Pelecorhynchus Macquart, 1850

Llanos, Lorena, Gonzalez, Christian R. & Córdoba, Mónica Saldarriaga, 2015, Revision of the New World species of the genus Pelecorhynchus Macquart, 1850 (Diptera: Pelecorhynchidae), Zootaxa 3955 (2), pp. 188-210 : 189-190

Pelecorhynchus Macquart, 1850

Pelecorhynchus Macquart, 1850: 332 (8). Type species: Pelecorhynchus maculipennis Macquart, 1850 (= Silvius personatus Walker, 1848 ), mon.

Coenura Bigot, 1857: 286 . Type species: Coenura longicauda Bigot, 1857 (mon.). Caenopnygna Thomson, 1869: 449. Type species: Caenopnygna maculipennis Thomson, 1869 (= Silvius personatus Walker, 1848 ), mon.

Archeomyia Philip, 1941: 3. Type species: Pelecorhynchus fulvus Ricardo, 1910 , orig. des.

Diagnosis. Body length ranges from 14.5 – 21.5 mm. Body color black, except in P. p e na i and P. vulpes . Head as wide as thorax; eyes dark brown, bare, holoptic in male, separated by frons in female. Frons parallel-sided. Ocellar triangle with three ocelli. Antenna with scape and pedicel short and cylindrical, first flagellomere large and 7 apical flagellomeres. Clypeus strongly convex, pilose. Gena with long and abundant pilosity. Maxillary palpus short, onesixth of the length of the proboscis, pilose. Proboscis longer than head height. Thorax pilose; scutum brownish to black with black hairs, and with a pair of submedial, nearly parallel pale vittae except in P. vulpes , which has an entirely reddish-brown body. Scutellum with long golden, yellowish or black hairs on distal margin. Pleura with long abundant yellow, and black pilosity, except in P. vulpes in which it is completely orange-rufous. Fore tibiae unarmed, mid and hind tibiae each with a pair of apical spurs. Wing infuscated orange, except in P. penai in which it is hyaline. Basicosta bare. Vein R4+5 without appendix, r5 cell open; cell cup with a narrow opening at the wing margin; Vein A1 slightly sinuous. Calypter large hairy. Abdomen dorsally convex, as wide as the thorax, black except in P. penai and P. vulpes , and with sublateral white spots on tergites 2, 3 and sometimes 4. Male terminalia. Sternite 8 large, covering gonopods ventrally, and deeply notched apically; hypandrium slender, strap-shaped; epandrium large and strongly arched; gonocoxite large and evenly rounded; gonostylus well developed, sharp; aedeagal sheath with two stout dorsally curved apical hooks.