Herrera nigropercula Sanborn, 2020b Herrera nigropercula Sanborn 2020b: 106. (Moyabamba, vic. Ecológico “Rumipata”, 970m, S 06º 04’32.0”, W / 076º 58’ 07.5”, San Martin Dept., Peru) REMARKS.—This is a very small species (body length 12.20–13.50) with piceous markings of the head, thorax, postclypeus, and ventral abdomen. This is the only known species of Herrera where the male operculum is piceous. DISTRIBUTION.—Specimens have been reported from Peru and Ecuador with the Ecuadorian example originating in Sucumbios province (Sanborn 2020b). MATERIAL EXAMINED.— “ ECUADOR: Sucumbios / Sacha Lodge. 0.5ºS, / 76.5ºW. 14–24.iii / 1994. P.Hibbs. MT. 290m // LACM ENT 403627 ” one male (paratype, LACM).Published as part of Sanborn, Allen F.,...