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Agnatha (jawless fish)

Agnatha

Synonymy list
YearName and author
1889Agnatha Cope
1934Agnathi Säve-Söderbergh p. 17
1977Agnatha Ritchie and Gilbert-Tomlinson p. 367
1999Agnatha Dineley and Metcalf p. 11
1999Agnatha Shu et al. p. 43
2003Agnatha Takezaki et al. p. 287

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RankNameAuthor
kingdomAnimalia()
—Bilateria
—EubilateriaAx 1987
—Deuterostomia
RankNameAuthor
phylumChordataHaeckel 1874
subphylumVertebrata
classAgnathaCope 1889
classAgnathaCope 1889

If no rank is listed, the taxon is considered an unranked clade in modern classifications. Ranks may be repeated or presented in the wrong order because authors working on different parts of the classification may disagree about how to rank taxa.

Cl. Agnatha Cope 1889 [jawless fish]
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G. †Haikouichthys Luo et al. 1999
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†Haikouichthys ercaicunensis Luo et al. 1999
Unr. Hyperoartia Müller 1844
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Or. Petromyzontiformes Berg 1940 [lamprey]
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G. †Euphanerops Woodward 1900
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†Euphanerops longaevus Woodward 1900
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G. Caragola Gray 1851
G. Chilopterus Philippi 1858
G. Exomegas Burmeister 1868
G. Geotria Gray 1851
G. Macropthalmia Plate 1897
G. Neomordacia Castelnau 1872
G. Thysanochilus Philippi 1857
G. Velasia Gray 1851
G. Yarra Castelnau 1872
Fm. †Hardistiellidae Halstead 1993
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G. †Hardistiella Janvier and Lund 1983
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†Hardistiella montanensis Janvier and Lund 1983
G. †Mayomyzon Bardack and Zangerl 1968
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†Mayomyzon pieckoensis Bardack and Zangerl 1968
G. †Mesomyzon Chang et al. 2006
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†Mesomyzon mengae Chang et al. 2006
Fm. Mordaciidae Gill 1893
+
G. Mordacia Gray 1851
Fm. Petromyzontidae [lamprey]
+
G. Agnathomyzon Gracianov 1906
G. Bathymyzon Gill 1883
G. Haploglossa Gracianov 1906
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G. Caspiomyzon Berg 1906
G. Entosphenus Gill 1862
G. Eudontomyzon Regan 1911
G. Lampetra Gray 1851
G. Lethenteron Creaser and Hubbs 1922
G. Tetrapleurodon Creaser and Hubbs 1922
G. Lampreda Rafinesque 1815
G. Oceanomyzon Fowler 1908
G. Okkelbergia Creaser and Hubbs 1922
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G. Ichthyomyzon Girard 1859
G. Petromyzon Linnaeus 1758
G. Pricus Rafinesque 1815
G. Reighardina Creaser and Hubbs 1922
G. Scolecosoma Girard 1859
G. †Priscomyzon Gess et al. 2006
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†Priscomyzon riniensis Gess et al. 2006
Invalid names: Hyperoartii [synonym], Mayomyzontidae Bardack and Zangerl 1971 [empty]
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Fm. †Loganelliidae Karatajute-Talimaa 1997
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G. †Angaralepis Karatajute-Talimaa 1997
G. †Loganellia Fredholm 1990
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†Loganellia aldridgei Turner 2000
†Loganellia cuneata Gross 1947
†Loganellia grossi Fredholm 1990
†Loganellia matura Marss and Karatajute-Talimaa 2002
†Loganellia prolata Marss et al. 2002
†Loganellia scotica Traquair 1898
†Loganellia sulcata Marss et al. 2002
†Loganellia unispinata Märss and Miller 2004
G. †Paralogania Karatajute-Talimaa 1997
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†Paralogania consimilis Marss and Karatajute-Talimaa 2002
†Paralogania kaarmisensis Märss and Miller 2004
†Paralogania klubovi Marss and Karatajute-Talimaa 2002
†Paralogania kummerowi Gross 1967
†Paralogania tarranti Märss and Miller 2004
G. †Sandivia Karatajute-Talimaa 1997
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†Sandivia angusta Karatajute-Talimaa 1997
†Sandivia melnikovi Karatajute-Talimaa 1997
G. †Shielia Märss and Ritchie 1998
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†Shielia gibba Marss et al. 2002
†Shielia multispinata Marss and Karatajute-Talimaa 2002
†Shielia parca Marss et al. 2002
†Shielia taiti Stetson 1931
G. †Stroinolepis Marss and Karatajute-Talimaa 2002
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†Stroinolepis maenniki Marss and Karatajute-Talimaa 2002
G. †Valyalepis Turner 1995
Invalid names: Loganiidae Karatajute-Talimaa 1978 [replaced]
G. †Muzaffarabadmachli Malkani 2019
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G. †Myllokunmingia Shu et al. 1999
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†Myllokunmingia fengjiaoa Wagner 2023
G. †Pircanchaspis Erdtmann et al. 2000
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†Pircanchaspis rinconensis Erdtmann et al. 2000
G. †Saarolepis Robertson 1945
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Invalid names: Anaspis Robertson 1941 [replaced]
Invalid names: Loganiida Turner 1991 [empty], Myllokunmingiida Shu 2003 [empty]
Diagnosis
No diagnoses are available
Measurements
No measurements are available
Composition: phosphaticsubp
Environment: marinesubp
Locomotion: actively mobilep
Created: 2009-12-09 04:57:12
Modified: 2009-12-13 03:08:06
Source: c = class, subp = subphylum, p = phylum
References: Whittington et al. 1997, Carroll 1988, Kiessling 2004

Age range

Maximum range based only on fossils: base of the Atdabanian to the top of the Early/Lower Aptian or 521.00000 to 122.46000 Ma
Minimum age of oldest fossil (stem group age): 516.0 Ma

Collections (74 total)


Time interval Ma Country or state Original ID and collection number
Atdabanian521.0 - 516.0China (Yunnan) Myllokunmingia fengjiaoa, Haikouichthys ercaicunensis (68083)
Moridunian477.7 - 473.8Bolivia Pircanchaspis rinconensis (90413)
Caradoc458.4 - 449.5Russian Federation Sandivia sp. (90414) Stroinolepis maenniki (90391)
Ashgill449.5 - 443.7Russian Federation Sandivia sp. (90415 90416) Stroinolepis maenniki (90392)
Hirnantian445.2 - 443.4South Africa Agnatha indet. (26994)
Llandovery443.4 - 433.4Russian Federation Loganellia matura (90395) Loganelliidae indet. (90394 90398) Loganelliidae indet., Loganellia matura, Paralogania klubovi (90396) Loganelliidae indet., Paralogania klubovi (90397)
Llandovery443.4 - 433.4Canada (Northwest Territories) Loganellia sp. (90320) Loganellia sp. 2, Loganellia sp. 3 (90313)
Telychian438.5 - 433.4Ireland Loganellia scotica (90302)
Telychian438.5 - 433.4United Kingdom Loganellia aldridgei (182382) Loganellia scotica (182369)
Wenlock433.4 - 427.4Russian Federation Loganelliidae indet., Loganellia grossi, Shielia multispinata, Paralogania consimilis (90399)
Homerian430.5 - 427.4Sweden Paralogania martinssoni (179986 179987 179988 179989 179990)
Jaagarahu428.2 - 422.9Estonia Logania martinssoni (13822)
Gorstian427.4 - 425.6United Kingdom Paralogania martinssoni (182309)
Ludlow427.4 - 423.0Russian Federation Loganelliidae indet., Paralogania sp. 1, Paralogania consimilis, Loganellia cuneata, Paralogania martinssoni (90326)
Rootsikula426.2 - 422.9Estonia Logania martinssoni (13823) Saarolepis oeselensis, Logania martinssoni (13824)
Rootsikula426.2 - 422.9Norway Logania martinssoni (14308)
Ludfordian425.6 - 423.0Estonia (Saaremaa) Paralogania kaarmisensis (191665)
Ludfordian425.6 - 423.0United Kingdom (England) Paralogania ludlowiensis (182224)
Ludfordian425.6 - 423.0United Kingdom Loganellia sp. (182384) Paralogania kaarmisensis (182278) Paralogania ludlowiensis (182191 182192 182193 182222 182275)
Pridoli423.0 - 419.2Russian Federation Loganelliidae indet., Paralogania borealis, Paralogania sp. 2, Paralogania sp. 3, Loganellia cuneata (90328) Paralogania sp. 3 (90401)
Pridoli423.0 - 419.2United Kingdom Loganellia cuneata, Loganellia unispinata, Paralogania kummerowi (182169) Loganellia cuneata, Loganellia unispinata, Paralogania tarranti (179237) Paralogania ludlowiensis (179262 179263 179265 182047 182171 182172 182173 182174 182176 182180 182181 182182 182183 182184 182185 182186 182187 182188 182189 182190)
Paadla422.9 - 419.2Estonia (Saaremaa) Loganellia martinssoni (195601)
Paadla422.9 - 419.2Estonia Saarolepis oeselensis (13825 13826)
Lochkovian419.2 - 410.8United Kingdom Loganellia sp. (179235)
Emsian407.6 - 393.3USA (Alaska) Agnatha indet. (113022 113023)
Frasnian382.7 - 372.2Canada (Quebec) Euphanerops longaevus (179176)
Famennian372.2 - 358.9South Africa (Eastern Cape) Petromyzontiformes indet., Priscomyzon riniensis (68049)
Arnsbergian327.0 - 323.7USA (Montana) Hardistiella montanensis (116654)
Moscovian315.2 - 307.0USA (Illinois) Mayomyzon pieckoensis (132078)
Late/Upper Barremian - Early/Lower Aptian130.0 - 122.46China (Nei Mongol) Mesomyzon mengae (68047)