Stenommatus Wollaston, 1873
Diagnosis: Small, 2-4 mm in total body length; very elongate-narrow in form; antennal funicle of 4 articles; rostrum slender, shining; tarsus of 5 distinct articles.
Natural history: Adults are found under bark and in leaf litter. They are frequently caught in flight intercept traps.
Diversity: Two species are known from Central America. One species, S. sulcifrons Champion has been recorded from Costa Rica. A number of unnamed species occur in Costa Rica and Panama.