| 词条 | Pisidium pseudosphaerium |
| 释义 |
| name = Pisidium pseudosphaerium | image = Pisidium pseudosphaerium.png | image_caption = Photo of external view of the left valve of Pisidium pseudosphaerium | image2 = Pisidium pseudosphaerium 2.png | image2_caption = Photo of external umbilical view of both valves of Pisidium pseudosphaerium. (Left valve is on the lef, right valve is on the right.) | status = LC | status_system = IUCN3.1 | status_ref = [1] | regnum = Animalia | phylum = Mollusca | classis = Bivalvia | subclassis = Heterodonta | ordo = Veneroida | subordo = Sphaeriacea | superfamilia = | familia = Sphaeriidae | subfamilia = | genus = Pisidium | subgenus = | species = P. pseudosphaerium | binomial = Pisidium pseudosphaerium | binomial_authority = Favre, 1927 | range_map = | range_map_width = 250px | synonyms = }} Pisidium pseudosphaerium is a species of freshwater bivalve from family Sphaeriidae. DescriptionThe 2.5-3.2mm. shell is a flattened, regular, slightly angulated oval shape with low central umbos.The surface is silky with very fine concentric striations.In colour it is straw-yellow with scattered red-brown deposits. DistributionIts native distribution is central-European and western-European.
References1. ^{{Cite journal | author = Killeen, I. | title = Pisidium pseudosphaerium | journal = The IUCN Red List of Threatened Species | volume = 2011 | page = e.T155821A4849042 | publisher = IUCN | date = 2011 | url = http://www.iucnredlist.org/details/155821/0 | doi = 10.2305/IUCN.UK.2011-2.RLTS.T155821A4849042.en | access-date = 15 January 2018}} 2. ^{{cs icon}} Horsák M., Juřičková L., Beran L., Čejka T. & Dvořák L. (2010). "Komentovaný seznam měkkýšů zjištěných ve volné přírodě České a Slovenské republiky. [Annotated list of mollusc species recorded outdoors in the Czech and Slovak Republics]". Malacologica Bohemoslovaca, Suppl. 1: 1-37. PDF. 3. ^Red List of the molluscs (Mollusca) of the Czech Republic http://mollusca.sav.sk/malacology/redlist.htm 4. ^Glöer P. & Meier-Brook C. (2003) Süsswassermollusken. DJN, pp. 134, page 109, {{ISBN|3-923376-02-2}} 5. ^{{cite web |url=http://www.ymparisto.fi/default.asp?node=8662&lan=en |title=Threatened and Near Threatened molluscs |year=2001 |work=www.environment.fi |publisher=Finnish Environment Institute |accessdate=11 April 2012 |deadurl=yes |archiveurl=https://web.archive.org/web/20130511195046/http://www.ymparisto.fi/default.asp?node=8662&lan=en |archivedate=11 May 2013 |df= }} 6. ^{{Citation| last = Kuiper| first = J. G. J.| author2 = Økland, K. A.| author3 = Knudsen, J.| author4 = Koli, L.| author5 = von Proschwitz, T.| author6 = Valovirta, I.| last-author-amp = yes| title = Geographical distribution of the small mussels (Sphaeriidae) in North Europe (Denmark, Faroes, Finland, Iceland, Norway and Sweden)| journal = Annales Zoologici Fennici| volume = 26| issue = 2| year = 1989| pages = 73–101| url =http://www.sekj.org/PDF/anzf26/anz26-073-101.pdf}} 7. ^Roy Anderson ,2005 An annotated list of the non-marine molluscs of Britain and Ireland Journal of Conchology, 38 (6): 607–637, (published 2005) . External links
2 : Pisidium|Molluscs described in 1927 |
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