2699 Author Brown, Brian V. Author Kung, Giar-Ann text Zootaxa 2010 2010-12-03 2699 1 142 journal article 1175­5334 Dohrniphora sinuicarina sp. n. ( Figs 105–106 ) Species recognition. This species is similar to D. matamatae and D. gravis , but differs from both by the sinuous distal carina on the hind femur. It also has a slight bulge in the ventral margin of the carina not found in other species in this group. Description. Body length: 1.88–1.94 mm . Head: Frons dark brown, second row of setae concave. Flagellomere 1 rounded-oval, dark brown. Palpus slightly enlarged, inflated, light brown with some dark orange. Thorax: Scutum brown. Scutellum dark brown, with 2 pairs of setae; anterior seta one-half length of posterior seta. Pleuron brown. Mean costal length 0.47 wing length, range 0.47–0.48. Halter light brown. Legs yellowish-brown, except hind femur brown. Forecoxa in lateral view yellowish-brown. Foretibia with 4 dorsal setae. Foretarsomeres slender, elongate. Midcoxa dark brown. Hind coxa yellowish-brown. Hind coxal lobe light brown, short, with ventral, dorsally curved, bare digitiform process. Posterior face of hind femur with peglike setae forming dorsal line and ventral group to short line; more distally with slight ventral bulge and distal sinuous carina ( Figs 105–106 ). Abdomen: Abdominal tergite 1 dark brown, tergites 2–6 dark brown. Venter of abdomen gray, with few setae, larger on posterior margin of segment 5. Male terminalia brown, cercus yellow. Distribution. Amazonian Colombia and Ecuador . Derivation of specific epithet. Named for the sinuous carina on the hind femur. Holotype . ♂ , COLOMBIA : Caquetá : San Vicente de Caguán , 1.62°N , 75.62°W , 22.vii–4.viii.2000 , F. Ruales , 600 m , Malaise trap , CAP-1116 [ LACM ENT 227308 ] ( IAVH ). Paratypes . COLOMBIA : Amazonas : PNN Amacayacu , San Martin , 3.82°S , 70.26°W , 1♂ , 8–12.iii.2000 , M. Sharkey , total sweep sample, 1♂ , 8–16.viii.2000 , 1♂ , 3–11.xi.2000 , 1♂ , 30.i–7.ii.2001 , B. Amado , Malaise trap , CAP-834, 1313, 2037 ( LACM ) . ECUADOR : Napo : Yasuni Research Station , 0.7°S , 76.39°W , 1♂ , 3–20.xi.1998 , T. Pape , B. Viklund , Malaise trap , 220 m ( LACM ) .