Psilochorus hesperus explained

Psilochorus hesperus is a spider found in cellars and rock boulder nooks in the Northwestern United States and in British Columbia.[1] Adult males have curved spikes protruding forward from their jaws.[2]

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Notes and References

  1. P. Paquin, D.J. Buckle, N. Dupérré & C.D. Dondale. 2010. Checklist of the spiders (Araneae) of Canada and Alaska. Zootaxa 2461:1-170.
  2. https://books.google.com/books?id=Tb-RWSTJm3gC&dq=dolomedes+albineus&pg=PA180