PROCEEDINGS OF THE UNITED STATES NATIONAL MUSEUM 'ssued (^?(vA 0*^1) ^y '^^ SMITHSONIAN INSTITUTION U. S. NATIONAL MUSEUM Vol. 99 Washington : 1949 No. 3240 NEW BUPRESTID BEETLES FROM MEXICO, CENTRAL AND SOUTH AMERICA, AND THE WEST INDIES By W. S. Fisher A STUDY lias been made of new buprestid beetles that have accumu-lated in the collection of the United States National Museum, Speci-mens have been received at various times for identification, many of which are undescribed forms, and they are described in this paper so that names will be available for use in economic studies. Twenty species in eight genera are herein described as new. Genus POLYCESTA Solier POLYCESTA CAMPOSI, new species Female. — Elongate, broadly rounded in front and behind, mod-erately convex above, uniformly black, with distinct greenish or purplish reflections in different lights, and the bottom of the punc-tures sometimes cupreous ; body beneath more strongly shining than above, greenish black, with a distinct purplish or cupreous tinge, and the tarsi violaceous-blue. Head in front slightly depressed and uneven, densely, coarsely, confluently punctate, sparsely clothed with moderately long, semi-erect, inconspicuous hairs; epistoma shaJlowly emarginate in front. Pronotum strongly transverse, twice as wide as long, slightly nar-rower in front than behind, widest just behind middle ; sides strongly obtusely angulated just behind middles, strongly, obliquely converg-ing anteriorly and posteriorly; anterior margin truncate, without a median lobe; base nearly truncate, feebly lobed in front of scutellum; disk broadly, rather deeply depressed at middle; surface coarsely, deeply, irregularly punctate, the punctures more or less confluent to-ward sides, intervals irregular in shape shining on anterior part, 818706—49 1 327
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