Lygromma

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Lygromma
Scientific classification
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Genus:
Lygromma

Simon, 1893
Species

See text.

Diversity
19 species

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Lygromma is a spider genus of Central and South America. There are species with eight, six (e.g. L. senoculatum, L. valencianum) and no eyes. The eyeless L. anops is endemic to Galapagos, while the not closely related blind L. gertschi is found only on Jamaica.

The Mexican genus Tivodrassus, and Tricongius have been suggested as sister groups of Lygromma.

Species reach a body length from about 2 to 4.6 mm.

Species

References

  • Platnick, N.I. & Shadab, M.U. (1976). A revision of the spider genera Lygromma and Neozimiris (Araneae, Gnaphosidae). Amer. Mus. Novitates 2598:1-23. PDF (8Mb) - Abstract (with key to species)
  • Platnick, N.I. (1977). Two new species of Lygromma (Araneae: Gnaphosidae). J. Arachnol. 5:151-152. PDF (L. tuxtla, L. wygodzinskyi)
  • Shear, W.A. & Peck, S.B. (1992). Male of the blind cave gnaphosoid Lygromma anops (Araneae, Gnaphosoidea, Prodidomidae) from Galapagos Islands, Ecuador. Journal of Arachnology 20:69-71. PDF
  • Platnick, Norman I. (2008): The world spider catalog, version 8.5. American Museum of Natural History.