Red-and-black
Guides
Tylosis
Tylosis is a genus of longhorn beetles (Cerambycidae) in the tribe Trachyderini. Species are characterized by bold red and black coloration, robust bodies, and relatively long antennae. The genus contains species such as Tylosis maculatus and Tylosis jiminezi, which are found in arid and semi-arid regions of western North America. Adults are active during late summer and fall, often associated with flowering host plants.