Document
Dunlop, J.A., Penney, D. & Jekel, D.
2020. A summary list of fossil spiders and their relatives. In World Spider Catalog, version 20.5. Natural History Museum Bern, 15 Jan 2020: 1-304.
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New: Subsequent spelling
| Atoposyphronida (Suborder) Dunlop, Penney & Jekel, 2020, orth. inval. | Page: 54 ("Harvey in Benavides et al., 2019"). |
| Heterosyphronida (Suborder) Dunlop, Penney & Jekel, 2020, orth. inval. | Page: 53 ("Chamberlin, 1929"). |
| Homosyphronida (Group) Dunlop, Penney & Jekel, 2020, orth. inval. | Page: 54 ("Chamberlin, 1929"). |
Original Classification (root)
(Subphylum) Chelicerata Heymons, 1901