Eustala eldorado, Poeta, Maria Rita Muniz, 2014

Poeta, Maria Rita Muniz, 2014, The orb-weaving spider genus Eustala Simon, 1895 (Araneae, Araneidae): eight new species, redescriptions, and new records, Zootaxa 3872 (5), pp. 440-466 : 452-454

Eustala eldorado new species

Figs 65 –68, 86

Type material. Holotype: ♂, Fazenda São José, Eldorado do Sul, Rio Grande do Sul, Brazil, 30 °01’S, 51 ° 36 ’W, 12.X. 1998, L. Moura ( MCN 29742 ). Paratype; ♂, Cachoeira do Sul, Rio Grande do Sul, Brazil, 29 ° 53 ’S, 52 ° 55 ’W, 02.XII. 1992, R.G. Buss ( MCTP 3674).

Additional material examined. None.

Etymology. The specific name is a noum in apposition taken from the type locality.

Diagnosis. Palp of Eustala eldorado n. sp. ( Figs 65, 66) similar to those of E. guarani n. sp. ( Fig. 1) by the curved terminal apophysis in mesal view ( Fig. 65). Differs from this species by the conspicuous pointed tegular projection ( Fig. 66) and by the long and strongly sinuous embolus, in mesal view ( Fig. 65).

Description. Male (holotype, MCN 29742 ): Carapace pale yellow with many setae near the thoracic furrow.

Sternum pale yellow with gray border. Abdomen diamond-shaped, with a small posterior hump, numerous setae, and two additional terminal humps ( Figs 67, 68). Dorsum pale yellow with a wide dark gray folium. Venter pale yellow with a well-defined dark gray band from the epigastric furrow to the spinnerets, with a circular median white patch. Legs yellow with brown bands. Total length 7.9. Carapace length 3.5, width 2.9. Leg formula 1243; length leg I: femur 5.1; patella+tibia 6.6; metatarsus 4.4; tarsus 0.7; total 16.8. Patella+tibia II 4.9; III 2.5; IV 4.5.

Female: Unknown.

Variation. Male (n= 2): total 7.7–7.9; carapace length 3.5–3.7, width 2.8–2.9. Carapace and legs orange, legs with bands more or less wide. Inconspicuous abdominal humps.

Distribution. Brazil: Rio Grande do Sul ( Fig. 86).