New variety: Amphora dalaica var. cornuta Skvortzow 1971     [Link to DiatomBase]

New variety: Amphora dalaica var. gracilis Skvortzow 1971     [Link to DiatomBase]

New variety: Amphora dalaica var. hinganica Skvortzow 1976     [Link to DiatomBase]

New name: Amphora dannfeltii A. Berg 1952     [Link to DiatomBase]

New species: Amphora decloitrei Amossé 1970     [Link to DiatomBase]

New variety: Amphora decloitrei var. rufisquiana Amossé 1970     [Link to DiatomBase]

New species: Amphora deflecta Andrews 1971     [Link to DiatomBase]

New species: Amphora delapunctata Hohn & Hellerman 1966     [Link to DiatomBase]

New form: Amphora delicatissima f. sinica Skvortzow 1935     [Link to DiatomBase]

New variety: Amphora delicatissima var. protracta Nygaard 1954     [Link to DiatomBase]

New species: Amphora delicatula L. S. Bljumina 1959     [Link to DiatomBase]

New species: Amphora delphineiformis Z. Levkov 2009     [Link to DiatomBase]

New species: Amphora densistriata Hajós 1973     [Link to DiatomBase]

New species: Amphora dentata M. Edlund & Z. Levkov in Z. Levkov 2009     [Link to DiatomBase]

New species: Amphora difficilis Z. Levkov 2009     [Link to DiatomBase]

New species: Amphora dissimilis D. Metzeltin & K. Krammer in G. Moser, Lange-Bertalot & D. Metzeltin 1998     [Link to DiatomBase]

New species: Amphora doddii Selva 1981     [Link to DiatomBase]

New species: Amphora domkeana Jurilj 1957     [Link to DiatomBase]

New form: Amphora dusenii f. simplex Krasske 1938     [Link to DiatomBase]

New species: Amphora ectorii Z. Levkov 2009     [Link to DiatomBase]

New species: Amphora edlundi Z. Levkov 2009     [Link to DiatomBase]

New name: Amphora egregia var. rigida Cleve-Euler 1953     [Link to DiatomBase]

New name: Amphora ehrenbergii Woodhead & Tweed 1960     [Link to DiatomBase]

New species: Amphora elegantula Hustedt 1955     [Link to DiatomBase]

Holotype: Amphora elegantula Hustedt 1955     [Link to DiatomBase]

New species: Amphora epiphytica Skvortzow 1946     [Link to DiatomBase]

New species: Amphora erezii Reimer & Lee 1988     [Link to DiatomBase]

Problematic name: Amphora eunotia var. baltica Cleve-Euler 1940     [Link to DiatomBase]

New variety: Amphora eunotia var. striolata Frenguelli 1934     [Link to DiatomBase]

New species: Amphora evanida Giffen 1984     [Link to DiatomBase]

New variety: Amphora exigua var. robusta Cholnoky 1960     [Link to DiatomBase]

New species: Amphora eximia J.R. Carter in Haworth 1974     [Link to DiatomBase]

New species: Amphora extensa Salah 1955     [Link to DiatomBase]

Problematic name: Amphora faurelii Amossé 1941     [Link to DiatomBase]

New species: Amphora ferrazae Cholnoky 1968     [Link to DiatomBase]

New species: Amphora finlandica Z. Levkov 2009     [Link to DiatomBase]

New species: Amphora flebilis Simonsen 1960     [Link to DiatomBase]

Holotype: Amphora flebilis Simonsen ex Hinz, Simonsen et Crawford 2012     [Link to DiatomBase]

Holotype: Amphora flexuosa Greville 1863     [Link to DiatomBase]

New species: Amphora floridae A.H. Wachnicka & E.E. Gaiser 2007     [Link to DiatomBase]

New species: Amphora fogediana Krammer in Krammer & Lange-Bertalot 1985     [Link to DiatomBase]

New species: Amphora fonticola Maillard 1967     [Link to DiatomBase]

New species: Amphora fontinalis Hustedt 1938     [Link to DiatomBase]

Lectotype: Amphora fontinalis Hustedt 1938     [Link to DiatomBase]

Emended description: Amphora fontinalis Hustedt emend Sala, Sar, Hinz et Sunesen 2006     [Link to DiatomBase]

New name: Amphora foveauxiana Taylor 1970     [Link to DiatomBase]

New species: Amphora francescae Giffen 1970     [Link to DiatomBase]

New species: Amphora gallurae Zanon 1948     [Link to DiatomBase]

New species: Amphora gamtoosae Giffen 1963     [Link to DiatomBase]

Holotype: Amphora geniculata Hustedt 1922     [Link to DiatomBase]

New species: Amphora genkalii Guslyakov 1987     [Link to DiatomBase]

New species: Amphora gibberosa Mouneimne 1973     [Link to DiatomBase]

New species: Amphora gieskesii Cholnoky 1963     [Link to DiatomBase]

New species: Amphora gouwsii Cholnoky 1953     [Link to DiatomBase]

New name: Amphora graeffeana Hendey 1973     [Link to DiatomBase]

New species: Amphora gramenorum A.H. Wachnicka & E.E. Gaiser 2007     [Link to DiatomBase]

New variety: Amphora granulata var. biggibosa Ricard 1975     [Link to DiatomBase]

New variety: Amphora granulata var. costata Proschkina-Lavrenko 1963     [Link to DiatomBase]

New variety: Amphora granulata var. punctata Proschkina-Lavrenko 1963     [Link to DiatomBase]

New variety: Amphora grevilleana var. indentata Ricard 1975     [Link to DiatomBase]

New name: Amphora grevilleana var. typica Cleve-Euler 1953     [Link to DiatomBase]

New species: Amphora gulfusiis Salah & Tamas 1968     [Link to DiatomBase]

Lectotype: Amphora hamata Heiden in Heiden & Kolbe 1928     [Link to DiatomBase]

New species: Amphora hartii Cholnoky 1963     [Link to DiatomBase]

Lectotype: Amphora hartii Cholnoky 1963     [Link to DiatomBase]

New species: Amphora hassiaca Krammer & Strecker in Krammer 1997     [Link to DiatomBase]

New species: Amphora helenensis Giffen 1973     [Link to DiatomBase]

New species: Amphora hemicyla Stoermer & Yang 1971     [Link to DiatomBase]

New species: Amphora hendeyi Crosby & Ferguson Wood 1959     [Link to DiatomBase]

New species: Amphora hidasensis Hajós 1973     [Link to DiatomBase]

New species: Amphora hilliardii Manguin 1961     [Link to DiatomBase]

Validation: Amphora hilliardii Manguin ex Kociolek & Reviers 1996     [Link to DiatomBase]

New species: Amphora hinzae Z. Levkov 2009     [Link to DiatomBase]

New species: Amphora hiromuii T. Nagumo 2003     [Link to DiatomBase]

Lectotype: Amphora holsatica Hustedt 1925     [Link to DiatomBase]

New form: Amphora holsatica f. pyriformis A. Berg 1952     [Link to DiatomBase]

New name: Amphora holsatica f. scanica Cleve-Euler 1953     [Link to DiatomBase]

New variety: Amphora holsatica var. malayana Prowse 1962     [Link to DiatomBase]

New variety: Amphora holsatica var. tenera Karajeva 1963     [Link to DiatomBase]

New variety: Amphora holsatica var. ventrestriata A. Berg 1952     [Link to DiatomBase]

New species: Amphora holsaticoides Nagumo & Kobayasi 1990     [Link to DiatomBase]

New species: Amphora hungarica Palik 1958     [Link to DiatomBase]

New species: Amphora huronensis Stoermer & Yang 1971     [Link to DiatomBase]

New species: Amphora hustedtii Z. Levkov 2009     [Link to DiatomBase]

New variety: Amphora hyalina var. delicatula Proschkina-Lavrenko 1963     [Link to DiatomBase]

New variety: Amphora hyalina var. inpalpabilis Proschkina-Lavrenko 1963     [Link to DiatomBase]

New species: Amphora ignorata Z. Levkov 2009     [Link to DiatomBase]

New species: Amphora ignota Cholnoky 1960     [Link to DiatomBase]

New species: Amphora immarginata T. Nagumo 2003     [Link to DiatomBase]

New species: Amphora impercepta Meister 1937     [Link to DiatomBase]

New species: Amphora imperfecta Manguin 1962     [Link to DiatomBase]

Validation: Amphora imperfecta Manguin ex Kociolek & Reviers 1996     [Link to DiatomBase]

New species: Amphora inariensis K. Krammer 1980     [Link to DiatomBase]

New species: Amphora incisa Hajós 1973     [Link to DiatomBase]

New species: Amphora inconspicua Proschkina-Lavrenko 1963     [Link to DiatomBase]

New species: Amphora incrassata Giffen 1984     [Link to DiatomBase]

New species: Amphora incredulata Giffen 1967     [Link to DiatomBase]

New species: Amphora incurvata Carter 1966     [Link to DiatomBase]

New species: Amphora indentata A.H. Wachnicka & E.E. Gaiser 2007     [Link to DiatomBase]

New species: Amphora indistincta Z. Levkov 2009     [Link to DiatomBase]

Lectotype: Amphora interrupta Heiden in Heiden & Kolbe 1928     [Link to DiatomBase]

Lectotype: Amphora interrupta var. constricta Heiden in Heiden & Kolbe 1928     [Link to DiatomBase]

Isolectotype: Amphora interrupta var. constricta Heiden in Heiden & Kolbe 1928     [Link to DiatomBase]

Paralectotype: Amphora interrupta var. constricta Heiden in Heiden & Kolbe 1928     [Link to DiatomBase]

New combination: Amphora intersecta var. sarmatica (Pantocsek) Jurilj 1957     [Link to DiatomBase]

New combination: Amphora intersecta var. striata (Pantocsek) Jurilj 1957     [Link to DiatomBase]

New species: Amphora jacksoni Schrader 1968     [Link to DiatomBase]

New species: Amphora japonica Meister 1937     [Link to DiatomBase]

New species: Amphora javorkaae Szemes 1959     [Link to DiatomBase]

New species: Amphora jeniseyensis Skvortzow 1971     [Link to DiatomBase]

New species: Amphora jostesorum A. Witkowski, D. Metzeltin & Lange-Bertalot in A. Witkowski, Lange-Bertalot & D. Metzeltin 2000     [Link to DiatomBase]

New species: Amphora karajevae Guslyakov 1987     [Link to DiatomBase]

New species: Amphora katii Selva 1981     [Link to DiatomBase]

New species: Amphora kenyaensis Gasse 1986     [Link to DiatomBase]

Lectotype: Amphora kerguelensis Heiden in Heiden & Kolbe 1928     [Link to DiatomBase]

Isolectotype: Amphora kerguelensis Heiden in Heiden & Kolbe 1928     [Link to DiatomBase]

New species: Amphora kolbei Aleem 1950     [Link to DiatomBase]

New species: Amphora kolbei Skvortzow 1971     [Link to DiatomBase]

New species: Amphora kolbei Skvortzow 1969     [Link to DiatomBase]

New species: Amphora koshovii Skabichevskii 1936     [Link to DiatomBase]

New species: Amphora krammeri Z. Levkov & D. Metzeltin in Z. Levkov 2009     [Link to DiatomBase]

New species: Amphora kuehniae Schoeman 1970     [Link to DiatomBase]

New species: Amphora lacinia A.H. Wachnicka & E.E. Gaiser 2007     [Link to DiatomBase]

New species: Amphora lacustris R.E.M. Archibald 1967     [Link to DiatomBase]

New name: Amphora laevis var. typica Cleve-Euler 1953     [Link to DiatomBase]

New species: Amphora lange-bertalotii Z. Levkov & D. Metzeltin in Z. Levkov 2009     [Link to DiatomBase]

New variety: Amphora lange-bertalotii var. tenuis Z. Levkov & D. Metzeltin in Z. Levkov 2009     [Link to DiatomBase]

New species: Amphora langebaanae Giffen 1975     [Link to DiatomBase]

New species: Amphora lecoqi Amossé 1975     [Link to DiatomBase]

New species: Amphora lepta Schrader 1969     [Link to DiatomBase]

New species: Amphora levenensis Haworth 1974     [Link to DiatomBase]

New combination: Amphora libyca var. baltica (Brander) Cleve-Euler 1953     [Link to DiatomBase]

New combination: Amphora libyca var. globosa (Schumann) Cleve-Euler 1953     [Link to DiatomBase]

New name: Amphora libyca var. typica Cleve-Euler 1953     [Link to DiatomBase]

New species: Amphora linearis Meister 1935     [Link to DiatomBase]

New form: Amphora lineolata f. sparsestriata A. Berg 1952     [Link to DiatomBase]

New combination: Amphora lineolata var. plicata (Gregory) Cleve-Euler 1953     [Link to DiatomBase]

New species: Amphora liriope T. Nagumo 2003     [Link to DiatomBase]

New name: Amphora longa Hustedt 1955     [Link to DiatomBase]

New species: Amphora longiceps Simonsen 1960     [Link to DiatomBase]

Holotype: Amphora longiceps Simonsen ex Hinz, Simonsen et Crawford 2012     [Link to DiatomBase]

New species: Amphora luciae Cholnoky 1960     [Link to DiatomBase]

New species: Amphora lunaris Meister 1937     [Link to DiatomBase]

New species: Amphora lunatiformis Z. Levkov 2009     [Link to DiatomBase]

New species: Amphora lunulata A.H. Wachnicka & E.E. Gaiser 2007     [Link to DiatomBase]

New species: Amphora lutea A.H. Wachnicka & E.E. Gaiser 2007     [Link to DiatomBase]

New species: Amphora lydiae Guslyakov 1987     [Link to DiatomBase]

New species: Amphora macedoniensis T. Nagumo 2003     [Link to DiatomBase]

New variety: Amphora macilenta var. maeotica Proschkina-Lavrenko 1963     [Link to DiatomBase]

New variety: Amphora magellanica var. tristani Cleve-Euler 1949     [Link to DiatomBase]

New species: Amphora magna Z. Levkov 2009     [Link to DiatomBase]

Holotype: Amphora magnifica Greville 1863     [Link to DiatomBase]

New species: Amphora maharashtrensis Sarode & Kamat 1984     [Link to DiatomBase]

New species: Amphora makarovae Guslyakov 1987     [Link to DiatomBase]

New name: Amphora maletractata Simonsen 1992     [Link to DiatomBase]

New combination: Amphora maletractata var. constricta (Heiden) Simonsen 1992     [Link to DiatomBase]

New species: Amphora manifesta Stepanek et Kociolek 2013     [Link to DiatomBase]

New species: Amphora mansiensis Foged 1966     [Link to DiatomBase]

New species: Amphora maracaiboensis Z. Levkov 2009     [Link to DiatomBase]

New species: Amphora margalefii X. Tomàs in Sabater et al. 1990     [Link to DiatomBase]

New variety: Amphora margalefii var. lacustris P. Sanchez 1993     [Link to DiatomBase]

New combination: Amphora marina (Castracane) Desikachary & Prema in Desikachary 1987     [Link to DiatomBase]

New name: Amphora marina var. genuina Cleve-Euler 1953     [Link to DiatomBase]

New name: Amphora meisteri VanLandingham 1967     [Link to DiatomBase]

New species: Amphora menisca Hohn & Hellerman 1963     [Link to DiatomBase]

New species: Amphora meridionalis Z. Levkov 2009     [Link to DiatomBase]

New species: Amphora metzeltinii Z. Levkov 2009     [Link to DiatomBase]

New name: Amphora mexicana var. schmidtii Cleve-Euler 1953     [Link to DiatomBase]

New species: Amphora michiganensis Stoermer & Yang 1971     [Link to DiatomBase]

New species: Amphora micra Z. Levkov 2009     [Link to DiatomBase]

New species: Amphora micrometra Giffen 1967     [Link to DiatomBase]

Emended description: Amphora micrometra Giffen emend Ács, Kiss et Levkov 2011     [Link to DiatomBase]

New species: Amphora minima Hustedt 1955     [Link to DiatomBase]

Holotype: Amphora minima Hustedt 1955     [Link to DiatomBase]

New species: Amphora minuscula Frenguelli 1934     [Link to DiatomBase]

New variety: Amphora minuta var. interrupta Hajós 1968     [Link to DiatomBase]

New variety: Amphora minutissima var. africana Z. Levkov 2009     [Link to DiatomBase]

New species: Amphora miocenica Hajós 1959     [Link to DiatomBase]

New species: Amphora miocenica Hajós & Palfalvy 1961     [Link to DiatomBase]

New species: Amphora mira Krasske 1949     [Link to DiatomBase]

Lectotype: Amphora mira Krasske 1949     [Link to DiatomBase]

New species: Amphora moelleri Foged 1971     [Link to DiatomBase]

New form: Amphora mongolica f. interrupta Skvortzow 1937     [Link to DiatomBase]

New variety: Amphora mongolica var. cornuta Skvortzow 1937     [Link to DiatomBase]

New variety: Amphora mongolica var. gracilis Skvortzow 1937     [Link to DiatomBase]

New variety: Amphora mongolica var. maculata Skvortzow 1971     [Link to DiatomBase]

New species: Amphora montana Krasske 1932     [Link to DiatomBase]

Lectotype: Amphora montana Krasske 1993     [Link to DiatomBase]

Isotype: Amphora montana Krasske 1993     [Link to DiatomBase]

Lectotype: Amphora montana Krasske 1996     [Link to DiatomBase]

New species: Amphora montgomeryi A.H. Wachnicka & E.E. Gaiser 2007     [Link to DiatomBase]

New species: Amphora multigramma Hohn & Hellerman 1966     [Link to DiatomBase]

New species: Amphora mutabunda Manguin in Bourrelly & Manguin 1952     [Link to DiatomBase]

New species: Amphora nagpurensis Sarode & Kamat 1984     [Link to DiatomBase]

New species: Amphora nagumoi Z. Levkov & A. Pavlov in Z. Levkov 2009     [Link to DiatomBase]

New species: Amphora natalensis Cholnoky 1960     [Link to DiatomBase]

New species: Amphora neglecta Stoermer & Yang 1971     [Link to DiatomBase]

New form: Amphora neglecta f. densestriata Foged 1981     [Link to DiatomBase]

New species: Amphora neglectiformis Z. Levkov & M. Edlund in Z. Levkov 2009     [Link to DiatomBase]

New name: Amphora neomarina Desikachary & Prema in Desikachary 1989     [Link to DiatomBase]

New species: Amphora nipponica Z. Levkov 2009     [Link to DiatomBase]

New variety: Amphora normanii var. gibbosa Skvortzow 1935     [Link to DiatomBase]

Lectotype: Amphora normannii var. undulata Krasske 1929     [Link to DiatomBase]

New species: Amphora novaeguineae Cholnoky 1963     [Link to DiatomBase]

New species: Amphora nuwukiana Patrick & Freese 1961     [Link to DiatomBase]

New variety: Amphora nuwukiana var. arctica Patrick & Freese 1961     [Link to DiatomBase]