Auranus parvus Mello-Leitão, 1941

Colmenares, Pío A., Porto, Willians & Tourinho, Ana Lúcia, 2016, Taxonomic notes on the genus Auranus (Opiliones, Laniatores, Stygnidae), with description of two new species, Zootaxa 4103 (2), pp. 117-129 : 121

Auranus parvus Mello-Leitão, 1941

( Figs 6 C, 7C)

Auranus parvus Mello-Leitão, 1941: 441 ; B. Soares 1945: 386; Pinto-da-Rocha 1997: 264, figs 317–324, 529–530, 589, 593, 601; Kury 2003: 228; Kury & Villarreal 2015: 30. (Type MNRJ 177, female holotype, not examined). Stygnidius inflatus [misidentification]: Friebe & Adis 1983: 103; Adis 1992: 40.

Complementary description. Penis: Chaetotaxy: MS A–B bifid: A1–A2 inserted on lateral projections of malleus, A3 inserted lateroventrally on malleus, B1 absent in some specimens, but when present, is inserted ventrally on malleus. MS C: three pairs, cylindrical, curved and sharp, forming an oblique row on sides of calyx. MS D: one small pair, placed basally on lamina parva, hidden under malleus. E: reduced to one pair (E1), sharp and curved, placed ventrally, ending row formed by MS C. Lamina parva, with two lateral flat processes folded ventrally, as in A. leonidas sp. nov.

Variation: dorsal scutum: one tubercle on each side of anterior margin of prosoma.

Distribution ( Fig. 8 ): Brazil: Amazonas: Reserva Ducke; Tarumã Mirim; Fazenda UFAM, New record; Balbina, Presidente Figueiredo, New record. Careiro da Várzea, New record. Pará: Floresta Nacional Caxiuana.

Material examined: 1 male (INPA-OP 2916), Amazonas, Manaus, Reserva Ducke, LO 7-2500m, 2 ˚ 58'39.21" S, 59 ˚ 56'19.75" W; Leg. Saturnino; 03.viii.2008; nocturnal searching (photo voucher). 1 female (INPA-OP 1803), Amazonas, Manaus, Fazenda experimental UFAM, N6-1500; Leg. L. Lança; 28.viii.2010; nocturnal searching. 1 female (INPA-OPI 003426), Brazil, Amazonas, Presidente Figueiredo, Hidrelétrica de Balbina (Ilha Palhal 2, 01˚47´24.4” S, 59˚26´55.7”W); Leg. A. Tourinho; 19.vii.2006; nocturnal searching. 1 male (INPA-OPI 003424), Amazonas, Manaus, Tarumã Mirim; Leg. J. Adis; 06.xi.1977. 1 male (INPA-OPI 003425), Brazil, Amazonas, Careiro da Várzea; Leg. J. Adis; 09.iii.1987; Kempson extractor.

Figures

FIGURE 6. Auranus spp. and Verrucastygnus hoeferscovitorum comb. nov., dorsal views. A, A. hehu; B, A. leonidas sp. nov.; C, A. parvus; D, A. tepui; E, A. xerxes sp. nov.; F, V. hoeferscovitorum comb. nov..

FIGURE 8. Distribution of Auranus spp. and Verrucastygnus hoeferscovitorum comb. nov..