Fissilicreagris macilenta (Simon, 1878)


Original combination: Obisium macilentum


Taxonomic references

Obisium macilentum

Simon, 1878b: 157–158 original description
Banks, 1895a: 12
Banks, 1904b: 364
Coolidge, 1908: 113
Banks, 1911: 639, fig. 210g
Moles, 1914c: 195
Moles and Moore, 1921: 9

Microcreagris macilenta (Simon):

Beier, 1932a: 154, fig. 186
Roewer, 1937: 252
Hoff, 1958: 10
Harvey, 1991a: 343

Fissilicreagris macilenta (Simon):

Muchmore, 1994c: 64–66, figs 4–8

Not Microcreagris macilentum (Simon):

Chamberlin, 1930: 31 (misidentification; see Fissilicreagris chamberlini (Beier))

Microcreagris duncani Chamberlin, 1930 -- synonymised by Beier, 1932a: 154
Microcreagris duncani
Chamberlin, 1930: 33, fig. 3b (synonymised by Beier, 1932a: 154) original description
Chamberlin, 1931a: n/a, figs 1a, 1c–d, 1f, 1h-j, 1m-n, 1q, 17j
Distribution table

Realm: Nearctic

US (California)
Type locality: Mariposa, Mariposa County, California, U.S.A.


Locality Lat Lon
1 Mariposa 37.483333 -119.966666
Type repository
  • Holotype male (MNHN)
Zoobank LSID


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

Banks, N. (1904b). Some Arachnida from California. Proceedings of the California Academy of Sciences (3) 3: 331–374. -- Show included taxa

Banks, N. (1911). The pseudoscorpions of California. Journal of Entomology, Pomona College 3: 633–640. -- Show included taxa

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

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

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

Moles, M. & Moore, W. (1921). A list of California Arachnida. I. Pseudoscorpionida. Journal of Entomology and Zoology, Pomona College 13: 6–9. -- Show included taxa

Moles, M.L. (1914c). Pseudoscorpions in the Claremont-Laguna region. Journal of Entomology and Zoology, Pomona College 6: 187–197. -- Show included taxa

Muchmore, W.B. (1994c). On four species of pseudoscorpions from California described by E. Simon in 1878 (Pseudoscorpionida: Neobisiidae, Chernetidae, Cheliferidae). Journal of Arachnology 22: 60–69. -- 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

Simon, E. (1878b). Descriptions de quelques Cheliferidae de Californie. Annales de la Société Entomologique de France (5) 8: 154–158. -- Show included taxa


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