Exocelina brahminensis

Size and shape: Beetle small (TL-H 3.15–3.3 mm, TL 3.5–3.65 mm, MW 1.7–1.8 mm), with oblong-oval habitus, broadest at elytral middle. Coloration: Head reddish-brown, darker posterior eyes; pronotum reddish-brown, with slightly darker disc; elytra piceous, with dark brown sutural bands; head appendages yellow to yellowish-red, legs distally darker, to dark brown (Fig. 47). Surface sculpture: as in Exocelina eme sp. n. Structures: Pronotum without lateral bead or with weak traces of lateral bead. Base of prosternum and neck of prosternal process with distinct ridge, anteriorly smooth, without anterolateral extensions. Blade of prosternal process lanceolate, relatively broad, convex, with distinct bead and few setae; neck and blade of prosternal process evenly jointed. Abdominal sternite 7 broadly rounded apically. Male: Antenna simple (Fig. 21A). Protarsomere 4 with large, thick, strongly curved anterolateral hook. Protarsomere 5 ventrally with anterior row of 16 short setae and posterior row with 7 short setae (Fig. 21B). Abdominal sternite 7 with 6–13 lateral striae on each side. Median lobe with weak submedian constriction in ventral view (Fig. 21C). Paramere with strong notch on dorsal side, with notch tip sharply pointed, and subdistal part elongate, with upper setae thin and more numerous and lower setae shorter, thick, and flattend (Fig. 21E). Female: Traces of the pronotal lateral bead developed stronger in some specimens; abdominal sternite 7 without striae.

Papua New Guinea. This species is wide distributed in the Momase Region: Sandaun, East Sepik, Madang, and Morobe Provinces (Fig. 50).