Phanaeus olsoufieffi Balthasar, 1939
Recorded Distribution: COLOMBIA: Chocó — Quibdó, Lloró, Tadó, Novita, Cundinamarca — Guaduas, Valle del Cauca — Buenaventura, ECUADOR: Esmeraldas — Eloy Alfaro .
Altitude: from 34 to 270 m a.s.l.
Biomes: Tropical & Subtropical Dry Broadleaf Forests, Tropical & Subtropical Moist Broadleaf Forests.
Ecorregions: NEOTROPIC: Magdalena Valley dry forests, Chocó-Darién moist forests, Western Ecuador moist forests.
Predicted distribution: This species distributes from 0.63° to 9.15° latitude in an area of 66,792 Km2. Its predicted distribution has a mean annual temperature of 25.57-26.35° C with a maximum difference of temperature of 9.26° C during the year and mean precipitation of 3949-6167 mm per year.