155,821 species and infraspecific names are in the database, 21,968 images, 60,224 bibliographic items, 439,360 distributional records.

Amphora obtusa W.Gregory

Publication details
Amphora obtusa W.Gregory 1857: 72, pl. 1: fig. 34

Published in: Gregory, W. (1857). On the post-Tertiary diatomaceous sand of Glenshira. Part II. Containing an account of a number of additional undescribed species. Transactions of the Microscopical Society of London 5: 67-88, pl. 1.

Type species
The type species (lectotype) of the genus Amphora is Amphora ovalis (Kützing) Kützing.

Status of name
This name is of an entity that is currently accepted taxonomically.

Infrageneric classification
Subgenus Amblyamphora Section Amblyamphora

Origin of species name
Adjective (Latin), obtuse, blunt (Stearn 1973).

Heterotypic Synonym(s)
Amphiprora maxima Janish & Rabenhorst 1862
Amphora permagna Pantocsek 1889
Amphora obtusa f. typica Cleve 1895
Amphora arenaria var. permagna Peragallo & Peragallo 1898
Amphora obtusa var. permagna (Pantocsek) Mills 1933

Taxonomic notes
It belongs to the Subgenus Amblyamphora Cleve 1895. Typification and description in Schoeman & Archibald 1987, pp.126,127 - (17 Oct 2010) - Salvador Valenzuela Miranda

General environment
This is a marine species.

Type information
Type locality: Glenshira sands, Scotland (Hendey 1964: 268).

Detailed distribution with sources
(as Amphora obtusa W.Gregory)
Europe: Adriatic Sea (Vilicic, Marasovic & Miokovic 2002), Bosnia-Hertzegovina (Hafner, Jasprica & Car 2018), Britain (Hendey 1954, Hendey 1974, Hartley 1986, Sims 1996), Ireland (Adams 1908), Romania (Caraus 2002, Caraus 2012, Caraus 2017), Turkey (Europe) (Aysel 2005).

Atlantic Islands: Canary Islands (Gil-Rodríguez et al. 2003, Anon. 2011, Afonso-Carrillo 2014), Madeira (Kaufmann, Santos & Maranhão 2015).

North America: Florida (FL) (Wachnicka & Gaiser 2007), Mexico (López-Fuerte & Siqueiros-Beltrones 2016).

South America: Brazil (Eskinazi-Leça et al. 2010), Colombia (Lozano-Duque, Vidal & Navas S 2011).

Asia: China (Liu 2008, Cheng & Gao 2013), Mongolia (Edlund et al. 2001), Russia (Far East) (Medvedeva & Nikulina 2014).

Australia and New Zealand: Australia (McCarthy 2013), New Zealand (Harper et al. 2012), Queensland (Day et al. 1995).

Pacific Islands: Guam (Lobban et al. 2012).

Key references
Cleve, P.T. (1895). Synopsis of the naviculoid diatoms. Part II. Kongliga Svenska Vetenskapsak Akademiens Handlingar 27(3): 1-219, 4 pls.

Day, S.A., Wickham, R.P., Entwisle, T.J. & Tyler, P.A. (1995). Bibliographic check-list of non-marine algae in Australia. Flora of Australia Supplementary Series 4: i-vii, 1-276.

Hendey, N.I. (1964). An introductory account of the smaller algae of British coastal waters. Part V: Bacillariophyceae (diatoms). pp. [i]-xxii, 1-317. London: Ministry of Agriculture, Fisheries and Food, Fishery Investigations. Her Majesty’s Stationery Office.

Levkov, Z. (2009). Amphora sensu lato. In: Diatoms of Europe: Diatoms of the European Inland Waters and Comparable Habitats. (Lange-Bertalot, H. Eds) Vol. 5, pp. 5-916. Ruggell: A.R.G. Gantner Verlag K.G.

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

Proschkina-Lavrenko, A.I. (1950). Diatomovyi Analiz, Kniga 3. Opredelitel' iskopaemykh i sovremennykh diatomik vodoroslei Poriadok Pennales. Botanicheskii Institut im V.L. Komarova Akademii Nauk S.S.S.R. Gosudarstvennoe Izdatelystvo Geologicheskoi Literatury 3(1): [1]-398, 117 pls. [in Russian]

Schoeman, F.R. & Archibald, R.E.M. (1987). Observations on Amphora species (Bacillariophyceae) in the British Museum (Natural History). III. Two species from the subgenus Amblyamphora Cleve. Nova Hedwigia 44(1-2): 125-135.

Sims, P.A. (ed.) (1996). An atlas of British diatoms arranged by B. Hartley based on illustrations by H.G. Barber and J.R. Carter. pp. [2], 1-601, incl. 290 pls. Bristol: Biopress Ltd.

Wachnicka, A.H. & Gaiser, E.E. (2007). Characterization of Amphora and Seminavis from South Florida, U.S.A.. Diatom Research 22(2): 387-455, 240 figs, 4 tables.

Created: 11 April 2002 by M.D. Guiry

Verified by: 06 December 2018 by M.D. Guiry

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Cite this record as:
M.D. Guiry in Guiry, M.D. & Guiry, G.M. 2019. AlgaeBase. World-wide electronic publication, National University of Ireland, Galway. http://www.algaebase.org; searched on 17 July 2019.

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