38(A). Hilipus spinipennis, sp. n. Oblong-ovate, rather broad, dull brassy-black, sparsely clothed with small fulvous scales, the scutellum and under surface with whitish piriform scales, the legs with intermixed whitish and fulvous scales. Rostrum stout, feebly curved, about as long as the head and prothorax, sparsely punctate, smoother at the tip, the antennae inserted at a little beyond the middle. Eyes large, separated by about half the width of the rostrum. Prothorax transverse, rounded at the sides, narrowed and constricted in front, deeply bisinuate at the base; sparsely tuberculate. Elytra about one-half wider than the prothorax, separately angulate at the apex; finely seriate-punctate, the interstices almost flat, 1, 3, 5, 7, and 8 set with scattered conical tubercles, those on 3 and 5 large and prominent, 4, 6, 9, and 10 also with a few tubercles towards the base or apex. Ventral segments sparsely, minutely punctate. Length 13.5, breadth 6.25 millim. (Female?) Hab. Costa Rica, Miravalles (Underwood). One specimen. Near H. spiculosus, but with the conical tubercles on the elytra mostly confined to the alternate interstices, those on 3 and 5 large and prominent, the others small.