Species Stenosemus exaratus (G.O. Sars, 1878)

Museums

Regional Maps

• Lophyrus exaratus Sars, G.O. 1878. Bidrag til kundskaben om norges arktiske fauna: I. Mollusca regionis arcticae norvegiae. Oversigt over de i norges arktiske region forekommende bløddyr. Christiania : Brøgger xiii, 466 pp., Tab. I–XVIII. [113].

  Type data:

   Syntype(s) UZMO D33573 (180–360m depth), Bodö and Florö, Norway [67°17’N, 14°25’E; 61°36’N, 5°0’E].
• Lepidopleurus dorsuosus Haddon, A.C. 1886. Report on the Polyplacophora collected by H.M.S. Challenger during the years 1873–76. Challenger Reports Zoology 15: 1-50 pls 1-3 [Date published 9 Aug. 1886] [18].

  Type data:

   Holotype BMNH 1889.11.9.8, Prince Edward Is.
• Lepidopleurus dallii Haddon, A.C. 1886. Report on the Polyplacophora collected by H.M.S. Challenger during the years 1873–76. Challenger Reports Zoology 15: 1-50 pls 1-3 [Date published 9 Aug. 1886] [19].

  Type data:

   Holotype BMNH 1889.11.9.9, Challenger Station 310.
• Ischnochiton (Chondropleura) affinis Thiele, J. 1906. Über die Chitonen der Deutschen Tiefsee-Expedition. Wissen-schaftliche Ergebnisse der Deutschen Tiefsee-Expedition auf dem Dampfer "Valdivia", 1898-1899. Vol. 9. pp. 325-336 pl. 29 [334].

  Type data:

   Status unknown, whereabouts unknown, locality unknown.
• Lepidopleurus (Leptochiton) nicomedes Dall, W.H. 1919. Descriptions of new species of chitons from the Pacific Coast of America. Proceedings of the United States National Museum 55: 499-516 [Date published 7 June 1919] [501].

  Type data:

   Holotype USNM 96935, off Nelson Strait, Chile.
• Ischnochiton johnstoni Cotton, B.C. 1937. Loricata. Report of the British, Australian and New Zealand Antarctic Research Expedition B 4: 9-19 [11].

  Type data:

   Holotype SAMA D14456, off Kerguelen Is.
  Paratype(s) SAMA D15162 2 specimens, off Kerguelen Is., 150 m; SAMA D16015 3 specimens, off Kerguelen Is., 150 m; SAMA D18439 1 specimen, off Kerguelen Is., 150 m.

 

Taxonomic Decision for Synonymy

• Kaas, P. & Van Belle, R.A. 1990. Monograph of Living Chitons (Mollusca: Polyplacophora). Suborder Ischnochitonina. Ischnochitonidae: Ischnochitoninae (continued). Additions to Vols 1, 2 and 3. Leiden : E.J. Brill Vol. 4 298 pp. [62]

 

Distribution

States

Tasmania

Extra Distribution Information

Heard Is., southern circumpolar, Atlantic-Arctic Oceans.

Macquarie Islands, offshore, obtained via Sigsby trawl and Benthic dredge - TMAG E45535 & E45537

Tasmania, Tasmania slope, obtained via Sherman sled - TMAG E45526

IBRA and IMCRA regions

IMCRA

Tasmania Province (10), Macquarie Island Province (24)

Other Regions

Heard & McDonald Islands (Aust. Terr.)

Ecological Descriptors

Benthic, sublittoral.

 

General References

Sirenko, B. 2023. A small collection of rare and new chitons (Mollusca: Polyplacophora) from the Tasmanian Museum and Art Gallery. Zootaxa 5325(3): 359–392 (New and first records for the species from Tasmania and Macquarie Islands)

 

History of changes

Published	As part of group	Action Date	Action Type	Compiler(s)
10-Dec-2023	POLYPLACOPHORA	19-Oct-2023	MODIFIED
		12-Feb-2010	(import)