Acroloxoidea

Cladus: Eukaryota
Supergroup: Opisthokonta
Regnum: Animalia
Subregnum: Eumetazoa
Cladus: Bilateria
Cladus: Nephrozoa
Cladus: Protostomia
Cladus: Spiralia
Cladus: Lophotrochozoa
Phylum: Mollusca
Classis: Gastropodae
Subclassis: Orthogastropoda
Superordo: Heterobranchia
Ordo: Pulmonata
Subordo: Basommatophora
Superfamilia: Acroloxoidea
Familia: Acroloxidae

Name

Acroloxoidea Thiele, 1931

Acroloxidae, commonly known as river limpets, are a taxonomic family of very small, freshwater snails, aquatic pulmonate gastropod limpet-like mollusks with a simple flattened conical shell 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.[2]
Anatomy

Pulmones are reduced. Sexual cavity and accessory gills are on the right side.[2]
Genera

Genera within the family Acroloxidae include:

* Acroloxus Beck, 1838[3] - type genus[4]
* Baicalancylus Starobogatov, 1967[4]
* Gerstfeldtiancylus Starobogatov, 1989[5][4]
* Pseudancylastrum Lindholm, 1909[6][4]

References

This article incorporates public domain text from the reference [2].

1. ^ Strong E. E., Gargominy O., Ponder W. F. & Bouchet P. (2008). "Global Diversity of Gastropods (Gastropoda; Mollusca) in Freshwater". Hydrobiologia 595: 149-166. http://hdl.handle.net/10088/7390 doi:10.1007/s10750-007-9012-6.
2. ^ a b c "Family summary for Acroloxidae". AnimalBase, last change 14-08-2006, accessed 3 August 2010
3. ^ Beck H. (1837). Index molluscorum præsentis ævi musei principis augustissimi Christiani Frederici. pp. 1-100 [1837], 101-124 [1838]. Hafniae.
4. ^ a b c d 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.
5. ^ Starobogatov (1989). In: Linevich (Ed.) Fauna Baikala. Chast' 4 - Chervi, mollyuski, chlenistonogie: sbornik nauchnykh trudov. Fauna of Lake Baikal. Part 4 - worms, molluscs and arthropods: collected scientific papers. Nauka, Novosibirsk: 58.
6. ^ Lindholm (1909). Wiss. Ergeb. Exped. Baikal 4: 26.

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