Pachylinae Sørensen, 1884 is the most diverse subfamily of the harvestman family Gonyleptidae

Gonyleptidae

Gonyleptidae is a Neotropical family of harvestmen with more than 800 species, the largest in the Suborder Laniatores and the second largest of the Opiiones as a whole...

, including around 400 valid species (Kury, 2003). Major groups of species occur in the Brazilian Atlantic Forest, Bolivian/Peruvian Highlands, Argentina and Chilean Temperate Forest.

Important genera

Currently, 128 genera are recognized. Notable ones include:

• Discocyrtus Holmberg, 1878
• Eusarcus Perty, 1833
• Giupponia
  Giupponia
  Giupponia is a monotypic genus of the harvestman family Gonyleptidae. The only described species, G. chagasi, was found in two limestone caves in Serra do Ramalho, Bahia State, Brazil....
  
  Pérez & Kury, 2002
• Graphinotus C.L. Koch, 1839
• Lacronia
  Lacronia
  Lacronia Strand, 1942 is a genus of Pachylinae , which includes four Brazilian species. A striking diagnostic character is the trochanter IV of male with strong medial prolateral apophysis forming a pincer with the dorso-apical apophysis of coxa IV...
  
  Strand, 1942
• Pachyloides Holmberg, 1878
• Pachylus C.L. Koch, 1839
• Sadocus Sørensen, 1886
• Triglochinura Mello-Leitão, 1924