Micrelenchus

Micrelenchus is a genus of small sea snails that have shells with pearly interiors and an operculum. They are marine gastropod molluscs in the family Trochidae, the top snails or top shells.[2]

Micrelenchus
Temporal range: Miocene–Recent[1]
Scientific classification
Kingdom: Animalia
Phylum: Mollusca
Class: Gastropoda
Clade: Vetigastropoda
Order: Trochida
Superfamily: Trochoidea
Family: Trochidae
Genus: Micrelenchus
Finlay, 1926[1]
Type species
Trochus (Gibbium) sanguineus Gray, 1843
Synonyms
  • Cantharidus (Mawhero) B. A. Marshall, 1998
  • Mawhero B. A. Marshall, 1998
  • Micrelenchus (Mawhero) B. A. Marshall, 1998· accepted, alternate representation
  • Micrelenchus (Micrelenchus) Finlay, 1926· accepted, alternate representation
  • Trochus (Gibbium) Gray, 1843 (invalid, junior homonym of Gibbium Scopoli, 1777)

This genus is only known to occur in New Zealand.

Species

Species and subspecies within the genus Micrelenchus include:[3][4][5]

Species brought into synonymy
  • Micrelenchus caelatus (Hutton, 1884): synonym of Cantharidus caelatus Hutton, 1884
    • Micrelenchus caelatus archibenthicola Dell, 1956: synonym of Cantharidus caelatus mortenseni
    • Micrelenchus caelatus bakeri Fleming, 1948: synonym of Cantharidus artizona A. Adams, 1853 (Odhner, N.H.J., 1924)
    • Micrelenchus caelatus elongatus (Suter, 1897): synonym of Cantharidus caelatus elongatus (Suter, 1897)
    • Micrelenchus caelatus morioria Powell, 1933: synonym of Cantharidus caelatus mortenseni
    • Micrelenchus caelatus mortenseni (Odhner, 1924): synonym of Cantharidus mortenseni (Odhner, 1924)
  • Micrelenchus dilatatus (Sowerby, 1870): synonym of Cantharidus dilatatus (G.B. Sowerby II, 1870)
  • Micrelenchus festivus Marshall, 1998:[6] synonym of Cantharidus festivus (B. A. Marshall, 1998)
  • Micrelenchus micans (Suter, 1897): synonym of Cantharidus artizona A. Adams, 1853
  • Micrelenchus parcipictus Powell, 1946: synonym of Cantharidus parcipictus (Powel, 1946)
  • Micrelenchus rufozonus (A. Adams, 1853): synonym of Cantharidus rufozona A. Adams, 1853
  • Micrelenchus sanguineus (Gray in Dieffenbach, 1843) - type species: synonym of Cantharidus sanguineus (Gray in Dieffenbach, 1843)
    • Micrelenchus sanguineus cryptus Powell, 1946: synonym of Cantharidus sanguineus cryptus Powell, 1946
  • Micrelenchus tenebrosus (A. Adams, 1853): synonym of Cantharidus tenebrosus A. Adams, 1853

References
  1. Finlay H. J. (1926). "A Further Commentary on New Zealand Molluscan Systematics". Transactions and Proceedings of the Royal Society of New Zealand 57: 355.
  2. MolluscaBase eds. (2020). MolluscaBase. Micrelenchus Finlay, 1926. Accessed through: World Register of Marine Species at: http://www.marinespecies.org/aphia.php?p=taxdetails&id=456465 on 2020-07-25
  3. NZ Mollusca Archived 21 February 2007 at the Wayback Machine
  4. Powell A. W. B., New Zealand Mollusca, William Collins Publishers Ltd, Auckland, New Zealand 1979 ISBN 0-00-216906-1
  5. Miller M & Batt G, Reef and Beach Life of New Zealand, William Collins (New Zealand) Ltd, Auckland, New Zealand 1973
  6. WoRMS (2010). Micrelenchus festivus Marshall, 1998. In: Bouchet, P.; Gofas, S.; Rosenberg, G. (2010) World Marine Mollusca database. Accessed through: World Register of Marine Species at http://www.marinespecies.org/aphia.php?p=taxdetails&id=457839 on 2011-03-01


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