Acroloxidae, commonly known as river limpets, are a
taxonomic family of very small,
freshwater snail
Freshwater snails are gastropod mollusks which live in fresh water. There are many different families. They are found throughout the world in various habitats, ranging from ephemeral pools to the largest lakes, and from small seeps and springs ...
s,
aquatic pulmonate
Pulmonata or pulmonates, is an informal group (previously an order, and before that a subclass) of snails and slugs characterized by the ability to breathe air, by virtue of having a pallial lung instead of a gill, or gills. The group includ ...
gastropod
The gastropods (), commonly known as snails and slugs, belong to a large taxonomic class of invertebrates within the phylum Mollusca called Gastropoda ().
This class comprises snails and slugs from saltwater, from freshwater, and from land. T ...
limpet-like
mollusk
Mollusca is the second-largest phylum of invertebrate animals after the Arthropoda, the members of which are known as molluscs or mollusks (). Around 85,000 extant species of molluscs are recognized. The number of fossil species is e ...
s with a simple flattened conical
shell
Shell may refer to:
Architecture and design
* Shell (structure), a thin structure
** Concrete shell, a thin shell of concrete, usually with no interior columns or exterior buttresses
** Thin-shell structure
Science Biology
* Seashell, a hard o ...
in the clade
Hygrophila.
Acroloxidae is the only family within the superfamily Acroloxoidea (according to the
taxonomy of the Gastropoda by Bouchet & Rocroi, 2005).
Distribution
Worldwide.
["Family summary for Acroloxidae"](_blank)
AnimalBase AnimalBase is a project brought to life in 2004 and is maintained by the University of Göttingen, Germany. The goal of the AnimalBase project is to digitize early zoological literature, provide copyright-free open access to zoological works, and pr ...
, last change 14-08-2006, accessed 3 August 2010
Anatomy
Pulmones are reduced. Sexual cavity and
accessory gills are on the right side.
Genera
Genera within the family Acroloxidae include:
* ''
Acroloxus''
Beck, 1838 - type genus
* ''
Ancylastrum''
Bourguignat, 1853
* ''
Baicalancylus''
Starobogatov, 1967[Kantor Yu I., Vinarski M. V., Schileyko A. A. & Sysoev A. V.(published online on December 22, 2009). "CATALOGUE OF THE CONTINENTAL MOLLUSKS OF RUSSIA AND ADJACENT TERRITORIES"]
Version 2.3.
/ref>
* '' Gerstfeldtiancylus'' Starobogatov, 1989[Lindholm (1909). ''Wiss. Ergeb. Exped. Baikal'' 4: 26.]
References
This article incorporates public domain text from the reference.
External links
{{Taxonbar, from=Q1936735
Taxa named by Johannes Thiele (zoologist)