Published October 1, 2015 | Version v1
Taxonomic treatment Open

Timomenus jacobsoni Borelli 1927

Creators

Description

Timomenus jacobsoni Borelli, 1927: 78, fig. 10.

Type material

1 ♂, 1 ♀, syntypes, F3233.1869; 1 ♂, syntype, F3233.1870; dried, mounted on card.

Locality labels

F3233.1869: Fort de Kock / (Sumatra) 920. M. / 1925 / leg. E. Jacobson.

F3233.1870: Anei Kloof / (Sumatra’s West / Kust) 500 M 1925 / leg. E. Jacobson.

Taxonomy

Forficulidae, Opisthocosmiinae, Timomenus jacobsoni Borelli, 1927.

Remarks

Brindle (1968f: 246) considered T. jacobsoni to be a lighter form of T. bicuspis (Stål, 1860); however, Steinmann (1982b) presents T. jacobsoni as a species in its own right. In the original description, Borelli referred to 4 specimens examined: 1 ♂ with data as F3233.1870, and 2 ♂♂ and 1 ♀ with data as F3233.1869 except the date 1924. He did not designate a holotype and it appears therefore that all four specimens should be considered syntypes. According to Steinmann (1982b: 365), 1 ♂ was held at Museo ed Istituto di Zoologia Sistematoca, Torino, which Steinmann appears to have designated the holotype (‘without penis’, although the male genitalia are figured in Steinmann’s description).

Notes

Published as part of Miles, Claire, 2015, The Earwig Collection (Dermaptera) of the Manchester Museum, UK, with a complete type catalogue, pp. 1-138 in European Journal of Taxonomy 141 on page 65, DOI: 10.5852/ejt.2015.141, http://zenodo.org/record/3827836

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Linked records

Additional details

Biodiversity

Family
Forficulidae
Genus
Timomenus
Kingdom
Animalia
Order
Dermaptera
Phylum
Arthropoda
Scientific name authorship
Borelli
Species
jacobsoni
Taxon rank
species
Taxonomic concept label
Timomenus jacobsoni Borelli, 1927 sec. Miles, 2015

References

  • Borelli A. 1927. Fauna sumatrensis. No. 36. Dermaptera. Supplementa Entomologica 15: 69 - 80.
  • Brindle A. 1968 f. Notes on the genus Timomenus Burr (Dermaptera, Forficulidae). Entomologist's Monthly Magazine 104: 243 - 249.
  • Steinmann H. 1982 b. Revision of the genus Timomenus Burr, 1907 (Dermaptera: Forficulidae). Acta Zoologica Academiae Scientiarum Hungaricae 28 (3 - 4): 361 - 368.