Chnoodes discomaculata (Crotch, 1874)

(Figure 3)

Ladoria discomaculata Crotch, 1874: 280; Korschefsky, 1932: 231; Blackwelder, 1945: 451. Chnoodes discomaculata: Gordon, 1987: 34 .

Material examined. BRAZIL: Minas Gerais: Pouso Alegre, IX.1962, 6 specimens (MZSP); IX.1962, 2 specimens, F.S. Pereira leg. (DZUP). Paraná: Morretes, 20.VII.1995, 1 specimen; 05.V.1995, 1 specimen, Reynaud D.T. leg. (DZUP).

Male. Length 2.80–2.92 mm, width 2.52–2.56 mm. Body rounded, with sparse whitish pubescence. General color black, center disc bare (Figs 3 A–D). Antennae, mouthparts, apex of femur, tibia and tarsomeres brownish (Fig. 3 B). Apical third of abdominal ventrites brownish.

Genitalia symmetrical; basal lobe shorter than paramere, tapered at apex (Fig. 3 E). Parameres wide, elongated, with long bristles throughout their length (Fig. 3 F). Sipho with rounded apex and short siphonal capsule (Fig. 3 G).

Female. Length 2.92–3.08 mm, width 2.48–2.56 mm. Coxites longer than wide, slender, subtriangular; apex mammilliform, with long bristles (Fig. 3 H). Spermatheca C-shaped, elongated, with slightly acuminate apex (Fig. 3 I).

Geographical distribution. Brazil (MG, PR).

Remarks. Chnoodes discomaculata (Fig. 3) resembles C. tarsalis (Fig. 6) and C. machadoi (Fig. 7) in the color pattern, but is clearly distinguished by the absence of pubescence on the center disc; it also differs in the shape of the male and female genitalia.