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Eurypterida (eurypterid)

Eurypterida

Synonyms
Synonymy list
YearName and author
1843Eurypterida Burmeister
1889Eurypterella Matthew p. 60
1889Eurypterella ornata Matthew p. 60 figs. Pl 4, fig 12
1896Gigantostraca Haeckel
1910Belinuropsis Matthew p. 116
1910Belinuropsis wigudensis Matthew p. 116 figs. Pl 1, figs 3a-d
1924Stylonuracea Diener
1955Eurypterida Størmer p. 30
1955Stylonuracea Størmer p. 36
1968Eurypterida Bergström p. 502
1968Cyrtoctenida Stoermer and Waterston
2002Eurypterida Sepkoski
2013Eurypterida Lamsdell p. 20
2020Eurypterida Dunlop et al. p. 7
2020Belinuropsis Dunlop et al. p. 14

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RankNameAuthor
kingdomAnimalia()
—Bilateria
—EubilateriaAx 1987
—Protostomia
—EcdysozoaAguinaldo et al. 1997
—Panarthropoda
phylumArthropodaLatreille 1829
—Deuteropoda
RankNameAuthor
subphylumChelicerataHeymons 1901
—EuchelicerataWeygoldt and Paulus 1979
—Prosomapoda
—Planaterga
—Dekatriata
—SclerophorataKamenz et al. 2011
orderEurypteridaBurmeister 1843
orderEurypteridaBurmeister 1843

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.

Or. †Eurypterida Burmeister 1843 [eurypterid]
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Subor. †Eurypterina Burmeister 1843
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Unr. †Diploperculata Lamsdell et al. 2013
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Superfm. †Adelophthalmoidea Tollerton 1989
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Fm. †Adelophthalmidae Tollerton 1989
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G. †Adelophthalmus Meek and Worthen 1868
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Invalid names: Anthraconectes Meek and Worthen 1868 [synonym], Glyptoscorpius Peach 1882 [synonym], Lepidoderma Reuss 1855 [synonym], Polyzosterites Goldenberg 1873 [synonym]
G. †Eysyslopterus Tetlie and Poschmann 2008
G. †Nanahughmilleria Kjellesvig-Waering 1961
G. †Parahughmilleria Kjellesvig-Waering 1961
G. †Pruemopterus Poschmann 2021
Superfm. †Carcinosomatoidea Stoermer 1934
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Fm. †Carcinosomatidae Stormer 1934
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G. †Carcinosoma Claypole 1890
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Invalid names: Eurysoma Claypole 1890 [synonym]
G. †Eusarcana Strand 1942
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Invalid names: Eusarcus Grote and Pitt 1875 [synonym], Paracarcinosoma [synonym]
Fm. †Mixopteridae Caster and Kjellesvig-Waering 1955
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G. †Mixopterus Ruedemann 1921
G. †Terropterus Wang et al. 2021
Invalid names: Lanarkopteridae Tollerton 1989 [synonym]
Invalid names: Mixopteroidea Caster and Kjellesvig-Waering 1955 [synonym]
Superfm. †Pterygotioidea Clarke and Ruedemann 1912
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Fm. †Hughmilleriidae Kjellesvig-Waering 1951
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G. †Herefordopterus Tetlie 2006
G. †Hughmilleria Kjellesvig-Waering 1951
Fm. †Pterygotidae Clarke and Ruedemann 1912
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Invalid names: Bunodella Matthew 1889 [synonym]
G. †Ciurcopterus Tetlie and Briggs 2009
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Invalid names: Himantopterus Salter 1856 [replaced], Truncatiramus [synonym]
G. †Pterygotus Agassiz 1839
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Invalid names: Curviramus Ruedemann 1935 [synonym]
Invalid names: Jaekelopteridae Stoermer 1974 [synonym]
Fm. †Slimonidae Novojilov 1968
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G. †Salteropterus Kjellesvig-Waering 1951
G. †Slimonia Page 1856
Superfm. †Pterygotoidea Clarke and Ruedemann 1912
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Invalid names: Hughmilleroidea Kjellesvig-Waering 1951 [synonym]
Superfm. †Waeringopteroidea Tetlie 2004
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G. †Grossopterus Størmer 1934
G. †Orcanopterus Stott et al. 2005
G. †Waeringopterus Leutze 1961
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Invalid names: Eurypterus swartzi Kjellesvig-Waering 1958 [synonym]
Superfm. †Eurypteroidea Burmeister 1843
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Fm. †Erieopteridae Tollerton 1989
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Fm. †Eurypteridae Burmeister 1845
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G. †Eurypterus De Kay 1825
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Subg. †Eurypterus (Adelophthalmus) Meek and Worthen 1868
Subg. †Eurypterus (Anthraconectes) Meek and Worthen 1868
†Eurypterus cephalaspis Salter 1856
†Eurypterus dekayi Hall 1859
†Eurypterus hankeni Tetlie 2006
†Eurypterus henningsmoeni Tetlie 2002
†Eurypterus laculatus Kjellesvig-Waering 1958
†Eurypterus lacustris Harlan 1834
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Invalid names: Eurypterus pachycheirus Hall 1859 [synonym], Eurypterus robustus Hall 1859 [synonym]
†Eurypterus leopoldi Tetlie 2006
†Eurypterus loi Chang 1957
†Eurypterus obesus Woodward 1869
†Eurypterus oklahomensis Decker 1938
†Eurypterus ornatus Leutze 1958
†Eurypterus punctatus Woodward 1869
†Eurypterus quebecensis Kjellesvig-Waering 1958
†Eurypterus raniceps Goldenberg 1873
†Eurypterus remipes DeKay 1825
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Invalid names: Hughmilleria trigonum Ruedemann 1916 [synonym]
†Eurypterus scouleri Hibbert 1836
†Eurypterus sellardsi Dunbar 1924
†Eurypterus serratus Jones and Woodward 1888
†Eurypterus styliformis Chang 1957
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Invalid names: Eurypterus fischeri Eichwald 1854 [synonym]
†Eurypterus yangi Chang 1957
Invalid names: Baltoeurypterus Størmer 1973 [synonym]
G. †Paraeurypterus Lamsdell et al. 2013
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†Paraeurypterus anatoliensis Lamsdell et al. 2013
G. †Pentlandopterus Lamsdell et al. 2013
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†Pentlandopterus minor Laurie 1899
Fm. †Strobilopteridae Lamsdell and Selden 2013
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Invalid names: Eurypterus giganteus Pohlman 1882 [synonym], Pterygotus globicaudatus Pohlman 1882 [synonym]
G. †Strobilopterus Ruedemann 1935
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†Strobilopterus laticeps Schmidt 1883
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Invalid names: Dolichopterus stoermeri Caster and Kjellesvig-Waering 1956 [synonym]
†Strobilopterus princetonii Ruedemann 1934
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Invalid names: Erieopterus latus Ruedemann 1935 [synonym]
†Strobilopterus richardsoni Kjellesvig-Waering 1961
Invalid names: Syntomopterella Tetlie 2007 [synonym], Syntomopterus Kjellesvig-Waering 1961 [synonym]
Superfm. †Megalograptoidea Caster and Kjellesvig-Waering 1955
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Fm. †Megalograptidae Caster and Kjellesvig-Waering 1955
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G. †Echinognathus Walcott 1882
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†Echinognathus clevelandi Walcott 1882
G. †Megalograptus Miller 1874
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†Megalograptus alveolatus Shuler 1915
†Megalograptus ohioensis Caster and Kjellesvig-Waering 1964
†Megalograptus shideleri Caster and Kjellesvig-Waering 1964
†Megalograptus welchi Miller 1874
†Megalograptus williamsae Caster and Kjellesvig-Waering 1964
G. †Pentecopterus Lamsdell et al. 2015
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†Pentecopterus decorahensis Lamsdell et al. 2015
Superfm. †Moselopteroidea Lamsdell et al. 2010
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Fm. †Moselopteridae Lamsdell et al. 2010
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G. †Moselopterus Størmer 1974
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†Moselopterus ancylotelson Størmer 1974
†Moselopterus elongatus Størmer 1974
G. †Stoermeropterus Lamsdell 2011
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†Stoermeropterus conicus Laurie 1892
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Invalid names: Drepanopterus bembycoides Laurie 1899 [synonym], Drepanopterus lobatus Laurie 1899 [synonym]
G. †Vinetopterus Poschmann and Tetlie 2004
Superfm. †Onychopterelloidea Lamsdell 2011
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Fm. †Onychopterellidae Lamsdell 2011
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G. †Alkenopterus Størmer 1974
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†Alkenopterus brevitelson Størmer 1974
G. †Onychopterella Størmer 1951
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†Onychopterella augusti Braddy et al. 1995
†Onychopterella kokomoensis Miller and Gurley 1896
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Invalid names: Eurypterus ranilarva Clarke and Ruedemann 1912 [synonym]
G. †Tylopterella Størmer 1951
Invalid names: Alkenopteridae Poschmann and Tetlie 2004 [synonym]
G. †Wiedopterus Poschmann 2015
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†Wiedopterus noctua Poschmann 2015
G. †Marsupipterus Caster and Kjellesvig-Waering 1955
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†Marsupipterus sculpturatus Caster and Kjellesvig-Waering 1955
G. †Parahughmilleria Kjellesvig-Waering 1961
Subor. †Stylonurina Diener 1924
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Superfm. †Kokomopteroidea Kjellesvig-Waering 1966
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Fm. †Hardieopteridae Tollerton 1989
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G. †Hallipterus Kjellesvig-Waering 1963
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†Hallipterus excelsior Kjellesvig-Waering 1963
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Invalid names: Dolichocephala lacoana Claypole 1883 [synonym], Hallipterus lacoanus Kjellesvig-Waering 1963 [synonym]
Invalid names: Dolichocephala Claypole 1883 [replaced]
G. †Tarsopterella Størmer 1951
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†Tarsopterella scotica Woodward 1872
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Invalid names: Erieopterus brewsteri Woodward 1864 [synonym], Stylonurus armatus Page 1867 [synonym]
Fm. †Kokomopteridae Kjellesvig-Waering 1966
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G. †Kokomopterus Kjellesvig-Waering 1966
Superfm. †Mycteropoidea Cope 1886
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Invalid names: Hibbertopteroidea Kjellesvig-Waering 1959 [synonym]
Superfm. †Rhenopteroidea Størmer 1951
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Fm. †Rhenopteridae Størmer 1951
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G. †Brachyopterella Kjellesvig-Waering 1966
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G. †Brachyopterus Stormer 1951
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†Brachyopterus stubblefieldi Størmer 1951
G. †Kiaeropterus Waterston 1979
G. †Leiopterella Lamsdell et al. 2010
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†Leiopterella tetliei Lamsdell et al. 2010
Subfm. †Rhenopterinae Størmer 1951
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G. †Rhenopterus Størmer 1936
Invalid names: Brachyopterellidae Tollerton 1989 [synonym]
Invalid names: Brachyopterelloidea Tollerton 1989 [synonym]
Superfm. †Stylonuroidea Diener 1924
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Fm. †Dolichopteridae Kjellesvig-Waering and Stromer 1952
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G. †Clarkeipterus Kjellesvig-Waering 1966
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†Clarkeipterus otisius Tetlie et al. 2007
†Clarkeipterus testudineus Clarke and Ruedemann 1912
G. †Dolichopterus Hall 1859
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†Dolichopterus asperatus Kjellesvig-Waering 1961
†Dolichopterus herkimerensis Caster and Kjellesvig-Waering 1956
†Dolichopterus jewetti Caster and Kjellesvig-Waering 1956
G. †Malongia Wang et al. 2022
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†Malongia mirabilis Wang et al. 2022
G. †Ruedemannipterus Kjellesvig-Waering 1966
Fm. †Parastylonuridae Waterston 1979
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G. †Parastylonurus Kjellesvig-Waering 1966
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†Parastylonurus ornatus Laurie 1892
G. †Stylonurella Kjellesvig-Waering 1966
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†Stylonurella spinipes Page 1859
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Invalid names: Stylonurus logani Woodward 1872 [synonym]
Fm. †Stylonuridae Diener 1924
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G. †Ctenopterus Clarke and Ruedemann 1912
G. †Laurieipterus Kjellesvig-Waering 1966
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†Laurieipterus elegans Laurie 1899
G. †Pagea Waterston 1962
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†Pagea plotnicki Lamsdell et al. 2010
†Pagea sturrocki Waterston 1962
†Pagea symondsii Salter 1857
G. †Qujingopterus Ma et al. 2025
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†Qujingopterus spineus Ma et al. 2025
G. †Soligorskopterus Plax et al. 2018
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†Soligorskopterus tchepeliensis Plax et al. 2018
G. †Stylonurus Page 1856
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†Stylonurus powriensis Page 1856
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Invalid names: Stylonurus ensiformis Woodward 1864 [synonym]
†Stylonurus ruedemanni Størmer 1934
†Stylonurus shaffneri Willard 1933
Invalid names: Laurieipteridae Kjellesvig-Waering 1966 [synonym], Laurieipterinae Lamsdell et al. 2010 [empty], Pageidae Kjellesvig-Waering 1966 [synonym]
G. †Stylonuroides Kjellesvig-Waering 1966
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†Stylonuroides orientalis Shpinev 2012
Invalid names: Hibbertopterina Stoermer 1974 [synonym], Woodwardopterina Kjellesvig-Waering 1959 [synonym]
G. †Unionopterus Chernyshev 1948
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†Unionopterus anastasiae Chernyshev 1948
Invalid names: Belinuropsis Matthew 1910 [nomen dubium], Belinuropsis wigudensis Matthew 1910 [nomen dubium], Cyrtoctenida Stoermer and Waterston 1968 [synonym], Eurypteracea Burmeister 1845 [empty], Eurypterella Matthew 1889 [nomen dubium], Eurypterella ornata Matthew 1889 [nomen dubium], Gigantostraca Haeckel 1896 [synonym], Stylonuracea Diener 1924 [invalid subgroup]
Diagnosis
No diagnoses are available
Measurements
No measurements are available
Locomotion: actively mobileo
Life habit: nektobenthico
Diet: carnivoreo
Vision: well-developedo
Comments: LIFE HISTORY: Pelagic or surficial, fully motile fast, carnivore according to Bambach et al (2007).o
Created: 2004-09-24 08:12:58
Modified: 2010-02-05 01:21:51
Source: o = order
Reference: Aberhan et al. 2004

Age range: base of the Darriwilian to the top of the Changhsingian or 467.30000 to 252.17000 Ma

Collections (322 total)

Oldest occurrences

Time interval Ma Country or state Original ID and collection number
Darriwilian467.3 - 458.4USA (Iowa) Pentecopterus decorahensis (225212)
Sandbian458.4 - 453.0United Kingdom (Wales) Brachyopterus stubblefieldi (206522)
Caradoc458.4 - 449.5USA (Virginia) Megalograptus alveolatus (204960)
Blackriveran457.3 - 449.6USA (New York) Eurypterida indet. (328)
Katian453.0 - 445.2USA (New York) Echinognathus clevelandi (204767)
Katian453.0 - 445.2Turkey Paraeurypterus anatoliensis (184932)
Katian453.0 - 445.2USA (Ohio) Megalograptus ohioensis (204962) Megalograptus shideleri (204963) Megalograptus welchi (204994) Megalograptus williamsae (204993)
Edenian451.0 - 450.2USA (Pennsylvania) Megalograptus sp. (34895)
Richmondian - Ashgill449.6 - 443.7USA (Ohio) Megalograptus sp. (392 393)
Hirnantian445.2 - 443.4South Africa Onychopterella augusti (26994)

Youngest occurrences
Time interval Ma Country or state PBDB collection number
Gzhelian - Asselian303.7 - 295.5China (Hebei) Adelophthalmus chinensis (231830)
Stephanian B301.5 - 301.0Czech Republic Adelophthalmus sp. (155303)
Asselian298.9 - 295.5USA (Pennsylvania) Adelophthalmus mansfieldi (225381)
Artinskian290.1 - 279.3Russian Federation (Bashkortostan) Campylocephalus oculatus (225324)
Artinskian290.1 - 279.3USA (Oklahoma) Adelophthalmus sellardsi (225320)
Artinskian290.1 - 279.3USA (Kansas) Adelophthalmus sellardsi (111219)
Artinskian - Kungurian290.1 - 272.3USA (Arizona) Hastimima sp. (11150)
Artinskian - Kungurian290.1 - 272.3Brazil (Santa Catharina) Hastimima whitei (225341)
Kungurian279.3 - 272.3Russian Federation (Komi Republic) Hibbertopterus permianus (225086)
Changhsingian254.17 - 252.17Australia (Queensland) Woodwardopterus freemanorum (227842)