Astaena abaca Saylor, 1946: 223 Astaena abaca Frey 1973: 354 Evans 2003: 19 Smith 2005: 4 Revision of type specimens of Astaena (Coleoptera: Scarabaeidae: Melolonthinae: Sericini) described by L. W. Saylor Pacheco, Thaynara L. Monné, Marcela L. Vaz-De, Fernando Z. Ahrens, Dirk European Journal of Taxonomy 2021 2021-05-19 750 750 94 123 Saylor, 1946 L. W. Saylor 1946 [627,960,1589,1616] Insecta Melolonthidae Astaena Animalia Coleoptera 2 96 Arthropoda species abaca   Figs 1A–D, 7A      Astaena abaca Saylor, 1946: 223.    Astaena abaca–  Frey 1973: 354(identification key). —  Evans 2003: 19(checklist). — Evans &  Smith 2005: 4(checklist); 2007: 4 (checklist); 2009: 4 (checklist).    Type material examined    Holotype COLOMBIA• ♀; “Paine viii Colum. / Apolinar-Maria / L.W. Saylor Collection / California Academy of Sciences Type nº 7904 / Holotype  Astaena abacaL.W. Saylor”; CAS.    Holotyperedescription  MEASUREMENTS. Length: 12 mm. Width: 5.8 mm. HEAD. Reddish-brown, surface with simple setae. Labroclypeus convex, shape of anterior margin convex, posteriorly with sparse punctation. Ratio ocular canthus (measured just the process on the eye)/eye (measured along longitudinal axis): 1/4. Antennae with eight antennomeres; antennal club with three antennomeres; ratio antennal club/remaining antennomeres: 1/1.5; ratio third vs fourth antennomere: 1/2; fourth antennomere, lateral projection absent; ratio fifth vs fourth antennomere: 1/5. PRONOTUM AND ELYTRA. Surface of pronotum and elytra with setae. Pronotum unicolored, reddishbrown, widest at middle, anterior marginal line present, lateral margin strongly convex and smooth (not serrated), antero-lateral angle dorso-ventrally flattened, postero-lateral angle dorso-ventrally not flattened, punctation on disc sparse, median longitudinal excavation absent. Scutellum, punctures absent medially. Elytra unicolored, reddish-brown, surface tegument opaque, microsculpture absent, punctation on intervals present, strial and interval punctation equal in size. ABDOMEN. Lateral carina present. Second visible ventrite with row of setae in medial region. Apical visible ventrite without suture to apical tergite. LEGS. Metacoxa without longer lateral bristles, setae on basal surface present, a laterally extended longitudinal shelf present. Metatibia, widest at apex, dorsal margin carinate, ventral margin smooth (not serrated), distal spines groups disposed at two thirds of metatibial length. First metatarsomere, ratio to dorsal metatibial spur: 1/2. Dorsal surface of tarsi glabrous. Metatarsi, length of first protarsomere subequal to second and third combined, ventral margin serrated and setose. Protibia with three teeth. Protarsi, second protarsomere narrow, claws symmetrical, inner protarsal claw bifid, apex of basal tooth of inner protarsal claw acute.   Male Unknown. 3383726337 CAS L. W. Saylor Collection Colombia COLOMBIA 2 96 1 1 holotype