Cajachara carltoni, new genus and species, is described from a paramo located in southern Ecuador.C. carltoniis a member of a distinct aleocharine lineage within the tribe Bolitocharini. Among members of the BolitochariniC. carltoniis similar to members of the generaOphioglossaFauvel 1865 andEuderaFauvel 1865 which share the following synapomorphies: head with a distinct neck; pronotum with the anterior angles depressed; prosternum extended as broad lobe behind the procoxal insertions; broadly separated mesosternal cavities; meso- and metasternal processes broad and their apices fully or virtually in contact; mesosternum with oblique carina on each side of midline; tergum X with transverse row of flattened setae; spermatheca coiled and doubly looped; and similarities in the aedeagus.