Microbisium parvulum (Banks, 1895)


Original combination: Obisium parvulum

LSID urn:lsid:wac.nmbe.ch:name:1b71a5f1-bad0-4fa4-8817-11e6e3cc8398

Taxonomic references

Obisium parvulum

Banks, 1895a: 12 (in part; see Microbisium brunneum (Hagen)) original description
Banks, 1904a: 141
Coolidge, 1908: 113
Ellingsen, 1909b: 220

Microbisium parvulum (Banks):

Chamberlin, 1930: 21–22
Chamberlin, 1931a: n/a, figs 28h, 35n
Beier, 1932a: 139, fig. 173
Vachon, 1934i: 412
Roewer, 1937: 250
Brimley, 1938: 497
Hoff, 1946g: 495–496
Hoff, 1956b: 3–4
Hoff and Bolsterli, 1956: 161
Hoff, 1958: 9
Hoff, 1959b: 4, etc
Hoff, 1961: 432, figs 7–9
Rowland and Reddell, 1976: 15
Nelson, 1984: 343–349, maps 1–2
Corey and Taylor, 1987: 165
Muchmore, 1990a: 513
Harvey, 1991a: 339
Shultz, 1991: n/a, fig. 6c
Snider and Nelson, 1991: 260
Muchmore, 1992: 131
Buddle, 2005: 15
Brand, 2006: 127
Francke and Villegas-Guzmán, 2006: 295
Watermolen, 2007: 3
Murienne, Harvey and Giribet, 2008: 174
Cokendolpher, 2009: 68
Buddle, 2010: 5, fig. 1d
Cooney and Kalisch, 2012: 197–198
Harvey, Huey, Hillyer, McIntyre and Giribet, 2016: 82, fig. 2
Villegas-Guzmán and Gaona, 2019: 174, 176, figs 4A–C
Hughes and Moore, 2018: 484, figs 2, 3

Microbisium brunneum (Hagen):

Hoff, 1944b: 125–128, figs 1e–f, 2 (in part) (misidentification)
Hoff, 1945c: 34 (misidentification)

Microbisium confusum Hoff, 1946 -- synonymised by Nelson, 1984: 349
LSID urn:lsid:wac.nmbe.ch:name:cc9c69b6-f4ad-4253-abaf-fe08033a8c42
Microbisium confusum
Hoff, 1946g: 496–497 original description
Hoff, 1949b: 446, figs 25a–c
Hoff, 1956b: 3
Hoff and Bolsterli, 1956: 160
Hoff, 1958: 9
Hoff, 1961: 432–433, figs 10–11
Hoff, 1963a: 2–3
Wheeler and Wheeler, 1964: 8
Lawson, 1968: 4351
Lawson, 1969: 3–4, figs 1–5
Manley, 1969: 6, fig. 4
Weygoldt, 1969a: n/a, fig. 105
Muchmore, 1971a: 91
Knowlton, 1972: 2
Muchmore, 1972d: 110
Nelson, 1973: 232–235, figs a–c
Knowlton, 1974: 3
Nelson, 1975: 280–281, figs 20–24
Rapp, 1978a: 5–7
Rapp, 1978b: 12
Aitchison, 1979: 85
Muchmore, 1979a: 194
Muchmore, 1981f: 381
Nelson, 1982: 262–274, figs 1–28
Rapp, 1986: 220–221
Sharkey, 1987: 17
Zeh, 1987b: 1086 (synonymised by Nelson, 1984: 349)
Microbisium sp. prob. confusum Hoff:
Graves and Graves, 1969: 267
Distribution table

Realm: Nearctic; Neotropic

Canada (Manitoba, Nova Scotia, Ontario, Quebec)
Costa Rica
El Salvador
US (Arkansas, California, Colorado, Connecticut, Florida, Georgia, Idaho, Illinois, Indiana, Iowa, Kansas, Kentucky, Maine, Maryland, Massachusetts, Michigan, Minnesota, Mississippi, Missouri, Nebraska, New Hampshire, New Jersey, New Mexico, New York, North Carolina, North Dakota, Ohio, Oklahoma, Pennsylvania, South Carolina, South Dakota, Tennessee, Texas, Utah, Vermont, Virginia, Wisconsin)
Type locality: North America [Hoff (1958) invalidly declared Bernalillo County, New Mexico, as type locality].


Locality Lat Lon
1 North America (IMPRECISE) 38 -90
Type repository
Zoobank LSID



Aitchison, C.W. (1979). Low temperature activity of pseudoscorpions and phalangids in southern Manitoba. Journal of Arachnology 7: 85–86. -- Show included taxa

Banks, N. (1895a). Notes on the Pseudoscorpionida. Journal of the New York Entomological Society 3: 1–13. -- Show included taxa

Banks, N. (1904a). The Arachnida of Florida. Proceedings of the Academy of Natural Sciences of Philadelphia 56: 120–147. -- Show included taxa

Beier, M. (1932a). Pseudoscorpionidea I. Subord. Chthoniinea et Neobisiinea. Tierreich 57: i–xx, 1–258. -- Show included taxa

Brand, R.H. (2006). The influence of prescribed burning on spiders and pseudoscorpions: known predators of woodland litter springtails. Transactions of the Iliinois State Academy of Science 99: 125–134. -- Show included taxa

Brimley, C.S. (1938). The insects of North Carolina. North Carolina Department of Agriculture, Raleigh. -- Show included taxa

Buddle, C. (2005). A primer on pseudoscorpions and taxonomic status in Canada. Newsletter of the Biological Survey of Canada (Terrestrial Arthropods) 24: 12–16. -- Show included taxa

Buddle, C.M. (2010). Photographic key to the Pseudoscorpions of Canada and the adjacent USA. Canadian Journal of Arthropod Identification 3: 1–77. -- Show included taxa

Chamberlin, J.C. (1930). A synoptic classification of the false scorpions or chela-spinners, with a report on a cosmopolitan collection of the same. Part II. The Diplosphyronida (Arachnida-Chelonethida). Annals and Magazine of Natural History (10) 5: 1–48, 585–620. -- Show included taxa

Chamberlin, J.C. (1931a). The arachnid order Chelonethida. Stanford University Publications, Biological Sciences 7(1): 1–284. -- Show included taxa

Cokendolpher, J.C. (2009). A new troglobitic Tyrannochthonius from Fort Hood, Texas (Pseudoscorpionida: Chthoniidae). Texas Memorial Museum Speleological Monographs 7: 67–78. -- Show included taxa

Coolidge, K.R. (1908). A list of the North American Pseudoscorpionida. Psyche, Cambridge 15: 108–114. -- Show included taxa

Corey, D.T. & Taylor, W.K. (1987). Scorpion, pseudoscorpion, and opilionid faunas in three central Florida plant communities. Florida Scientist 50: 162–167. -- Show included taxa

Ellingsen, E. (1909b). On some North American pseudoscorpions collected by Dr. F. Silvestri. Bollettino del Laboratoria di Zoologia Generale e Agraria della R. Scuola sup. d'Agricoltura, Portici 3: 216–221. -- Show included taxa

Francke, O.F. & Villegas-Guzmán, G.A. (2006). Symbiotic relationships between pseudoscorpions (Arachnida) and packrats (Rodentia). Journal of Arachnology 34: 289–298. -- Show included taxa

Graves, R.C. & Graves, A.C.F. (1969). Pseudoscorpions and spiders from moss, fungi, Rhododendron leaf litter, and other microcommunities in the highlands area of western North Carolina. Annals of the American Entomological Society 62: 267–269. -- Show included taxa

Harvey, M.S. (1991a). Catalogue of the Pseudoscorpionida. Manchester University Press, Manchester. -- Show included taxa

Harvey, M.S., Huey, J.A., Hillyer, M.J., McIntyre, E. & Giribet, G. (2016). The first troglobitic species of Gymnobisiidae (Pseudoscorpiones, Neobisioidea), from Table Mountain (Western Cape Province, South Africa) and its phylogenetic position. Invertebrate Systematics 30: 75–85. -- Show included taxa

Hoff, C.C. (1944b). Notes on three pseudoscorpions from Illinois. Transactions of the Illinois Academy of Science 37: 123–128. -- Show included taxa

Hoff, C.C. (1945c). New species and records of pseudoscorpions from Arkansas. Transactions of the American Microscopical Society 64: 34–57. -- Show included taxa

Hoff, C.C. (1946g). American species of the pseudoscorpion genus Microbisium Chamberlin, 1930. Bulletin of the Chicago Academy of Sciences 7: 493–497. -- Show included taxa

Hoff, C.C. (1949b). The pseudoscorpions of Illinois. Bulletin of the Illinois Natural History Survey 24: 407–498. -- Show included taxa

Hoff, C.C. (1956b). Diplosphyronid pseudoscorpions from New Mexico. American Museum Novitates 1780: 1–49. -- Show included taxa

Hoff, C.C. (1958). List of the pseudoscorpions of North America north of Mexico. American Museum Novitates 1875: 1–50. -- Show included taxa

Hoff, C.C. (1959b). The ecology and distribution of the pseudoscorpions of north-central New Mexico. University of New Mexico Publications in Biology 8: 1–68. -- Show included taxa

Hoff, C.C. (1961). Pseudoscorpions from Colorado. Bulletin of the American Museum of Natural History 122: 409–464. -- Show included taxa

Hoff, C.C. (1963a). Pseudoscorpions from the Black Hills of South Dakota. American Museum Novitates 2134: 1–10. -- Show included taxa

Hoff, C.C. & Bolsterli, J.E. (1956). Pseudoscorpions of the Mississippi River drainage basin area. Transactions of the American Microscopical Society 75: 155–179. -- Show included taxa

Hughes, G.B. & Moore, W. (2018). Monophyly of the subfamily Neobisiinae (Pseudoscorpiones: Neobisiidae). Journal of Arachnology 46: 481–487. -- Show included taxa

Knowlton, G.F. (1972). Some terrestrial arthropods of Curlew Valley. Utah State University Ecology Center, Terrestrial Arthropod Series 4: 1–7. -- Show included taxa

Knowlton, G.F. (1974). Some pseudoscorpions of Curlew Valley. Utah State University Ecology Center, Terrestrial Arthropods Series 11: 1–3. -- Show included taxa

Lawson, J.E. (1968). Systematic studies of some pseudoscorpions (Arachnida: Pseudoscorpionida) from the southeastern United States. (Dissertation Abstracts 28B: 4351).. Virginia Polytechnic Institute. [Ph.D.] -- Show included taxa

Lawson, J.E. (1969). Description of a male belonging to the genus Microbisium (Arachnida: Pseudoscorpionida). Research Division Bulletin of the Virginia Polytechnic Institute 35: 1–7. -- Show included taxa

Manley, G.V. (1969). A pictorial key and annotated list of Michigan pseudoscorpions (Arachnida: Pseudoscorpionida). Michigan Entomologist 2: 2–13. -- Show included taxa

Muchmore, W.B. (1971a). Phoresy by North and Central American pseudoscorpions. Proceedings of the Rochester Academy of Science 12: 79–97. -- Show included taxa

Muchmore, W.B. (1972d). European pseudoscorpions from New England. Journal of the New York Entomological Society 80: 109–110. -- Show included taxa

Muchmore, W.B. (1979a). Pseudoscorpions from Florida and the Caribbean area. 7. Floridian diplosphyronids. Florida Entomologist 62: 193–213. -- Show included taxa

Muchmore, W.B. (1981f). Cavernicolous pseudoscorpions in North and Middle America. In: Proceedings of the 8th International Congress of Speleology 1: 381–384. -- Show included taxa

Muchmore, W.B. (1990a). Pseudoscorpionida. In: Dindal, D.L. (ed.) Soil biology guide John Wiley and Sons, New York: 503–527. -- Show included taxa

Muchmore, W.B. (1992). Cavernicolous pseudoscorpions from Texas and New Mexico (Arachnida: Pseudoscorpionida). Texas Memorial Museum, Speleological Monographs 3: 127–153. -- Show included taxa

Murienne, J., Harvey, M.S. & Giribet, G. (2008). First molecular phylogeny of the major clades of Pseudoscorpiones (Arthropoda: Chelicerata). Molecular Phylogenetics and Evolution 49: 170–184. -- Show included taxa

Nelson, S.O., Jr (1973). Population structure of Microbisium confusum Hoff in a beech-maple woodlot. Revue d'Ecologie et de Biologie du Sol 10: 231–236. -- Show included taxa

Nelson, S.O., Jr (1975). A systematic study of Michigan Pseudoscorpionida (Arachnida). American Midland Naturalist 93: 257–301. -- Show included taxa

Nelson, S.O., Jr (1982). The external morphology and life history of the pseudoscorpion Microbisium confusum Hoff. Journal of Arachnology 10: 261–274. -- Show included taxa

Nelson, S.O., Jr (1984). The genus Microbisium in North and Central America (Pseudoscorpionida, Neobisiidae). Journal of Arachnology 12: 341–350. -- Show included taxa

Rapp, W.F. (1978a). Preliminary studies on pseudoscorpion populations in the soil-grass interface as observed in the Nebraska prairies of the U.S.A.. Newsletter of the British Arachnological Society 23: 5–7. -- Show included taxa

Rapp, W.F. (1978b). Preliminary studies on pseudoscorpion populations in the soil-grass interface as observed in the Nebraska prairies. American Arachnology 18: 12. -- Show included taxa

Rapp, W.F. (1986). Pseudoscorpion population in oak-hickory woodlands. In: Eberhard, W.G., Lubin, Y.D. and Robinson, B.C. (ed.) Proceedings of the Ninth International Congress of Arachnology, Panama 1983 Smithsonian Institution Press, Washington D.C.: 219–221. -- Show included taxa

Roewer, C.F. (1937). Chelonethi oder Pseudoskorpione. In: Bronns, H.G. (ed.) Bronn's Klassen und Ordnungen des Tierreichs Akademische Verlagsgesellschaft M.B.H., Leipzig 5(IV)(6)(1): 161–320. -- Show included taxa

Rowland, J.M. & Reddell, J.R. (1976). Annotated checklist of the arachnid fauna of Texas (excluding Acarida and Araneida). Occasional Papers of the Museum, Texas Technical University 38: 1–25. -- Show included taxa

Sharkey, M.J. (1987). Subclass Chelonethida, order Pseudoscorpionida (pseudoscorpions). In: The insects, spiders and mites of Cape Breton Highlands National Park Agriculture Canada, Biosystematics Research Centre, Report 1, Ottawa: 17. -- Show included taxa

Shultz, J.W. (1991). Evolution of locomotion in Arachnida: the hydraulic pressure pump of the giant whipscorpion, Mastigoproctus giganteus (Uropygi). Journal of Morphology 210: 13–31. -- Show included taxa

Snider, R.J. & Nelson, S.O., Jr (1991). Michigan Pseudoscorpionida, a checklist. Michigan Academician 24: 259–263. -- Show included taxa

Vachon, M. (1934i). Sur le développement post-embryonnaire des pseudoscorpionides. Deuxiemes note. Les formes immatures de Chelifer cancroides L. (suite). Bulletin de la Société Zoologique de France 59: 405–416. -- Show included taxa

Watermolen, D.J. (2007). Pseudoscorpion records from Wisconsin. Wisconsin Department of Natural Resources, Research/Management Findings 59: 1–8. -- Show included taxa

Weygoldt, P. (1969a). The biology of pseudoscorpions. Harvard University Press, Cambridge, Massachusetts. -- Show included taxa

Wheeler, G.C. & Wheeler, J. (1964). North Dakota arachnid records. Journal of the Kansas Entomological Society 37: 6–8. -- Show included taxa

Zeh, D.W. (1987b). Aggression, density, and sexual dimorphism in chernetid pseudoscorpions (Arachnida: Pseudoscorpionida). Evolution 41: 1072–1087. -- Show included taxa

Villegas-Guzmán, G.A. & Gaona, S. (2019). Primer registro de pseudoescorpiones (Arachnida: Pseudoscorpiones) de Guanajuato, México. Dugesiana 26: 173–178. -- Show included taxa

Cooney, P.O. & Kalisch, J.A. (2012). New distributional records of Great Plains pseudoscorpions (Arachnida: Pseudoscorpiones). Great Plains Research 22: 195-201. -- Show included taxa

Date Type Reference Old value
2022-06-18 New taxonomic reference entry Hughes and Moore, 2018
2022-04-07 New taxonomic reference entry Cooney and Kalisch, 2012
2022-03-20 Taxonomic reference update Villegas-Guzmán and Gaona, 2019
2022-03-20 New taxonomic reference entry Villegas-Guzmán and Gaona, 2019