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 Willmann C., 1951: Über eigenartige Kopulationsorgane bei den Männchen der Gattung Veigaia (Acari). 7 pp. 

 Willmann C., 1953: Tasale Sinnesorgane bei der Gattung Rhagidia und anderen prostigmatischen Milben. 9 pp. 

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 Wilson N., 1965: New records and descriptions of Rallinyssus from Pacific birds (Acarina: Mesostigmata). 17 pp. 

 Wilson N., 1969: Ticks (Mesostigmata: Ixodidae) collected by the Noona Dan expedition to the Philippine and Bismarck Archipelagos. 4 pp. 

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 Winiszewska-Slipinska G., 1997: Descriptions of three new species of Chronogaster Cobb, 1913 (Nematoda: Leptolaimidae). 8 pp. [EVE 788] Annales Zoologici 46: 185-192

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 Winkler J. R., 1957: Chapters of classification of Oribatid mites of Czechoslovakia, I-IV (Acari: Oribatoidea). 16 pp. [ARA 231] Acta faunistica entomologica Musei nationalis Pragae 2: 115-130.

 Winkler J. R., 1957: Über zwei Liacarus-Arten aus der Tschechoslowakei (Acari: Oribatoidea). 3 pp. [ARA 232] Acta faunistica entomologica Musei nationalis Pragae 2: 131-133.

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 Winter A. J. de, 2008: Redefinition of Thapsia Albers, 1860, and description of three more helicarionoid genera from western Africa (Gastropoda, Stylommatophora). 37 pp. Zoologische Mededelingen 82: 441-477.

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 Wishart G., 2011: Trapdoor spiders of the genus Misgolas (Mygalomorphae: Idiopidae) in the Illawarrra and south coast regions of New South Wales, Australia. 19 pp. (in English). Records of the Australian Museum 63: 33-51.

 Wishart G., Rowell D. M., 2008: Trapdoor spiders of the genus Misgolas (Mygalomorphae: Idiopidae) from eastern New South Wales, with notes on genetic variation. 42 pp. Records of the Australian Museum 60(1): 45-86.

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 Wisniewski J., Hirschmann W., 1991: Ergänzungsangaben über Verbreitung und Lebensräume der Trichouropoda-Arten (Acarina, Uropodina). 6 pp. Fragmenta Faunistica 35/11: 173-178.

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 Wisniewski J., Wajer, 1990: Die Protonymphe von Trichouropoda sibirica Wisniewski et Michalski, 1984 (Acarina, Trichouropodini, Uropodinae) aus Polen. 6 pp. [ARA 234] Polskie Pismo Entomologiczne 59: 591-596.

 Wisniewski K., Wesolowska W., 2013: New Thiratoscirtus species from equatorial Africa (Araneae: Salticidae). 10 pp. Genus 24(2): 251-260.

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 Witalinski W., 1972: Mites of the genus Holoparasitus Oudemans, 1936 (Acarina, Parasitidae). 21 pp. Acta zoologica cracoviensia 17/9: 217-237.

 Witalinski W., 1976: Roztocza z rodziny Parasitidae (Acarina, Mesostigmata) Pieninskego Parku Narodowego. (2 tab.). 12 pp. Fragmenta Faunistica 21/10: 221-232.

 Witalinski W., 1994: Two new Holoparasitus species from Italy and Poland (Acari: Gamasida: Pergamasidae). 8 pp. [ARA394] Genus 5(3): 215-222.

 Witalinski W., 2000: Aclerogamasus stenocornis sp. n., a fossil mite from the Baltic amber (Acari: Gamasida: Parasitidae). 8 pp. [ARA1735] Genus 11(4): 619-626.

 Witalinski W., 2004: Holoparasitus excipuliger (Berlese, 1906) in Hungary: a second world locality and redescription (Acari: Gamasida: Parasitidae). 10 pp. [ARA2130] Genus 15(3): 425-434.