The genus lipaugus refers to the gray color of this bird and derives from the Greek term lipauges which means dark. The epithet weberi was dedicated to Walter H. Weber for his great contribution to the Antioquia Ornithological Society (SAO) and for promoting the study and conservation of birds in Colombia. The name refers to its most contrasting morphological characteristic and the name in Spanish (Arrierito Antioqueño) refers to the department of Antioquia, the only region in Colombia where this bird has been found.
Hummingbirds of the genus 𝘉𝘰𝘪𝘴𝘴𝘰𝘯𝘯𝘦𝘢𝘶𝘢 are accustomed to stretching their wings an instant after perching.
The approximate size of these bird is 18 cm, above it is dark brown, has bridles, throat and center of the dirty white belly and has a large brown pectoral band.
It is found from the north of Colombia and Venezuela to Bolivia, through the Andes of Peru, Ecuador and part of the Guianas. In Colombia it is between 700 and 2100 m above sea level in the Serranía de Perijá, Sierra Nevada de Santa Marta and Serranía de la Macarena. Also in the three mountain ranges.
