Globocreagris nigrescens (Chamberlin, 1952)


Original combination: Microcreagris nigrescens


Genus type of Globocreagris Ćurčić, 1984

Taxonomic references

Microcreagris nigrescens

Chamberlin, 1952: 265–268, figs 1a–j original description
Hoff, 1958: 12
Muchmore, 1971a: 90
Zeh, 1987b: 1086

Globocreagris nigrescens (Chamberlin):

Ćurčić, 1984b: 160, figs 16, 36
Harvey, 1991a: 335
Francke and Villegas-Guzmán, 2006: 295

Distribution table

Realm: Nearctic

US (California)
Type locality: Robertson Creek, Frances Simes Hastings Natural History Reservation, 39 miles S. of Monterey, Monterey County, California, U.S.A.


Locality Lat Lon
1 Robertson Creek 36.376944 -121.561666
Type repository
  • Holotype male (AMNH, JC-2099.01001); Allotype female (AMNH, JC-2063.01001); Paratypes: 1 male, 3 nymphs (CAS, JC-2099.01002–5); 1 female (CAS, JC-2063.01002); 2 males (CAS, JC-2061.01001–2); 1 female (CAS, JC-1267.01001)1 adult (sex?) (CAS, JC-2071.01001); 1 male, 1 tritonymph (collection of Frances Simes Hastings Natural History Reservation, JC-1224.01001–2)
Zoobank LSID


Chamberlin, J.C. (1952). New and little-known false scorpions (Arachnida, Chelonethida) from Monterey County, California. Bulletin of the American Museum of Natural History 99: 259–312. -- Show included taxa

Ćurčić, B.P.M. (1984b). A revision of some North American species of Microcreagris Balzan, 1892 (Arachnida: Pseudoscorpiones: Neobisiidae). Bulletin of the British Arachnological Society 6: 149–166. -- 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

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

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

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


No logging data available so far.