Paracricotopus glaber Saether, 1980

Paracricotopus glaber Saether, 1980 View in CoL

Figs. 6 View FIGURE 6 & 7B View FIGURE 7

Material examined. 1 male, 3 pharate males, 2 pupae; USA, South Carolina, Oconee Co; seepage area, granite outcrop, Jocassee Overlook, Hwy 413, 17.iv.1977; leg. P. L. Hudson; dep. PLH .

Description. The adult male as described by Saether (1980b) with the following additions and corrections:

Male (n = 4, unless otherwise stated).

Total length 2.7–2.8 mm. Wing length 1.6 mm, wing width 0.5 mm (n = 1). Haltere 281 μm long (n = 1).

Coloration. Haltere brown.

Head ( Fig. 6 View FIGURE 6 A-B). AR 0.70–0.95; last flagellomere with 8 sensilla chaetica (n = 1). Temporal setae 3, including 2 inner verticals and 1 frontal (n = 1). Tentorium 207 μm long (n = 1). Clypeus 72 μm long and 135 μm wide bearing 12 setae, setae 78–86, 82 μm long (n = 1). Palpal segments length (in μm): 69, 44, 74, 97, 147 (n = 1).

Thorax (n = 1; Figs. 6C View FIGURE 6 ). Prealars 3, scutellars 6.

Wing (n = 1; Figs. 6D View FIGURE 6 ). R with 6 setae. Costa extension 54 μm long.

Legs (n = 1). Hind and mid femurs with keel. Fore tibia spur 43 μm long, mid tibia spurs 20 and 16 μm long, hind tibia spurs 50 and 17 μm long, hind tibia comb with around 14 spines. Lengths and proportions of legs as in Table 6 View TABLE 6 .

Abdominal tergite setation ( Fig. 7B View FIGURE 7 ). Tergites I with 2 lateral setae, anterior basal setae, and posterior marginal setae arranged in 4 diagonal rows in 1/1/3/1 format. Tergites II–VIII with 4 lateral setae, anterior basal setae, and posterior marginal setae in two parallel, slightly diagonal rows.

Hypopygium ( Fig. 6E View FIGURE 6 ). Anal point 23–31, 27 μm long and 15–24, 19 μm wide at the base. HV 3.6 (n = 1). Gonostylus with conspicuous preapical crista dorsalis.

Female. As described by Saether, 1980.

Pupa (n = 5). As described by Saether (1980b) with the following addition: Thoracic horn 100–135 μm long and 25–42 μm wide ( Fig. 6F View FIGURE 6 ).

Larva. As described by Saether (1980b).

Distribution. Nearctic: USA (Alabama, Georgia, North and South Carolinas).