Genus: Proceratium

Author: P.S.Ward , Revised: 1/18/2004

Taxonomic Hierarchy:

Subfamily: Proceratiinae Genus: Proceratium

Identification:

Worker: eyes very small or absent; mandible multidentate and not overhung by clypeus; antennal sockets largely exposed in full-face (frontal) view of head; pronotum fused to mesonotum; abdominal tergite 4 strongly arched and recurved ventrally, the corresponding sternite very reduced in size.

Biology:

Proceratium species are mostly hypogeic (subterranean) ants, apparently specialized as predators on eggs of spiders and other arthropods.

Notes:

A single species of Proceratium has been recorded from California.

Taxonomic History (provided by Barry Bolton, 2010)

Proceratium Roger, 1863a: 171. Type-species: Proceratium silaceum, by monotypy.

Taxonomic history

Proceratium in Ponerinae: Mayr, 1865: 12 [Poneridae]; Dalla Torre, 1893: 18.

Proceratium in Ponerinae, Ponerini: Forel, 1895b: 111.

Proceratium in Dorylinae, Proceratiini: Emery, 1895j: 765.

Proceratium in Ponerinae, Ectatommini: Brown, 1958g: 241; Kempf, 1972a: 211; Smith, D.R. 1979: 1338; Dlussky & Fedoseeva, 1988: 79; Hölldobler & Wilson, 1990: 10; Bolton, 1994: 164.

Proceratium in Ponerinae, Proceratiini: Ashmead, 1905b: 382; Wheeler, W.M. 1910g: 136; Emery, 1911d: 50; Forel, 1917: 236; Wheeler, W.M. 1922a: 645; Wheeler, G.C. & Wheeler, J. 1985: 256; Jaffe, 1993: 8; Lattke, 1994: 112.

Proceratium in Proceratiinae, Proceratiini: Bolton, 2003: 49, 179.

 

Junior synonym of PROCERATIUM

 

Sysphingta Roger, 1863a: 175. Type-species: Sysphingta micrommata, by monotypy.

Taxonomic history

Sysphingta in Ponerinae: Mayr, 1865: 12 [Poneridae]; Dalla Torre, 1893: 18.

Sysphingta in Dorylinae, Proceratiini: Emery, 1895j: 765.

Sysphingta in Ponerinae, Proceratiini: Ashmead, 1905b: 382; Wheeler, W.M. 1910g: 136; Emery, 1911d: 50; Arnold, 1915: 34; Forel, 1917: 236; Wheeler, W.M. 1922a: 645; Donisthorpe, 1943g: 730.

Sysphingta as genus: Emery, 1895c: 262; Wheeler, W.M. 1910g: 136; Forel, 1917: 236; Wheeler, W.M. 1922a: 645; Creighton, 1950a: 40.

Sysphingta as junior synonym of Proceratium: Mayr, 1886d: 437; Dalla Torre, 1893: 18; Brown, in Borgmeier, 1957: 118; Brown, 1958g: 241; all subsequent authors.

[Sysphincta Mayr, 1865: 12 (and most subsequent authors), incorrect subsequent spelling.]

 

Genus Proceratium references

Roger, 1863b: 16, 21 (catalogue); Mayr, 1863: 451, 455 (catalogue); Mayr, 1865: 12 (Sysphingta, Proceratium diagnoses); Cresson, 1887: 258 (U.S.A. catalogue); Dalla Torre, 1893: 18 (catalogue); Emery, 1911d: 50 (diagnosis, catalogue); Emery, 1911d: 50 (Sysphingta diagnosis, catalogue); Arnold, 1915: 34 (Sysphingta diagnosis); Emery, 1916b: 103 (Italy species key); Wheeler, W.M. 1922a: 761 (Afrotropical catalogue); Kratochvíl, Novák & Snoflák, 1944: 58, 88 (West Palaearctic species key); Creighton, 1950a: 39, 41 (North America Proceratium, Sysphingta species keys); Chapman & Capco, 1951: 77 (Asia Proceratium, Sysphingta checklists); Brown, 1958g: 241 (review of genus); Bernard, 1967: 81 (diagnosis); Snelling, 1967: 8 (New World species key); Kempf, 1972a: 211 (Neotropical catalogue); Brown, 1974a: 81 (species notes); Baroni Urbani, 1977d: 91 (European species, synopsis); Smith, D.R. 1979: 1338 (North America catalogue); Brown, 1980b: 342 (New World species key); Terron, 1981: 102 (Afrotropical species notes); Taylor & Brown, D.R. 1985: 39 (Australia catalogue); Taylor, 1987a: 65 (Australia checklist); Agosti & Collingwood, 1987b: 264 (Balkans species key); Ward, 1988: 116 (New World species key); Morisita, Kubota, et al. 1989: 14 (Japan species key); Brandăo, 1991: 373 (Neotropical catalogue); Lattke, 1994: 113 (phylogeny); Bolton, 1995a: 1052 (census); Bolton, 1995b: 366 (catalogue); Shattuck, 1999: 203 (Australia synopsis); Xu, 2000c: 434 (China species key); Onoyama & Yoshimura, 2002: 31 (Japan species key); Bolton, 2003: 179 (synopsis); Baroni Urbani & De Andrade, 2003b: 40 (diagnosis, all species revision, keys; Palaearctic species key: 445; Indomalayan species key: 447; Oceanean species key: 449; Afrotropical species key: 451; Nearctic and Neotropical species key: 452; world species key: 456); Xu, 2006: 153 (China species key); Sosa-Calvo & Longino, 2008: 228 (Neotropical species key); Yoshimura & Fisher, 2009: 13 (Malagasy males diagnosis).

 

References:

Baroni Urbani (1977d); Brown (1958g, 1958j, 1974a, 1980c); Lattke (1991b); Onoyama & Yoshimura (2002); Snelling (1967); Snelling & Cover (1992); Ward (1988); Xu (2000c).

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Proceratium californicum


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