Chonocephalus longicornis, Disney, 2008

Disney, R. H. L., 2008, Review of Neotropical Chonocephalus Wandolleck (Diptera: Phoridae), Zootaxa 1772 (1), pp. 1-54 : 27-28

Chonocephalus longicornis sp. nov.

( Figs 82–87 )

The name refers to the exceptionally long aristae of the female.

Male. Postpedicel longer than its greatest breadth. Left and right sides of epandrium as Figs 82 and 83 ; left gonopod and lobe of hypandrium as Fig. 84 ; right lobe as Fig. 85 . Wing 1.2–1.3 mm long. Costal index 0.51–0.52. Vein 3 with a terminal vesicle which extends beyond tip of costa. All tibiae are brown.

Female. Length about 1 mm. Thorax and abdominal tergites uniformly dark brown contrasting with the almost colourless frons. Aristae at least 0.5 mm long. Sternite 8 and spermatheca as Fig. 86 and furca as Fig. 87 . Front tibia and distal halves of mid and hind tibiae whitish yellow. Hind tarsus with a ventral hair palisade on segments 1–3.

Material. Holotype male, Costa Rica, Puntarenas, Las Cruces Biological Station , 8.80 o N, 82.97 o W, 1200 m, Malaise trap, 14–19 November 2005, G. Kung & A. Kreuter ( CUMZ, 26-77) . Paratype, 1 female, caught in copula with holotype ( CUMZ) ; 3 males, as holotype except 7–17 November 2005 ( CUMZ, LACM, 26-79) ; 1 male, Puntarenas, Las Alturas , 8.95 o N, 82.83 o W, 1500 m, Malaise trap, 12–14 November 2005 ( CUMZ, 26- 78) .

Figures

FIGURES 82–83. Chonocephalus longicornis male, details of hypopygium: (82) left side of epandrium from below; (83) right side of epandrium from below. Scale bar = 0.1 mm.

FIGURES 84–87. Chonocephalus longicornis: (84–85) male, details of hypopygium: (84) left gonopod and lobe of hypandrium (with position of right gonopod indicated; (85) right lobe of hypandrium. (86–87) female, details of abdomen: (86) sternite 8 and spermatheca; (87) furca. Scale bar = 0.1 mm.