Becker, L. (1896). Les arachnides de Belgique, deuxième et troisième parties. Annales du Musée Royal d'Histoire Naturelle de Belgique 12(2): 1-127, pl. 1-25 & 12(3): 1-378, pl. 1-18. doi:10.5962/bhl.title.48721 -- Show included taxa

Blackwall, J. (1841a). The difference in the number of eyes with which spiders are provided proposed as the basis of their distribution into tribes; with descriptions of newly discovered species and the characters of a new family and three new genera of spiders. Transactions of the Linnean Society of London 18(4): 601-670. doi:10.1111/j.1095-8339.1838.tb00210.x -- Show included taxa

Blackwall, J. (1864a). A history of the spiders of Great Britain and Ireland. Part II. Ray Society, London, pp. 175-384, pl. 13-29. doi:10.5962/bhl.title.143674 -- Show included taxa

Chyzer, C. & Kulczyński, W. (1894). Araneae Hungariae. Tomus II. Academia Scientarum Hungaricae, Budapest, pp. 1-151, Pl. I-V. -- Show included taxa

Derepas, B., Michaud, A., Mattei, M., Bloor, J. & Carrère, P. (2020). Découverte en France de Porrhomma errans (Blackwall, 1841) (Araneae, Linyphiidae). Revue Arachnologique (2) 7: 32-34. -- Show included taxa

Heimer, S. & Nentwig, W. (1991). Spinnen Mitteleuropas: Ein Bestimmungsbuch. Paul Parey, Berlin, 543 pp. -- Show included taxa

Jackson, A. R. (1913). On some new and obscure British. spiders. Transactions and Annual Report of the "Nottingham Naturalists' Society" 60: 20-49. -- Show included taxa

Locket, G. H. & Millidge, A. F. (1953). British spiders. Vol. II. Ray Society, London, 449 pp. -- Show included taxa

Moritz, M. (1964). Ein Beitrag zur Kenntnis der deutschen Spinnenfauna (Araneae: Linyphiidae). Zoologischer Anzeiger 172: 335-345. -- Show included taxa

Pickard-Cambridge, F. O. (1894b). New genera and species of British spiders. Annals and Magazine of Natural History (6) 13(73): 87-111, pl. 1-2. doi:10.1080/00222939408677672 -- Show included taxa

Roberts, M. J. (1987). The spiders of Great Britain and Ireland, Volume 2: Linyphiidae and check list. Harley Books, Colchester, England, 204 pp. -- Show included taxa

Russell-Smith, A. (2009a). Identification of Porrhomma species. Newsletter of the British Arachnological Society 114: 18-23. -- Show included taxa

Růžička, V. (2018). A review of the spider genus Porrhomma (Araneae, Linyphiidae). Zootaxa 4481(1): 1-75. doi:10.11646/zootaxa.4481.1.1 -- Show included taxa

Smith, F. P. (1901b). An introduction to British spiders [continued]. Science-Gossip New Series 8(85, 87, 88, 89, 90, 91): 8-10, 75-76, 108-110, 138-139, 173-174, 196-198. -- Show included taxa

Thorell, T. (1873). Remarks on synonyms of European spiders. Part IV. C. J. Lundström, Uppsala, pp. 375-645. doi:10.5962/bhl.title.69282 -- Show included taxa

Walckenaer, C. A. (1847a). Dernier Supplément. In: Walckenaer, C. A. & Gervais, P. (eds.) Histoire naturelles des Insects. Aptères. Tome quatrième. Roret, Paris, pp. 365-596 [Araneae: -564]. doi:10.5962/bhl.title.61095 -- Show included taxa