ostroumovi Pirogov & Starobogatov, 1974
Pirogov & Starobogatov, 1974, Zool. Zhur. 53(9): 332, figs. 2, 12.

Euglesa (Henslowiana) ostroumovi — Pirogov & Starobogatov (1974), Vinarski & Kantor (2016)
Henslowiana (s.s.) ostroumovi — Starobogatov et al. (2004)
Henslowiana ostroumovi — Kantor et al. (2010)

Euglesa (Henslowiana) securridens Krivosheina, 1978
Krivosheina, 1978, Zool. Zhur. 57(10): 1495, text fig.

Euglesa (Henslowiana) securridens — Krivosheina (1978), Vinarski & Kantor (2016)
Henslowiana (s.s.) securridens — Starobogatov et al. (2004)
Henslowiana securidens — Kantor et al. (2010)

Euglesa (Henslowiana) subhenslowana Krivosheina, 1978
Krivosheina, 1978, Zool. Zhur. 57(10): 1495, text fig.

Euglesa (Henslowiana) subhenslowana — Krivosheina (1978), Vinarski & Kantor (2016)
Henslowiana (s.s.) subhenslowana — Starobogatov et al. (2004)
Henslowiana subhenslowana — Kantor et al. (2010)

Euglesa polonica Anistratenko & Starobogatov, 1990
Anistratenko & Starobogatov, 1990, unknown publication: 18, fig. 4.

Euglesa polonica — Anistratenko & Starobogatov (1990)
Henslowiana (s.s.) polonica — Starobogatov et al. (2004)
Henslowiana polonica — Kantor et al. (2010)
Euglesa (Henslowiana) polonica — Vinarski & Kantor (2016)

Cyclas acuta Pfeiffer, 1821
Pfeiffer, 1821, Natur. Deutsch. Land Sussw. Moll. 1: 230.

Cyclas acuta — Pfeiffer (1821)
Cyclas (Pisidium) acutum — C.B. Adams (1847)
Pisidium acutum — Prime (1852)
Pisidium henslowianum — Prime (1870), Prime (1895)
Pisidium (Gruppe Fossarina) henslowianum — Clessin (1877)

Cyclas obtusalis Nilsson, 1822
‘Lamarck’ Nilsson, 1822, Hist. Moll. Svec.: 101.
(misidentified reference to Cyclas obtusalis Lamarck, 1818)

Cyclas obtusalis — Nilsson (1822)
Pisidium subtruncatum — Clessin (1874)
Euglesa (Henslowiana) henslowana — Vinarski & Kantor (2016)

Cyclas appendiculata Turton, 1831
‘Leach’ Turton, 1831, Man. Land Fresh-Water Shells Brit. Is.: 15, fig. 6.

Cyclas appendiculata — Turton (1831), Hanley (1843), C.B. Adams (1847)
Pisidium henslowiana — Jenyns (1832)
Pera appendiculata — Leach (1852)
Pisidium henslowanum — Prime (1852), Fauna Europaea (2012)
Pisum henslowianum — Deshayes (1854)
Pisidium henslowianum — Prime (1870), Clessin (1874)
Euglesa (Henslowiana) henslowana — Vinarski & Kantor (2016)

Pera henslowiana Jenyns, 1832
‘Leach’ of Authors.
Jenyns, 1832, Trans. Cambridge Phil. Soc. 4: 308.
Hanley, 1843, Illustr. Descr. Cat. Rec. Bivalve Shells: 91.
Leach, 1852, Syn. Moll. Gr. Brit.: 291 [as ‘Pera henslowiana’].
Prime, 1870, Amer. J. Conch. 5: 169.
Clessin, 1874, Conch. Cab. 9(3): 13.
Clessin, 1874, Bull. Soc. Vaud. Sci. Nat. 13: 149 [as ‘Pisidium henslowianum’].
Servain, 1882, Hist. Moll. Acéph. Francfort: 19 [as ‘Pisidium henslowianum’].
Prime, 1895, Cat. Corbiculadae: 60 [as ‘Pisidium henslowianum’].
Dall, 1903, Trans. Wagner Free Inst. 3(6): 1463.
Thiele, 1934, Handb. Syst. Weichtierk. 3: 853 [1297].
Kantor et al., 2010, Cat. Contin. Moll. Russia: 308 [as ‘Tellina henslowiana’].
(error for Tellina henslowana Sheppard, 1825)

Pera henslowiana — Jenyns (1832)
Pisidium henslowiana — Jenyns (1832)
Pisidium amnicum — Jenyns (1832), Prime (1862), Prime (1870)
Pisum amnicum — Deshayes (1854)
Pisidium henslowianum — Servain (1882)

Pisidium bonnafouxianum de Cessac, 1855
de Cessac, 1855, Bull. Soc. Sci. Nat. Creuse 2: ??.

Pisidium bonnafouxianum — de Cessac (1855)
Pisidium henslowianum — Prime (1870), Prime (1895)
Euglesa (Henslowiana) henslowana — Vinarski & Kantor (2016)

Pisidium jayanum Prime, 1870
‘Gassies, in litt.’ Prime, 1870, Amer. J. Conch. 5: 170. [nomen nudum]
(intro'd as syn of Tellina henslowana Sheppard, 1825)

Pisidium jayanum — Prime (1870)
Pisidium henslowianum — Prime (1870), Prime (1895)

Pisidium pictorum Prime, 1870
‘de Cessac in litt.’ Prime, 1870, Amer. J. Conch. 5: 170. [nomen nudum]
(intro'd as syn of Tellina henslowana Sheppard, 1825)

Pisidium pictorum — Prime (1870)
Pisidium henslowianum — Prime (1870)

Pisidium solitarium Prime, 1870
‘Gassies, in litt.’ Prime, 1870, Amer. J. Conch. 5: 170. [nomen nudum]
(intro'd as syn of Tellina henslowana Sheppard, 1825)

Pisidium solitarium — Prime (1870)
Pisidium henslowianum — Prime (1870)

Pisidium henslowianum [sic] var. elongatum Clessin, 1874
Clessin, 1874, Conch. Cab. 9(3): 15.
(intro'd as intra-sp. of Tellina henslowana Sheppard, 1825)

Pisidium henslowianum var. elongatum — Clessin (1874)

Pisidium henslowianum [sic] var. pulchrum Clessin, 1874
Clessin, 1874, Conch. Cab. 9(3): 15, pl. 1, fig. 9.
Clessin, 1877, Deutsche Excurs. Moll. Fauna: 508, fig. 329.
(intro'd as intra-sp. of Tellina henslowana Sheppard, 1825)

Pisidium henslowianum var. pulchrum — Clessin (1874)
Pisidium (Gruppe Fossarina) henslowianum var. pulchrum — Clessin (1877)
Euglesa (Henslowiana) henslowana — Vinarski & Kantor (2016)

Pisidium henslowianum [sic] var. solidum Clessin, 1874
Clessin, 1874, Conch. Cab. 9(3): 15.
Clessin, 1877, Deutsche Excurs. Moll. Fauna: 509.
(intro'd as intra-sp. of Tellina henslowana Sheppard, 1825; homonym of Pisidium obtusale solidum Westerlund, 1873)

Pisidium henslowianum var. solidum — Clessin (1874)
Pisidium (Gruppe Fossarina) henslowianum var. solidum — Clessin (1877)
Euglesa (Henslowiana) henslowana — Vinarski & Kantor (2016)

Pisidium inappendiculatum Steenberg, 1917
Steenberg, 1917, unknown publication: ??.
(misidentified reference to Pisidium hesnlowianum var. inappendiculatum Moquin-Tandon, 1855)

Pisidium inappendiculatum — Steenberg (1917)
Pisidium (Eupisidium) henslowanum var. inappendiculatum — Zhadin (1965)

Galileja henslowana karetovensis Starobogatov & Streletzkaja, 1967
Starobogatov & Streletzkaja, 1967, Trudy Zool. Inst. 42: ??.
(intro'd as intra-sp. of Tellina henslowana Sheppard, 1825)

Galileja henslowana karetovensis — Starobogatov & Streletzkaja (1967)
Henslowiana czerskii — Kantor et al. (2010)
Euglesa (Henslowiana) czerskii — Vinarski & Kantor (2016)

Pisidium henslovatum Petr, 1992
Petr, 1992, Int. J. Salt Lake Res. 1: 13.
(error for Tellina henslowana Sheppard, 1825)

Pisidium henslovatum — Petr (1992)

Henslowiana dupuiana Starobogatov et al., 2004
‘Normand’ Starobogatov et al., 2004, Key Freshw. Invert. Russia 6 (molluscs, polychaetes, nemerteans): 69.
(error for Pisidium dupuyanum Normand, 1854)

Henslowiana dupuiana — Starobogatov et al. (2004)

Pisidium henslovanum Slugina, 2006
Slugina, 2006, Hydrobiologia 568(S): 215.
(error for Pisidium henslovatum Petr, 1992)

Pisidium henslovanum — Slugina (2006)

Henslowiana securidens Kantor et al., 2010
Kantor et al., 2010, Cat. Contin. Moll. Russia: 317.
(error for Euglesa (Henslowiana) securridens Krivosheina, 1978)

Henslowiana securidens — Kantor et al. (2010)

Taxonomic History (since 1900)

Corneocyclas (Tropidocyclas) henslowanianum — Dall (1903)
Pisidium inappendiculatum — Steenberg (1917)
Pisidium henslowianum — Thiele (1934)
Pisidium (Eupisidium) henslowanum — Mandahl-Barth (1938), Zhadin (1965), Korniushin (1998)
Pisidium henslowanum — Herrington (1962), Mackie et al. (1980), Turgeon et al. (1998), Grigorovich et al. (2000), ..., Groh et al. (2020), Clewing et al. (2020), Clewing et al. (2022), Saito et al. (2022)
Pisidium (Eupisidium) henslowanum var. inappendiculatum — Zhadin (1965)
Galileja czerskii — Starobogatov & Streletzkaja (1967)
Galileja henslowana karetovensis — Starobogatov & Streletzkaja (1967)
Euglesa (Henslowiana) ostroumovi — Pirogov & Starobogatov (1974), Vinarski & Kantor (2016)
Pisidium (Cyclocalyx) henslowanum — Burch (1975), Bespalaya et al. (2017), Voode (2017)
Euglesa (Henslowiana) securridens — Krivosheina (1978), Vinarski & Kantor (2016)
Euglesa (Henslowiana) subhenslowana — Krivosheina (1978), Vinarski & Kantor (2016)
Euglesa polonica — Anistratenko & Starobogatov (1990)
Pisidium henslovatum — Petr (1992)
Pisidium (Henslowiana) henslowanum — Falkner et al. (2001)
Pisidium (Euglesa) henslowanum — Korniushin & Glaubrecht (2002)
Henslowiana (s.s.) henslowana — Starobogatov et al. (2004)
Henslowiana (s.s.) dupuiana — Starobogatov et al. (2004)
Henslowiana (s.s.) suecica — Starobogatov et al. (2004)
Henslowiana (s.s.) czerskii — Starobogatov et al. (2004)
Henslowiana (s.s.) ostroumovi — Starobogatov et al. (2004)
Henslowiana (s.s.) securridens — Starobogatov et al. (2004)
Henslowiana (s.s.) subhenslowana — Starobogatov et al. (2004)
Henslowiana (s.s.) polonica — Starobogatov et al. (2004)
Henslowiana dupuiana — Starobogatov et al. (2004)
Pisidium henslovana — Slugina (2006)
Pisidium (Tropidocyclas) henslowanum — Bank (2006)
Pisidium henslovanum — Slugina (2006)
Henslowiana henslowana — Kantor et al. (2010)
Henslowiana dupuyanum — Kantor et al. (2010)
Henslowiana suecica — Kantor et al. (2010)
Henslowiana czerskii — Kantor et al. (2010)
Henslowiana ostroumovi — Kantor et al. (2010)
Henslowiana securidens — Kantor et al. (2010)
Henslowiana subhenslowana — Kantor et al. (2010)
Henslowiana polonica — Kantor et al. (2010)
Euglesa (Henslowiana) henslowana — Vinarski & Kantor (2016), Bespalaya et al. (2023)
Euglesa (Henslowiana) dupuyanum — Vinarski & Kantor (2016)
Euglesa (Henslowiana) suecica — Vinarski & Kantor (2016)
Euglesa (Henslowiana) czerskii — Vinarski & Kantor (2016)
Euglesa (Henslowiana) polonica — Vinarski & Kantor (2016)
Euglesa (Cyclocalyx) henslowana — Mouthon & Forcellini (2017)
Euglesa henslowana — Vinarski et al. (2020), Príe et al. (2021), Bespalaya et al. (2022), Prié et al. (2023)