OCR Text |
Show 200 PROF. P. R. UHLER ON T H E [Mar. 6, 25, at altitudes of 150-200 feet, flying at sunset; at St. George's, August 27 and September 1, altitude 500 feet, flying at sunset. 4. LASIOCHILUS NEBULOSUS, sp. nov. More robust than either of the preceding species, subovate, dark piceous, with a tinge of rufous, the head, pronotum, and base of scutellum highly polished. Head short, pale rufo-piceous in front of the vertex, the tablet carrying the ocelli opaque and rough, bounded in front by a transverse groove, impressed line at base of tylus deep ; antennae slender, about as long as the head, pronotum, and scutellum united, the basal joint projecting a little in front of the head, piceous, sometimes pale at tip, the second joint shorter than usual, pale yellow with a dusky tip, scarcely longer than the head, the two apical joints tinged with fuscous ; rostrum dark piceous at base, pale rufo-testaceous from thence to the tip, reaching to the anterior coxae. Sternum and venter piceous, the posterior borders of the middle pleura, as also exteriorly, yellowish. Pronotum trapezoidal, wider than long, dark piceous, fringed with a few long ciliae; dorsal surface very moderately convex, a little scabrous and wrinkled, with a wide coUar at tip ; the lateral margin very obliquely convergent, emarginated at the apical angle; posterior margin moderately sinuated, the humeral angles a little prominent. Scutellum dark piceous, raised at base, depressed behind this to the tip and minutely scabrous. Legs and coxae dull testaceous, occasionally paler, with the middle of femora dark piceous; tarsi generally piceous. Hemelytra wide, almost parallel-sided, dull pale yellowish, pubescent, coarsely punctate, tbe apex of the clavus, an oblong spot near the end of the corium, a streak exterior to this on the costa, and the cuneus dusky or piceous, the posterior edge of the corium marked with polished, piceous, interrupted streaks ; the membrane pale, clouded with fuliginous. Length to end of venter If mm.; width of pronotum § m m. Several specimens were collected at Balthazar, August 7, at an altitude of 250 feet, in second-growth woods, from vines and brush, also on August 17, under piles of cut weeds, in open damp ground. Others were found on the Mount Gay estate, August 20- 25, and were beaten from herbage in open places, at an elevation of 200 feet. 5. LASIOCHILUS PICTUS, Uhler. Lasiochilus pictus, Uhler, P. Z. S. 1893, p. 157. A few specimens were found at Balthazar and on the Mount Gay estate, August 20 to 25, at elevations of 150 to 200 feet above the sea, and they were taken, while flying, at sunset. 6. LASIOCHILUS BASALIS, Beuter. Lasiochilus basalis, Beuter, Monogr. Anthoc, Act. Soc. Fenn. xiv. p. 569. Several specimens were taken on the Chantilly estate and at Balthazar in March and August, on the hillsides, from among rotting leaves and herbage. |