Tomichia

Tomichia
Scientific classification
Kingdom: Animalia
Phylum: Mollusca
Class: Gastropoda
(unranked): clade Caenogastropoda
clade Hypsogastropoda
clade Littorinimorpha
Superfamily: Rissooidea
Family: Pomatiopsidae
Subfamily: Pomatiopsinae[1]
Genus: Tomichia
Benson, 1851[2]
Diversity
11 species[3]

Tomichia is a genus of very small freshwater snails which have a gill and an operculum, gastropod mollusks or micromollusks in the family Pomatiopsidae.[4]

Contents

Distribution

Distribution of genus Tomichia include South Africa[3] and in Eastern Zaire.[5] Tomichia is the only genus of Pomatiopsidae in Africa.[5]

Ecology

This genus is freshwater and brackish.[4] There exist halophilic species of Tomichia in saline lakes[3] such as Tomichia ventricosa.[5]

Species

Brown (1994)[5] recognized 10 species (7 in South Africa and 3 in Central Africa) and one undescribed species. Kameda & Kato (2011)[3] recognized 11 species of Tomichia.

Species within the genus Tomichia include:

References

  1. ^ Bouchet P., Rocroi J.-P., Frýda J., Hausdorf B., Ponder W., Valdés Á. & Warén A. (2005). "Classification and nomenclator of gastropod families". Malacologia: International Journal of Malacology (Hackenheim, Germany: ConchBooks) 47 (1-2): 1–397. ISBN 3925919724. ISSN 0076-2997. http://www.archive.org/details/malacologia47122005inst. 
  2. ^ Benson (1851). Annals and Magazine of Natural History (2)7: 377.
  3. ^ a b c d Kameda Y. & Kato M. (2011). "Terrestrial invasion of pomatiopsid gastropods in the heavy-snow region of the Japanese Archipelago". BMC Evolutionary Biology 11: 118. doi:10.1186/1471-2148-11-118.
  4. ^ a b Rosenberg, G. (2010). Tomichia Benson, 1851. Accessed through: World Register of Marine Species at http://www.marinespecies.org/aphia.php?p=taxdetails&id=405098 on 2011-04-04
  5. ^ a b c d e f g h i j k l m n o Brown D. S. (1994). Freshwater Snails of Africa and their Medical Importance. Taylor & Francis. ISBN 0 7484 0026 5.
  6. ^ WoRMS (2010). Tomichia tristis. Accessed through: World Register of Marine Species at http://www.marinespecies.org/aphia.php?p=taxdetails&id=405099 on 2011-04-04
  7. ^ Kristensen T. K., Stensgaard A-S. & Appleton C. (2007). Tomichia tristis. In: IUCN 2010. IUCN Red List of Threatened Species. Version 2010.4. <www.iucnredlist.org>. Downloaded on 30 May 2011.

External links