Classification of the family Echinarachniidae

Fm. Echinarachniidae Lambert and Thiéry 1914
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G. †Astrodapsis Conrad 1856
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Astrodapsis antiselli Conrad 1856
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Invalid names: Astrodapsis altus Kew 1915 [synonym], Astrodapsis margaritanus Kew 1920 [synonym], Astrodapsis ornatus Kew 1920 [synonym], Astrodapsis tumidus Rémond 1863 [synonym]
Astrodapsis arnoldi Clark and Twitchell 1915
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Invalid names: Astrodapsis arnoldi fresnoensis Kew 1920 [invalid subgroup], Astrodapsis major Kew 1920 [synonym]
Astrodapsis brewerianus Remond 1863
Astrodapsis davisi Grant and Eaton 1941
Astrodapsis israelskyi Jordan and Hertlein 1926
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Invalid names: Astrodapsis schencki Grant and Hertlein 1938 [synonym]
Astrodapsis kewi Jordan and Hertlein 1926
Astrodapsis peltoides Anderson and Martin 1914
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Invalid names: Astrodapsis salinasensis Richards 1935 [synonym], Astrodapsis scutelliformis Kew 1920 [synonym]
Astrodapsis whitneyi Rémond 1863
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Invalid names: Astrodapsis californicus Kew 1920 [synonym], Astrodapsis coalingaensis Kew 1920 [synonym], Astrodapsis cuyamanus Kew 1920 [synonym], Astrodapsis grandis Kew 1920 [synonym]
Invalid names: Astrodapsis arnoldi crassus Kew 1920 [invalid subgroup], Astrodapsis depressus Kew 1920 [invalid subgroup]
G. Echinarachnius Gray 1825
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Echinarachnius alaskense Durham 1957
Echinarachnius andersoni Twitchell 1905
Echinarachnius parma Lamarck 1816
Echinarachnius plafkeri Wagner 1974
Echinarachnius ungaensis Wagner 1974
G. †Kewia Nisiyama 1935
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Kewia blancoensis Kew 1920
Kewia fairbanksi Arnold 1907
Kewia kannoi Wagner 1974
Kewia kehoei Wagner 1974
Kewia lituyaensis Wagner 1974
Kewia marquamensis Linder et al. 1988
Kewia tachilniensis Wagner 1974
G. †Nipponaster Durham 1952
G. †Pseudoastrodapsis Durham 1953
G. †Remondella Durham 1955
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Echinarachnius gabbi kleinpelli Grant and Hertlein 1938
Remondella gabbii Rémond 1863
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Remondella waldroni Wagner 1974
G. †Tenuirachnius Durham 1955
G. †Vaquerosella Durham 1955
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Vaquerosella andersoni Clark and Twitchell 1915
Vaquerosella coreyi Durham 1955
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Invalid names: Vaquerosella norrisi Pack 1909 [replaced]
Vaquerosella merriami Anderson 1905