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Phacus pyrum (Ehrenberg) W.Archer 1871

Empire Eukaryota
Kingdom Protozoa
Subkingdom Eozoa
Infrakingdom Infrakingdom Euglenozoa
Phylum Euglenozoa
Infraphylum Dipilida
Class Euglenophyceae
Subclass Euglenophycidae
Order Euglenida
Family Phacidae
Genus Phacus


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Phacus pyrum (Ehrenberg) W.Archer
Fishing Lake, Castle Ashby, Northamptonshire, UK. 20 Oct 2016. C.F.Carter. © C.F.Carter(chris.carter'at'6cvw.freeuk.com.

Phacus pyrum (Ehrenberg) W.Archer
Castle Ashby, Northamptonshire, UK.. 14 Sep 2011. © C.F.Carter (chris.carter@6cvw.freeuk.com).

Phacus pyrum (Ehrenberg) W.Archer
Castle Ashby, Northamptonshire, UK.. 14 Sep 2011. © C.F.Carter (chris.carter@6cvw.freeuk.com).

Phacus pyrum (Ehrenberg) W.Archer
Bainbridge Island, Washington, USA; pond, 1000x, DIC. 26 Apr 2008. Karl Bruun. © Karl Bruun (skogenman@earthlink.net).

Phacus pyrum (Ehrenberg) W.Archer
Bainbridge Island, Washington, USA; pond, 400x, DIC. 26 Apr 2008. Karl Bruun. © Karl Bruun (skogenman@earthlink.net).

Phacus pyrum (Ehrenberg) W.Archer
Bainbridge Island, Washington, USA; pond, 400x, DIC. 26 Apr 2008. Karl Bruun. © Karl Bruun (skogenman@earthlink.net).


Monomorphina pyrum (Ehrenberg) Mereschkowsky Bainbridge Island, Washington, USA; pond, 400x, DIC
© Karl Bruun (skogenman@earthlink.net)

Publication details
Phacus pyrum (Ehrenberg) W.Archer 1871: 99

Published in: Archer, W. (1871). In: Anon. Dublin Microscopical Club. pp. 91-104. In: Anon. Proceedings of Societies pp. 91-106. Quarterly Journal of Microscopical Science, London, Series 2 11: 99.
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Type species
The type species (holotype) of the genus Phacus is Phacus longicauda (Ehrenberg) Dujardin.

Status of name
This name is currently regarded as a synonym of Monomorphina pyrum (Ehrenberg) Mereschkowsky

Euglena pyrum Ehrenberg

Type information
Type locality: Germany: Berlin (Index Nominum Algarum). Lectotype: fig. V in Ehrenberg: Permanently preserved material of strain ACOI 2778 (cells in resin, for EM); figs 1, a-d and 2, j-l (epitype) Herbariumof the Department of Plant Systematic and Geography at Warsaw University (Kosmala et al 2007: 177, 178). Notes: The culture from which the epitype was described has been deposited in the Algae Culture Collection of the Department of Botany, University of Coimbra, Portugal, as number ACOI 2778 and in the Culture Collection of Algae at the University of Cologne (CCAC), Germany (Kosmala et al. 2007: 178, 179).

Origin of species name
Noun (Latin), pear (Brown 1946).

No synonyms are currently included in AlgaeBase.

Nomenclatural notes
Leander & Farmer (2001) and Nudelman et al. (2003) cite Stein as the authority; Archer is cited by INA. - (22 Nov 2011) - Wendy Guiry

General environment
This is a freshwater species.

Detailed distribution with sources
(as Phacus pyrum (Ehrenberg) W.Archer)
Europe: Baltic Sea (Hällfors 2004), Black Sea (BSPC Editorial Board 2014), Britain (Wołowski 2002, Whitton & al. 2003), Germany (Mauch & Schmedtje 2003, Täuscher 2013, Täuscher 2014, Täuscher 2016), Netherlands (Veen & al. 2015), Poland (Wołowski 1998), Scandinavia (Karlason & al. 2018), Slovakia (Hindák & Hindáková 2016, Hindák & Hindáková 2016), Spain (Álvarez Cobelas 1982, Alvárez Cobelas 1984), Sweden (Skuja 1948, Skuja 1956), Ukraine (Malakhov, Kryvosheia & Tsarenko 2017).

North America: Iowa (Allegre & Jahn 1943), Laurentian Great Lakes (Prescott 1962), Mexico (Figueroa-Torres & al. 2015), Québec (Poulin, Hamilton & Proulx 1995).

Caribbean Islands: Cuba (Comas González 2009).

South America: Argentina (Tell 1985), Brazil (De-Lamonica-Freire & Heckman 1996).

Africa: South Africa (Fritsch & Rich 1937).

Middle East: Israel (Stupina & al. 2000, Barinova, Tavassi & Nevo 2006, Barinova & Tavassi 2009, Barinova & al. 2004).

South-west Asia: Bangladesh (Ahmed & al. 2009), India (Gupta 2012), Pakistan (Tariq-Ali et al. 2005).

South-east Asia: Myanmar (Burma) (Skuja 1949), Singapore (Pham & al. 2011).

Asia: China (Hu & Wei 2006), Japan (Hirose, Yamagishi & Akiyama 1977), Taiwan (Shao 2003-2014).

Australia and New Zealand: New South Wales (Day & al. 1995), New Zealand (Chapman, Thompson & Segar 1957), Queensland (Day & al. 1995), Victoria (Day & al. 1995).

Pacific Islands/Pacific Ocean: Hawaiian Islands (Sherwood 2004).

Source of current name
Valadez, F., Rosiles-Gonzalez, G. & Cremona, J. (2010). Euglenophytes from Lake Chignahuapan, Mexico. Cryptogamie Algologie 31(3): 305-319.

Key references
Allegre, C.F. & Jahn, T.L (1943). A survey of the genus Phacus Dujardin (Protozoa; Euglenoidina). . Transactions of the American Microscopical Society 62(3): 233-244.

Hirose, H., Yamagishi, T. & Akiyama, M. (1977). Illustrations of the Japanese fresh-water algae. pp. [8 col. pls], [1]-933, 244 pls in text. Tokyo: Uchida Rokakuho Publishing Co., Ltd. [in Japanese]

Hu, H. & Wei, Y. (2006). The freshwater algae of China. Systematics, taxonomy and ecology. pp. [4 pls of 16 figs], [i-iv], i-xv, 1-1023. China: www.sciencep.com.

Leander, B.S. & Farmer, M.A. (2001). Evolution of Phacus (Euglenophyceae) as inferred from pellicle morphology and SSU rDNA. Journal of Phycology 37: 143-159.

Lemmermann, E. (1913). Flagellatae II. Eugleninae. In: Die Süsswasserflora Deutschlands, Österreichs und der Schweiz. Heft 2. (Pascher, A. & Lemmermann, E. Eds), pp. 115-174. Jena: Verlag von Gustav Fischer.

Nudelman, M.A., Rossi, M.S., Conforti, V. & Triemer, R.E. (2003). Phylogeny of Euglenophyceae based on small subunit rDNA sequences: taxonomic implications. Journal of Phycology 39: 226-235.

Pankow, H. (1976). Algenflora der Ostsee. II. Plankton (einschliesslich benthischer Kieselalgen). pp. 1-493, 880 figs, 26 pls. Jena: Gustav Fischer.

Silva, P.C. (1996-to date). Index Nominum Algarum, University Herbarium, University of California, Berkeley http://ucjeps.berkeley.edu/INA.html. Updated continuously. ..

Skuja, H. (1956). Taxonomische und biologische Studien über das Phytoplankton schwedischer Binnengewässer. Nova Acta Regiae Societatis Scientiarum Upsaliensis, Series IV 16(3): 1-404, + 63 pls.

Starmach, K. (1983). Euglenophyta - Eugleniny Vol. 3 Flora slodkowodna polski [Euglenophyta Volume 3 Freshwater flora of Poland]. pp. [1]-594. Warszawa: Panstwowe Wydawnictwo Naukowe. [in Polish]

Tariq-Ali, S., Masud-ul-Hasan & Shameel, M. (2005). Taxonomic study of the genus Phacus Dujardin (Euglenophyta) from Lahore and Sialkot districts of Pakistan. Int. J. Phycol. Phycochem. 1(2): 173-176.

Wołowski, K. (1998). Taxonomic and environmental studies on euglenophytes of the Kraków-Czestochowa Upland (Southern Poland). Fragmenta Floristica et Geobotanica Supplementum 6: 1-192, 29 pls.

Created: 11 April 2002 by M.D. Guiry

Verified by: 16 December 2020 by G.M. Guiry

Accesses: This record has been accessed by users 2992 times since it was created.

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Citing AlgaeBase
Cite this record as:
G.M. Guiry in Guiry, M.D. & Guiry, G.M. 2021. AlgaeBase. World-wide electronic publication, National University of Ireland, Galway. http://www.algaebase.org; searched on 17 October 2021.

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