Arctesthes spp. 12) A. avatar, male paratype upperside, Denniston Plateau NN; 13) A. avatar, female upperside, Denniston Plateau NN; 14) A. catapyrrha, male underside, Yaldhurst MC; 15) A. siris, male underside, Zero Gully CO; 16) A. titanica, male paratype underside, White Burn OL; 17) A. avatar, male underside, Denniston Plateau NN. Scale bars: 10 mm.

 
 
  Part of: Patrick BH, Patrick HJH, Hoare RJB (2019) Review of the endemic New Zealand genus Arctesthes Meyrick (Lepidoptera, Geometridae, Larentiinae), with descriptions of two new range-restricted species. Alpine Entomology 3: 121-136. https://doi.org/10.3897/alpento.3.33944