• Ableptemetes dicinctus (Allen & Brusca, 1973)
• Acanthametropus nikolskyi Tshernova, 1948
• Acanthametropus pecatonica (Burks, 1953)
• Acanthiops cooperi (Gillies & Wuillot, 1997)
• Acanthiops delphinae (Gattolliat, 2000)
• Acanthiops elgonensis Lugo-Ortiz & McCafferty, 1998
• Acanthiops erepens (Gillies, 1990)
• Acanthiops faro Barber-James & McCafferty in Lugo-Ortiz, Barber-James & McCafferty, 2001
• Acanthiops gosei McCafferty, 2002
• Acanthiops griffithsi Lugo-Ortiz &McCafferty, 1998
• Acanthiops io Lugo-Ortiz & McCafferty in Lugo-Ortiz, Barber-James & McCafferty, 2001
• Acanthiops marlieri (Demoulin, 1967)
• Acanthiops namorona (Gattolliat, 2000)
• Acanthiops spinosum (Gattolliat, 2000)
• Acanthiops tsitsa Barber-James & McCafferty, 1997
• Acanthiops variegatus Gillies, 1991
• Acanthiops varius Crass, 1947
• Acanthiops zomba Lugo-Ortiz & McCafferty, 1998
• Acanthomola pubescens Whiting & Lehmkuhl, 1987
• Acanthophlebia cruentata (Hudson, 1904)
• Acentrella alachua (Berner, 1940)
• Acentrella almohades Alba-Tercedor & El Alami, 1999
• Acentrella ampla Traver, 1932
• Acentrella capensis Barnard, 1932 accepted as Demoreptus capensis (Barnard, 1932)
• Acentrella feropagus Alba-Tercedor & McCafferty, 2000
• Acentrella gnom Kluge, 1983
• Acentrella inexpectatum (Tshernova, 1928)
• Acentrella insignificans (McDunnough, 1926)
• Acentrella japonica Imanishi, 1930 accepted as Baetiella japonica (Imanishi, 1930)
• Acentrella lapponica Bengtsson, 1912
• Acentrella lata Müller-Liebenau, 1985
• Acentrella monticola Crass, 1947 accepted as Demoreptus monticola (Crass, 1947)
• Acentrella natalensis Crass, 1947 accepted as Demoreptus natalensis (Crass, 1947)
• Acentrella parvula (McDunnough, 1932)
• Acentrella parvulum (McDunnough, 1932)
• Acentrella sinaica Bogoescu, 1931
• Acentrella turbida (McDunnough, 1924)
• Acerpenna akataleptos (McDunnough, 1926)
• Acerpenna intermedia Lugo-Ortiz & McCafferty, 1994 accepted as Americabaetis intermedius (Lugo-Ortiz & McCafferty, 1994)
• Acerpenna macdunnoughi (Ide, 1937)
• Acerpenna pletura Lugo-Ortiz & McCafferty, 1994 accepted as Americabaetis pleturus (Lugo-Ortiz & McCafferty, 1994)
• Acerpenna pygmaea (Hagen, 1861)
• Acerpenna robacki Lugo-Ortiz & McCafferty, 1994 accepted as Americabaetis robacki (Lugo-Ortiz & McCafferty, 1994)
• Acerpenna sulfurosa Day, 1954
• Acerpenna thermophilos (McDunnough, 1926)
• Adebrotus amazonicus Lugo-Ortiz & McCafferty, 1995
• Adenophlebia auriculata (Eaton, 1871)
• Adenophlebia bequerti Navás, 1930 accepted as Ecdyonurus bequerti (Navás, 1930)
• Adenophlebia burgeoni Navás, 1929
• Adenophlebia collarti Navás, 1930 accepted as Afronurus collarti (Navás, 1930)
• Adenophlebia decora Navás, 1931 accepted as Adenophlebiodes decoratus Navás, 1931
• Adenophlebia dislocans (Walker, 1860)
• Adenophlebia eatoni Navás, 1931 accepted as Ecdyonurus bequerti (Navás, 1930)
• Adenophlebia inflexa Navás, 1932 accepted as Ecdyonurus bequerti (Navás, 1930)
• Adenophlebia infuscata Navás, 1936
• Adenophlebia peringueyella Lestage, 1924
• Adenophlebia seydeli Navás, 1930 accepted as Hyalophlebia seydeli (Navás, 1930)
• Adenophlebia sinuosus Navás, 1931 accepted as Ecdyonurus sinuosus (Navás, 1931)
• Adenophlebia sylvatica Crass, 1947
• Adenophlebia tortinervis Navás, 1930 accepted as Ecdyonurus tortinervis (Navás, 1930)
• Adenophlebia westermanni Esben-Petersen, 1913 accepted as Adenophlebia dislocans (Walker, 1860)
• Adenophlebiodes adrieni Elouard-Hideux & Elouard, 1991
• Adenophlebiodes bicolor (Crass, 1947)
• Adenophlebiodes callasae Elouard-Hideux & Elouard, 1991
• Adenophlebiodes decoratus Navás, 1931
• Adenophlebiodes demoulini Kimmins, 1960 accepted as Hyalophlebia demoulini (Kimmins, 1960)
• Adenophlebiodes masonella (Agnew, 1961)
• Adenophlebiodes massirius Elouard-Hideux & Elouard, 1991
• Adenophlebiodes ornata Ulmer, 1916 accepted as Adenophlebiodes ornatus Ulmer, 1916
• Adenophlebiodes ornatus Ulmer, 1916
• Adenophlebiodes patriciae Agnew, 1962 accepted as Hyalophlebia patriciae (Agnew, 1962)
• Adenophlebiodes rubeus Elouard-Hideux & Elouard, 1991
• Aenigmephemera demoulini Tshernova, 1968 †
• Afghanurus bella (Allen & Cohen, 1977)
• Afghanurus criddlei (McDunnough, 1927)
• Afghanurus diehli (Braasch & Soldán, 1986)
• Afghanurus flowersi (Braasch & Soldán, 1986)
• Afghanurus flowersi (McCafferty, 1982)
• Afghanurus horrida (McDunnough, 1926)
• Afghanurus inconspicua (McDunnough, 1924)
• Afghanurus joernensis (Bengtsson, 1909)
• Afghanurus kennedyi (McDunnough, 1924)
• Afghanurus klugei (Braasch, 1980)
• Afghanurus kmuelleri (Braasch, 1980)
• Afghanurus littoralis (Kang & Yang, 1994)
• Afghanurus lucidipennis (Clemens, 1913)
• Afghanurus mitificus (Kang & Yang, 1994)
• Afghanurus naraensis (Gose, 1968)
• Afghanurus obscurus (Kang & Yang, 1994)
• Afghanurus otiosa (McDunnough, 1935)
• Afghanurus pallidus (Braasch & Soldán, 1982)
• Afghanurus perfida (McDunnough, 1926)
• Afghanurus rodocki (Traver, 1935)
• Afghanurus rosea (Traver, 1935)
• Afghanurus rubrofasciatus (Brodsky, 1930)
• Afghanurus rubroventris (Traver, 1935)
• Afghanurus rusticalis (McDunnough, 1931)
• Afghanurus salvini (Kimmins, 1934)
• Afghanurus simplicioides (McDunnough, 1924)
• Afghanurus spinosa (Traver, 1933)