OCR Text |
Show 1884.] FROM THE TIMOR-LAUT ISLANDS. 217 lateral ones deeper, but much less so than in P. sulciger; the first three interstices flat, the lateral ones very slightly arched, much less than in P. sulciger. Length 16 lines. Hab. Maroe. CuRCULIONID^E. O R T H O R R H I N U S L ^ T U S , Saund. & Jekel. The type of this species is from the N e w Hebrides. Hab. Maroe. SPHENOPHORUS OBSCURUS, Boisd. A widely distributed species. Hab. Larat. PRIONID^E. A R C H E T Y P U S C A S T A N E U S , n. sp. (Plate XVI. fig. 4.) Dark chestnut-brown, the head and mandibles inclined to black ; the legs and abdomen pitchy yellow. Mandibles nearly as long as the head, very robust, convex, strongly punctured; on the inner side and the epistoma clothed with fulvous hair. Head shining above, dull at the sides, with a longitudinal impressed line in the middle ; with some strong punctures above, rugose at the sides. Thorax wider than the head; at its broadest part (just before the anterior angles) a little more than twice as broad as long, narrowed posteriorly, shining; the disk flat, moderately strongly but not closely punctured, with a smooth spot in the middle; the sides sloping down; the shining surface of the disk continued down the side in a triangular shape to near the margin ; the rest of the side impressed, dull and densely punctured. Scutellum smooth. Elytra at the base a little broader than the base of the thorax, gradually widened posteriorly for two thirds their length, and then again narrowed, the apex broad and obtusely rounded ; shining, strongly and moderately closely punctured, except near the scutellum, where the punctuation is very delicate. Each elytron has a fine, slightly oblique, raised line about the middle, commencing within the shoulder and not extending to the apex. Submentum very closely and very coarsely rugose. Length 16| lines. Hab. Maroe. C E R A M B Y C I D ^ E. P A C H Y D I S S U S H O L O S E R I C E U S , Fabr. Occurs in many of the neighbouring islands. Hab. Maroe. DIATOMOCEPHALA PACHYMERA, Pascoe. The specimens of this species in the British Museum are from Celebes and Waigiou. Hab. Larat. PROC. ZOOL. SOC-1884, No. XV. 15 |