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Species:
Keratella valga (Ehrenberg, 1834) 		Valid Name:
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Parent taxa:             Genus / Family / Order / Superorder / Subclass / Class
Keratella: Brachionidae: Ploima: Pseudotrocha: Monogononta: Eurotatoria 		Taxonomic / nomenclatural notes:
Keratella quadrata (Müller) after De Manuel (1991) [Ref.12088]
not Keratella valga f. valga (Ehrenberg) after Hauer (1937) [Ref.17258] [=Keratella procurva (Thorpe)]; Ahlstrom (1943 partim) [Ref.16986] [=K. tropica (Apstein), K. morenoi (Modenutti et al.)], Koste (1979 partim:fig.19) [Ref.17339] [=K. tropica (Apstein)]
Nomenclatural status:
name in current use 		Species group name declinable:
yes 		Validity:
valid 		Taxon Rank:
Species 		Availability:
available
Original Combination:
Anuraea valga 		Original Spelling:
Anuraea ? valga 		Latest Revision:
Koste, W (1978): Rotatoria. Die Rädertiere Mitteleuropas. Ein Bestimmungswerk, begründet von Max Voigt. Überordnung Monogononta. 673, 234 pls.
Page last modified on: 20.01.2020 by C.D. Jersabek
Original description
 
Ehrenberg, C G (1834): Physikalische Abhandlungen der Königlichen Akademie der Wissenschaften zu Berlin
p.198
Ehrenberg, C G (1834): Physikalische Abhandlungen der Königlichen Akademie der Wissenschaften zu Berlin p.198
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Literature documentations
 
Ehrenberg, C G (1838): Die Infusionsthierchen als vollkommene Organismen. Ein Blick in das tiefere organische Leben der Natur.
Ehrenberg, C G (1838): Die Infusionsthierchen als vollkommene Organismen. Ein Blick in das tiefere organische Leben der Natur.
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Ahlstrom, E H, 1943 Bulletin of the American Museum of Natural History80Keratella valga f. brehmi (Klausener, 1908)
Amren, H, 1964 Zoologiska Bidrag från Uppsala36 
Arora, H C, 1966 Archiv für Hydrobiologie61 
Bartoš, E, 1946 Časopis Národního musea, oddíl přírodovědný115 
Bērziņš, B, 1955 Arkiv för Zoologi(ser. 2) 8 
Carlin, B, 1943 Meddelanden Lunds Universitets Limnologiska Institution5 
Chung, C E;H B Yoo;S Y Kim, 1992 The Korean Journal of Systematic Zoology8 
Collin, A, 1897 Deutsch-Ost-Afrika: Die Tierwelt Ost-Afrikas und der Nachbargebiete4, Nr.15 
De Maeseneer, J, 1976 Brachionus and Keratella in fish ponds at Malacca.  
De Maeseneer, J, 1980 Natuurwetenschappelijk Tijdschrift61 
De Manuel, J, 1991 Verhandlungen der internationalen Vereinigung für Limnologie24 
De Manuel, J, 2000 Limnetica19 
Ehrenberg, C G, 1834 Physikalische Abhandlungen der Königlichen Akademie der Wissenschaften zu Berlin 
Ehrenberg, C G, 1838 Die Infusionsthierchen als vollkommene Organismen. Ein Blick in das tiefere organische Leben der Natur.  
Fadeev, N N, 1927 Trudy Kharkivskogo Tovarystva Doslidnykiv Pryrody50
Gillard, A, 1948 Natuurwetenschappelijk Tijdschrift30 
Grothe, D W;D R Grothe, 1977 An illustrated key to the planktonic rotifers of the Laurentian Great Lakes.  
Jersabek, C D, 1996 Berichte der naturwissenschaftlich-medizinischen Vereinigung Salzburg11Keratella valga (Ehrenberg, 1834)
Koste, W, 1965 Veröffentlichungen des naturwissenschaftlichen Vereins Osnabrück31 
Koste, W, 1976 Osnabrücker naturwissenschaftliche Mitteilungen4 
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Keratella valga f. monospina (Klausener, 1908) junior subjective synonym of nominotypical taxon
Keratella valga f. heterospina (Klausener, 1908) junior subjective synonym of nominotypical taxon
Keratella valga f. brehmi (Klausener, 1908) junior subjective synonym
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Keratella valga f. brehmi (Klausener, 1908) junior subjective synonymFormaavailable
Keratella valga f. heterospina (Klausener, 1908) junior subjective synonym of nominotypical taxonFormaavailable
Keratella valga f. monospina (Klausener, 1908) junior subjective synonym of nominotypical taxonFormaavailable
Keratella valga tropica f. daitojimensis Sudzuki, 1992 no nomenclatural statusFormanot available
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IUILocality(sorted ascending)
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Bog pond Graukogel
Open water / Pond, peat bog (alpine)22.08.1989Literature / - / Published Information2
inkl. f. monospina
L
 
Clare Island
- / -02.05.1914Collection / - / Specimen preparations2048
C
 
Fageralm pond 2
Open water / Pond, freshwater (alpine pastureland)05.08.1986CJ unpubl. / - / Unpublished Information, own observations (CJ)1
F
 
Feichtauhütte, pond on trail
Open water / Pond, freshwater (alpine)26.08.1990Literature / - / Published Information2
incl. formae typica, heterospina, monospina
L
 
Golfplatz Zell am See, Teich am Golfplatz
Open water / Pond, freshwater04.10.1986CJ unpubl. / - / Unpublished Information, own observations (CJ)1
F
 
Großer Feichtauer See
Open water / Lake, freshwater (subalpine)23.08.1990Literature / - / Published Information2
L
 
Herzerlsee
Open water / Pond, peat bog (alpine)25.08.1990Literature / - / Published Information2
inkl. formae typica, aspina
L
 
Herzerlsee, nearby Pond 1
Open water / Pond, peat bog (alpine)25.08.1990Literature / - / Published Information2
L
 
Herzerlsee, nearby Pond 4
Open water / Pond, peat bog (alpine)25.08.1990Literature / - / Published Information2
L
 
Langfirst-West, pond
Open water / Pond, freshwater (alpine)26.08.1990Literature / - / Published Information2
incl. formae typica, heterospina, monospina, aspina
L
 
Lucialacke bei Niedernsill
Open water / Bog pond26.08.1986CJ unpubl. / - / Unpublished Information, own observations (CJ)1
F
 
Ortbergscharte, pasture pond 1
Open water / Pool, freshwater (alpine pastureland)05.08.1990Literature / - / Published Information2
K. valga valga, f. monospina, and aspine forma
L
 
Ortbergscharte, pasture pond 2
Open water / Pool, freshwater (alpine pastureland)05.08.1990Literature / - / Published Information2
inkl. f. monospina, and aspine form
L
 
Piesendorf, pasture pond 1
Open water / Pond, freshwater23.08.1986CJ unpubl. / - / Unpublished Information, own observations (CJ)1
F
 
Schlossalm, pasture pond 1
Open water / Pool, freshwater (alpine pastureland)24.08.1989Literature / - / Published Information2
L
 
Schlossalm, pasture pond 2
Open water / Pool, freshwater (alpine pastureland)24.08.1989Literature / - / Published Information2
incl. f. monospina, f. monstrosa
L
 
Schlossalm, pasture pond 3
Open water / Pool, freshwater (alpine pastureland)24.08.1989Literature / - / Published Information2
L
 
Schlossalm, pasture pond 4
Open water / Pool, freshwater (alpine pastureland)24.08.1989Literature / - / Published Information2
L
 
Schlossalm, pasture pond 5
Open water / Pool, freshwater (alpine pastureland)24.08.1989Literature / - / Published Information2
L
 
Schmittenhöhe pasture pond
Open water / Pond, freshwater (alpine pastureland)15.08.1986CJ unpubl. / - / Unpublished Information, own observations (CJ)1
F
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USNM 19884 Keratella valga (Ehrenberg, 1834)
Orig.Id.: Keratella quadrata valga (Ehrenberg, 1834) 		 females8 
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Geographical Range:
Cosmopolitan, including Antarctic region (frequently confused with K. tropica).
Macrohabitat:
Bog pond; Lake, freshwater (subalpine); Pond, freshwater; Pond, freshwater (alpine pastureland); Pond, freshwater (alpine); Pond, freshwater (pasture land); Pond, peat bog (alpine); Pool, freshwater (alpine pastureland);
Microhabitat:
Open water;
Temperature:
11.80°C to 24.20°C, avg=16.67°C, n=24 		Redox:
 
Oxygen:
0.60mg/l to 10.30mg/l, avg=5.88mg/l, n=19 		Conductivity:
8.00µs/cm to 452.00µs/cm, avg=62.57µs/cm, n=24
Saturation:
7.00% to 145.00%, avg=73.67%, n=18 		TDS:
 
PH:
4.70 to 9.40, avg=6.43, n=24 		Salinity:
 
Ecology summary:
 
Food:
 
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Afrotropis- n.s. -- n.s. -- n.s. -- n.s. -- n.s. -commonly confused with K. tropica
Antarctis- n.s. -- n.s. -- n.s. -- n.s. -- n.s. -
Australis- n.s. -- n.s. -- n.s. -- n.s. -- n.s. -commonly confused with K. tropica
Nearctis- n.s. -- n.s. -- n.s. -- n.s. -- n.s. -commonly confused with K. tropica
Neotropis- n.s. -- n.s. -- n.s. -- n.s. -- n.s. -commonly confused with K. tropica
Orientalis- n.s. -- n.s. -- n.s. -- n.s. -- n.s. -commonly confused with K. tropica
Palaearctis- n.s. -- n.s. -- n.s. -- n.s. -- n.s. -commonly confused with K. tropica
PalaearctisP1 EuropeanEuropeAustriaKärntenBezirk Spittal a.d. Drau
PalaearctisP1 EuropeanEuropeAustriaOberösterreichBezirk Kirchdorf a.d. Krems
PalaearctisP1 EuropeanEuropeAustriaSalzburgPinzgau
PalaearctisP1 EuropeanEuropeAustriaSalzburgPongau
PalaearctisP1 EuropeanEuropeAustriaSalzburgTennengau
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