Genus Stenosemus Middendorff, 1847 Type species. Chiton albus Linnaeus, 1767, subsequently designated by Winckworth (1926). Genus distribution and range. All oceans in cold and temperate waters, usually not more than 14ºC, intertidal to 4572 m. Miocene–Recent (Sirenko 2023).Published as part of Sirenko, Boris, 2023, A small collection of rare and new chitons (Mollusca: Polyplacophora) from the Tasmanian Museum and Art Gallery, pp. 359-392 in Zootaxa 5325 (3) on page 378, DOI: 10.11646/zootaxa.5325.3.3, http://zenodo.org/record/824700
Genus Lepidochitona Gray, 1821 Type species. Chiton marginatus Pennant, 1777 (= Chiton cinereus L...
FIGURE 27. Stenosemus simplicissimus, Southern Ocean, Heard Island, (TMAG, E 26179), BL 20.0 mm: A. ...
Stenochiton nubilus (Cochran, 1993) (Figures 33A, B, 34–36) Ischnochiton (Stenochiton) pallens A...
Genus Stenochiton H. Adams & Angas, 1864 Type species. Stenochiton juloides H. Adams & Angas, 186...
Genus Leptochiton Gray, 1847 Type species. Chiton cinereus sensu Montagu, 1803 (non Linnaeus, 176...
Genus Belknapchiton Sirenko, Saito & Schwabe, 2022 Type species. Leptochiton belknapi Dall, 1878,...
Stenochiton pilsbryanus (Bednall, 1897) (Figures 33C, D) Ischnochiton (Stenochiton) pilsbryanus ...
FIGURE 23. Stenosemus exaratus, Southern Ocean, South Tasmania slope, (TMAG, E 45526), BL 11.5 mm: (...
Stenosemus simplicissimus (Thiele, 1906) (Figures 23C, D, 27–32) Ischnochiton (Chondropleura) si...
Sirenko, Boris (2023): A small collection of rare and new chitons (Mollusca: Polyplacophora) from th...
FIGURE 25. Stenosemus exaratus, Southern Ocean, South Tasmania slope, (TMAG, E 45526), BL 11.5 mm: A...
FIGURE 29. Stenosemus simplicissimus, Southern Ocean, Heard Island, (TMAG, E 26179), BL 20.0 mm: A. ...
FIGURE 26. Stenosemus exaratus, Southern Ocean, South Tasmania slope, (TMAG, E 45526), BL 11.5 mm: A...
FIGURE 30. Stenosemus simplicissimus, Southern Ocean, Heard Island, (TMAG, E 26178), BL 7.0 mm: A. P...
FIGURE 31. Stenosemus simplicissimus, Southern Ocean, Heard Island, (TMAG, E 26178), BL 7.0 mm: A. D...
Genus Lepidochitona Gray, 1821 Type species. Chiton marginatus Pennant, 1777 (= Chiton cinereus L...
FIGURE 27. Stenosemus simplicissimus, Southern Ocean, Heard Island, (TMAG, E 26179), BL 20.0 mm: A. ...
Stenochiton nubilus (Cochran, 1993) (Figures 33A, B, 34–36) Ischnochiton (Stenochiton) pallens A...
Genus Stenochiton H. Adams & Angas, 1864 Type species. Stenochiton juloides H. Adams & Angas, 186...
Genus Leptochiton Gray, 1847 Type species. Chiton cinereus sensu Montagu, 1803 (non Linnaeus, 176...
Genus Belknapchiton Sirenko, Saito & Schwabe, 2022 Type species. Leptochiton belknapi Dall, 1878,...
Stenochiton pilsbryanus (Bednall, 1897) (Figures 33C, D) Ischnochiton (Stenochiton) pilsbryanus ...
FIGURE 23. Stenosemus exaratus, Southern Ocean, South Tasmania slope, (TMAG, E 45526), BL 11.5 mm: (...
Stenosemus simplicissimus (Thiele, 1906) (Figures 23C, D, 27–32) Ischnochiton (Chondropleura) si...
Sirenko, Boris (2023): A small collection of rare and new chitons (Mollusca: Polyplacophora) from th...
FIGURE 25. Stenosemus exaratus, Southern Ocean, South Tasmania slope, (TMAG, E 45526), BL 11.5 mm: A...
FIGURE 29. Stenosemus simplicissimus, Southern Ocean, Heard Island, (TMAG, E 26179), BL 20.0 mm: A. ...
FIGURE 26. Stenosemus exaratus, Southern Ocean, South Tasmania slope, (TMAG, E 45526), BL 11.5 mm: A...
FIGURE 30. Stenosemus simplicissimus, Southern Ocean, Heard Island, (TMAG, E 26178), BL 7.0 mm: A. P...
FIGURE 31. Stenosemus simplicissimus, Southern Ocean, Heard Island, (TMAG, E 26178), BL 7.0 mm: A. D...
Genus Lepidochitona Gray, 1821 Type species. Chiton marginatus Pennant, 1777 (= Chiton cinereus L...
FIGURE 27. Stenosemus simplicissimus, Southern Ocean, Heard Island, (TMAG, E 26179), BL 20.0 mm: A. ...
Stenochiton nubilus (Cochran, 1993) (Figures 33A, B, 34–36) Ischnochiton (Stenochiton) pallens A...