Flat Mites of the World


Key characters

  • setae sc2, c3, e3, f3 minute (Figs. 1-2)
  • h2 extremely elongate (Figs. 1-2)
  • most dorsal setae large, bulbous (Figs. 1-2)
  • anterior prodorsal projection forked, prongs directly anteriorly (Fig. 3)
  • ventral, genital and anal plates not developed
  • 2 pairs ps setae
  • 1 segmented palp

Similar taxa

Tenuipalpusc2, d2, e2, absent; c1, f2 present/absent; ventral and genital plates well developed, often fused

Number of species

One - L. smileyae


Smiley and Gerson




Alphitonia excelsa (Rhamnaceae)

Same host as Australopalpus alphitoniae


  • beige to pale brown when alive
  • dorsum coated with thick protective layer
  • eggs pale yellow

Fig. 1. Lisaepalpus smileyae female dorsum (after Smiley & Gerson 1995).


Fig. 2. Lisaepalpus smileyae female dorsum (image: Gary Bauchan, USDA-ARS).


Fig. 3. Lisaepalpus smileyae female, anterior projection of prodorsum (image: Gary Bauchan, USDA-ARS).