Cibyra pluriargenteus ( Viette, 1955 )

Cibyra pluriargenteus ( Viette, 1955) View in CoL

Pl. 5 View PLATE 5 : Figs 1–4 View PLATE 1 , Pl. 11: Fig. 5 View PLATE 1 , Pl. 16: Fig. 1 View PLATE 1 , Pl. 20: Fig. 7 View PLATE 1

Xytrops pluriargenteus Viette (1955: 378 View in CoL ; fig. 4 ( ♂ gen.)); holotype ♂, Brazil, São Paulo , Alto da Serra, I. 1923 , R. Spitz leg.; GP P. Viette no. 2296; NHMUK (examined) [ holotype ♂ with the following labels: / Alto da Serra, S. Paulo, Jan. 1923 . ( R. Spitz)./ TYPE/ Type / Rothschild Bequest B.M. 1939-1./ Xytrops pluriargenteus View in CoL n.sp Holotype ♂ P. Viette, P. E. L. Viette det./ P. Viette gen. ♂ n° 2296/ B.M. ♂, Genitalia slide No. 4711/]

Aepytus (Xytrops) pluriargenteus : Nielsen & Robinson (1983: 20).— Robinson & Nielsen (1984: 17).

Cibyra (Xytrops) pluriargenteus View in CoL : Nielsen et al. (2000: 843).

Cibyra pluriargenteus View in CoL : Mielke & Grehan (2012: 137).—Mielke et al. (2017: 583; figs 1 ( holotype ♂), 3–5 ( ♂ dorsal/ventral), 6–10 ( ♀ dorsal/ventral), 16–17 ( ♂ abdominal segments), 18 ( ♂ gen.), 19 ( ♀ abdominal segments), 20–21 ( ♀ gen.), 32 (geographical distribution).— Grehan et al. (2023: 77).

Diagnosis. Discussed in details under the next species, but the lighter base of the male HW is unique within the genus ( Pl. 5 View PLATE 5 : Figs 1–3 View PLATE 1 ).

Examined material (in total 67 ♂ 8 ♀). Brazil. Material listed by Mielke et al. (2017): 17 ♂ 6 ♀ (including HT). Minas Gerais. São Roque de Minas, São José do Barreiro, 900 m: 1 ♂, 16–19.XI.1997, C. Mielke leg. (CGCM 35.539; CGCM). Poços de Caldas, Morro do Cristo, 1500 m: 4 ♂, 6.XII.1987, R. Koike leg. (CGCM 35.380, 35.411, 35.479, 35.522; CGCM); 1 ♂, 4.XI.1987, R. Koike leg. (CGCM 35.407; CGCM); 16 ♂, 16.XI.1990, R. Koike leg. (CGCM 4.533, 28.329, 31.062, 38.425, 41.710, 43.025, 43.121, 43.198, 43.313, 43.438, 43.454, 43.506, 43.980, 44.228, 44.360, 44.510; CGCM); 3 ♂, 30.X.2001, R. Koike leg. (CGCM 42.568, 43.008, 43.181; CGCM); 1 ♂, 5.XI.2000, R. Koike leg. (CGCM 43.123; CGCM). Delfim Moreira, Barreira, 1519 m: 5 ♂, 28.XII.1997, R. Koike leg. (CGCM 36.084, 36.178, 36.467, 36.468, 36.792; CGCM). São Paulo. São José do Barreiro, Bocaina, 1578 m: 3 ♂, 28.XI.2000, R. Koike leg. (CGCM 44.101; 44.142, 44.553; CGCM); 6 ♂, 5–7.XII.1988, C. Mielke leg. (CGCM 39.290, 40.037, 40.068, 40.093, 40.100, 40.768; CGCM). Campos do Jordão, Lagoinha, 1500 m: 1 ♂, 14.II.1953, Travassos & Travassos F. leg. (MZUSP). Campos do Jordão, Lavrinhas, 1900 m: 1 ♂, 27–28.XII.1997, R. Koike leg. (CGCM 35.609); 4 ♂, 11–13.XII.1997, R. Koike leg. (CGCM 35.312, 35.518, 35.578, 35.646); 1 ♂, 19.I.1999, R. Koike leg. (CGCM 39.572). Campos do Jordão, 1700 m: 3 ♂, 5–12.I.2002, V. O. Becker leg. (CGCM 39.258, 39.718, 39.871). Delfim Moreira, Barreira, 1660 m: 1 ♀, 16.XII.1994, R. Koike leg. (CGCM 51.260; CGCM); 1 ♀, 28.XII.1994, R. Koike leg. (CGCM 49.501; CGCM).

Male ( Pl. 5 View PLATE 5 : Figs 1–3 View PLATE 1 , Pl. 11: Fig. 5 View PLATE 1 ). Forewing length: 15–16 mm, wingspan: 32–34 mm (see Mielke et al. 2017). Epiphysis present.

Male genitalia (Pl. 16: Fig. 1 View PLATE 1 , Pl. 20: Fig. 7 View PLATE 1 ). For details, see Mielke et al. (2017).

Female ( Pl. 5 View PLATE 5 : Fig. 4 View PLATE 1 ). Forewing length: 17–21 mm, wingspan: 35–45 mm (see Mielke et al. 2017). Epiphysis present.

Female genitalia. For details, see Mielke et al. (2017: Figs 20–21).

Distribution. Southeastern Brazil between central-southern Minas Gerais and eastern São Paulo , at altitudes of 900 to 1900 m (Pl. 26: Fig. 2 View PLATE 1 ).

Remarks. Despite intensive summer collecting efforts over the last years in the type locality, no specimens have been collected. Generally, males are frequent at light in different localities. The great majority of the specimens examined show the phenotype in Pl. 5 View PLATE 5 : Figs 1, 3 View PLATE 1 . It is only sympatric and synchronic with C. simone sp. nov. within this species-group.