Habitat of the four-spined pygmy devil, Arulenus validispinus Stål, 1877, in A. lower and B. upper lowland dipterocarp rainforest of Mt. Pantaron (about 1,004 masl).

 
 
  Part of: Mohagan AB, Patano Jr. RR, Acola MS, Amper DO, Coritico FP, Amoroso VB (2020) Presence of the four-spined pygmy devil, Arulenus validispinus (Orthoptera: Tetrigidae), confirmed in Bukidnon region on the island of Mindanao, Philippines. Journal of Orthoptera Research 29(2): 133-136. https://doi.org/10.3897/jor.29.53718