Xantholinus longiventris · trumpasparnis
= X.miguelensis, X.sejugatus, X.trispinus, X.loebli, X. oregonus, Xestolinus oregonus
Length 7-8mm. This elongated rove beetle has a black head and abdomen, dark brown elytra and a dark red to black pronotum with a metalic sheen. The legs, palps and antennae are yellow to red. The species Xantholinus longiventris and Xantholinus linearis can only be separated by microscopic examination but the strong microsculpture on the pronotum distinguishes X. linearis. ‥