Genus Niarchos Platnick & Duperre, 2010

Type species.

Niarchos cotopaxi Platnick & Dupérré, 2010.

Diagnosis.

Dorsal abdominal scutum present in males, absent in females; posterior eyes reduced in size; male palp with wide cymbium without distinct delimitation from the palpal bulb; male endites with posteriorly or externally directed anterior projections (Platnick and Dupérré 2010: 6).

Composition and distribution.

Twenty-three species distributed in the Andean regions of Colombia, Ecuador and Peru (Platnick and Dupérré 2010).