WoRMS taxon details
Stenosemus Middendorff, 1847
152686 (urn:lsid:marinespecies.org:taxname:152686)
accepted
Genus
Chiton albus Linnaeus, 1767 accepted as Stenosemus albus (Linnaeus, 1767) (type by subsequent designation)
Chiton (Stenosemus) Middendorff, 1847 · unaccepted > superseded rank
Chondropleura Thiele, 1906 · unaccepted > junior subjective synonym
Ischnochiton (Chondropleura) Thiele, 1906 · unaccepted > junior subjective synonym
Ischnochiton (Lepidopleuroides) Thiele, 1928 · unaccepted > junior objective synonym
Ischnochiton (Stenosemus) Middendorff, 1847 · unaccepted > superseded rank
Lepidopleuroides Thiele, 1928 · unaccepted > junior objective synonym
Lophyrochiton Yakovleva, 1952 · unaccepted > junior objective synonym
Lophyrus Poli, 1791 · unaccepted > junior subjective synonym
- Species Stenosemus albus (Linnaeus, 1767)
- Species Stenosemus beui (O'Neill, 1987)
- Species Stenosemus dallii (Haddon, 1886)
- Species Stenosemus delicatus (Kaas, 1991)
- Species Stenosemus discernibilis (Kaas, 1991)
- Species Stenosemus dolii (Van Belle & Dell'Angelo, 1998)
- Species Stenosemus exaratus (G. O. Sars, 1878)
- Species Stenosemus fijiensis Sirenko, 2017
- Species Stenosemus formosaensis Sirenko, 2025
- Species Stenosemus gallaecus (Carmona Zalvide, Urgorri & F. J. García, 2001)
- Species Stenosemus golikovi Sirenko, 1994
- Species Stenosemus herosae Sirenko, 2008
- Species Stenosemus johnstoni (Cotton, 1937)
- Species Stenosemus juliuspisai Dell'Angelo, Sosso & Taviani, 2025
- Species Stenosemus kolesnikovi Sirenko, 1994
- Species Stenosemus magnidentis Sirenko & Khabibulina, 2025
- Species Stenosemus merveae Sirenko, 2016
- Species Stenosemus mexicanus (Kaas, 1993)
- Species Stenosemus minisulcus Sirenko & Schwabe, 2026
- Species Stenosemus moskalevi Sirenko, 2016
- Species Stenosemus neozelandicus Sirenko & Schwabe, 2026
- Species Stenosemus nitens Sirenko, 2020
- Species Stenosemus perforatus (Kaas, 1990)
- Species Stenosemus philippei Sirenko, 2017
- Species Stenosemus robustus (Kaas, 1991)
- Species Stenosemus sharpii (Pilsbry, 1896)
- Species Stenosemus simplicissimus (Thiele, 1906)
- Species Stenosemus solomonensis Sirenko, 2017
- Species Stenosemus stearnsii (Dall, 1902)
- Species Stenosemus substriatus (Kaas & Van Belle, 1990)
- Species Stenosemus undatopleuralis Sirenko, 2023
- Species Stenosemus vanbellei (Kaas, 1985)
- Species Stenosemus vitreolus (Kaas, 1985)
- Species Stenosemus chiversi A. J. Ferreira, 1981 accepted as Carinichiton chiversi (A. J. Ferreira, 1981) (unaccepted > superseded combination)
marine, brackish, fresh, terrestrial
masculine
(of Chiton (Stenosemus) Middendorff, 1847) Middendorff T.A. (1847). Beiträge zu einer Malakozoologia Rossica. <em>Mémoires de l'Académie Impériale des Sciences de Saint Pétersbourg. Sciences Mathématiques, Physiques et Naturelles. 2e Partie, Sciences Naturelles.</em> 6(1): 67-200 [offprint 1-151], pls 1-14., available online at https://biodiversitylibrary.org/page/54915280
page(s): 98 (offprint: 34) [details]
page(s): 98 (offprint: 34) [details]
MolluscaBase eds. (2026). MolluscaBase. Stenosemus Middendorff, 1847. Accessed through: World Register of Marine Species at: https://www.marinespecies.org/aphia.php?p=taxdetails&id=152686 on 2026-08-06
Date
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Nomenclature
original description
(of Lophyrochiton Yakovleva, 1952) Yakovleva, A. M. (1952). [in Russian] Shell-bearing Mollusks (Loricata) of the seas of the USSR. Fauna USSR no. 45: 107 pp, 53 figs., 11 pls. Zoological Institute, Academy
of Sciences of the USSR, Moscow.
page(s): 102 [details]
original description (of Ischnochiton (Chondropleura) Thiele, 1906) Thiele, J. (1906). Ueber die Chitonen der deutschen Tiefsee-Expedition. <em>Wissenschaftliche Ergebnisse der Deutschen Tiefsee-Expedition auf dem Dampfer "Valdivia" 1898-1899.</em> 9(2): 325-336, pl. 29., available online at https://www.biodiversitylibrary.org/page/2128815
page(s): 334 [details]
original description (of Chiton (Stenosemus) Middendorff, 1847) Middendorff T.A. (1847). Beiträge zu einer Malakozoologia Rossica. <em>Mémoires de l'Académie Impériale des Sciences de Saint Pétersbourg. Sciences Mathématiques, Physiques et Naturelles. 2e Partie, Sciences Naturelles.</em> 6(1): 67-200 [offprint 1-151], pls 1-14., available online at https://biodiversitylibrary.org/page/54915280
page(s): 98 (offprint: 34) [details]
original description (of Ischnochiton (Lepidopleuroides) Thiele, 1928) Thiele, J. (1928). Arktische Loricaten, Gastropoden, Scaphopoden und Bivalven. <em>Fauna Arctica.</em> 5: 561-632.
page(s): 564 [details]
original description (of Lophyrus Poli, 1791) Poli J.X. (1791). <i>Testacea utriusque Siciliae eorumque historia et anatome tabulis aeneis illustrata.</i> Ex Regio Typographeio, Parmae. Vol. 1: pp. i-lxxiii, [1-6], i-x, 1-90, 1-50, [1], 1-74, pls 1-18. , available online at https://www.biodiversitylibrary.org/page/44019471
page(s): 1: 2 [details]
basis of record Sirenko B.I. 1993. Revision of the system of the order Chitonida (Molluscs: Polyplacophora) on the basis of correlation between the type of gills arrangement and the shape of the chorion processes. <i>Ruthenica</i> 3: 93-117 [In Russian]
page(s): 115 [details]
basis of record Sirenko, B. & Schwabe, E. (2026). A review of the chitons of the genus <i>Stenosemus</i> (Mollusca: Polyplacophora) of the Southern Hemisphere. <em>Zootaxa.</em> 5814(3): 301-338., available online at https://doi.org/10.11646/zootaxa.5814.3.1 [details] Available for editors
[request]
page(s): 102 [details]
original description (of Ischnochiton (Chondropleura) Thiele, 1906) Thiele, J. (1906). Ueber die Chitonen der deutschen Tiefsee-Expedition. <em>Wissenschaftliche Ergebnisse der Deutschen Tiefsee-Expedition auf dem Dampfer "Valdivia" 1898-1899.</em> 9(2): 325-336, pl. 29., available online at https://www.biodiversitylibrary.org/page/2128815
page(s): 334 [details]
original description (of Chiton (Stenosemus) Middendorff, 1847) Middendorff T.A. (1847). Beiträge zu einer Malakozoologia Rossica. <em>Mémoires de l'Académie Impériale des Sciences de Saint Pétersbourg. Sciences Mathématiques, Physiques et Naturelles. 2e Partie, Sciences Naturelles.</em> 6(1): 67-200 [offprint 1-151], pls 1-14., available online at https://biodiversitylibrary.org/page/54915280
page(s): 98 (offprint: 34) [details]
original description (of Ischnochiton (Lepidopleuroides) Thiele, 1928) Thiele, J. (1928). Arktische Loricaten, Gastropoden, Scaphopoden und Bivalven. <em>Fauna Arctica.</em> 5: 561-632.
page(s): 564 [details]
original description (of Lophyrus Poli, 1791) Poli J.X. (1791). <i>Testacea utriusque Siciliae eorumque historia et anatome tabulis aeneis illustrata.</i> Ex Regio Typographeio, Parmae. Vol. 1: pp. i-lxxiii, [1-6], i-x, 1-90, 1-50, [1], 1-74, pls 1-18. , available online at https://www.biodiversitylibrary.org/page/44019471
page(s): 1: 2 [details]
basis of record Sirenko B.I. 1993. Revision of the system of the order Chitonida (Molluscs: Polyplacophora) on the basis of correlation between the type of gills arrangement and the shape of the chorion processes. <i>Ruthenica</i> 3: 93-117 [In Russian]
page(s): 115 [details]
basis of record Sirenko, B. & Schwabe, E. (2026). A review of the chitons of the genus <i>Stenosemus</i> (Mollusca: Polyplacophora) of the Southern Hemisphere. <em>Zootaxa.</em> 5814(3): 301-338., available online at https://doi.org/10.11646/zootaxa.5814.3.1 [details] Available for editors
[request]Other
additional source
Dell'Angelo, B.; Sosso, M.; Taviani, M. (2025). The Cenozoic European Polyplacophora (Mollusca). <em>Zootaxa.</em> 5704(1): 1-377., available online at https://doi.org/10.11646/zootaxa.5704.1.1
page(s): 153 [details] Available for editors [request]
subsequent type designation Winckworth, R. (1926). Notes on British Mollusca. 1. <em>Journal of Conchology.</em> 18, 13–15, 1 pl., available online at https://doi.org/10.5962/p.406513
page(s): 15 [details]
page(s): 153 [details] Available for editors
[request]subsequent type designation Winckworth, R. (1926). Notes on British Mollusca. 1. <em>Journal of Conchology.</em> 18, 13–15, 1 pl., available online at https://doi.org/10.5962/p.406513
page(s): 15 [details]
Present Inaccurate Introduced: alien Containing type locality
To European Nucleotide Archive, ENA (Stenosemus)
To Genbank
To NMNH Extant Collection (Stenosemus sp. body anterior end)
To NMNH Extant Collection (Stenosemus sp. body dorsal view)
To The Arctic Traits Database (0 traits)
To ITIS
To Genbank
To NMNH Extant Collection (Stenosemus sp. body anterior end)
To NMNH Extant Collection (Stenosemus sp. body dorsal view)
To The Arctic Traits Database (0 traits)
To ITIS
From editor or global species database
Image from typetaxon
Unreviewed
Hosted externally
Hosted externally
Image from typetaxon
Image from typetaxon
Image from typetaxon
Image from typetaxon
Image from typetaxon
