Buenellus higginsi is an average size (about 5 centimetres or 2.0 inches) trilobite, which lived during the Lower Cambrian period, in what is now North-West Greenland. It is a prominent member of the Sirius Passet fauna. Buenellus higginsi is the only known species in the genus Buenellus (i.e., the genus is monotypic).