Four new species of the Neotropical spider genus Enna (Araneae, Lycosoidea, Trechaleidae) from Brazil Cruz, Estevam L. Silva, Da Lise, Arno A. Zootaxa 2009 2289 48 54 39VKY [151,318,1385,1411] Arachnida Trechaleidae Enna Animalia Araneae 1 49 Arthropoda species segredo sp. nov.    Typematerial: Holotype:female from Usina Hidrelétrica de Segredo(Reservatório do rio Jordão/Candói/ Mangueirinha), Paraná, Brazil[ 23° 46’S, 46° 18’W], IV.1996, R. Bertani ( IBSP11678).   Paratypes:2Ƥ, same data as holotype( IBSP11650, 11169).   Etymology.The specific name is a noun in apposition referring to the typelocality.   Diagnosis.The female of  E. segredo  sp. n.is similar to the one of  E. estebanensis(Simon, 1898)( Silva et al., 2008, p. 92, figs. 68–70) by the shape of the anterior margin of the middle field of epigynum ( Fig. 8), but can be distinguished by an elevation on the central area of middle field (MF) ( Figs. 8, 9) and by the prominent median septum (MS) ( Fig. 10).   Description.Female ( Holotype, IBSP 11678). Total length 9.70. Carapace 4.92 long, 4.38 wide, dark brown, with three light brown one median and lateral stripes, darker laterally ( Fig. 2). Clypeus light brown, bristly, 0.40 high. Anterior eye row straight, 1.04 wide; posterior 2.03 wide, recurved. Eye diameters, interdistances, and median ocular quadrangle: AME 0.16, ALE 0.14, PME 0.22, PLE 0.26; AME-AME 0.20, AME-ALE 0.10, PME-PME 0.50, PME-PLE 0.42, OQA 0.48, OQP 0.99, OQH 0.63. Chelicerae dark brown, bristly; promargin and retromargin of fang furrow with three teeth equidistant and equal in size. Sternum yellowish, bristly; 4.39 long, 4.89 wide. Labium dark brown, lighter posteriorly, 1.99 long, 1.90 wide. Legs brownish with light brown annuli on femora, relative length: IV-I-II-III, I – femur 4.23/ tibia-patella 5.56/ metatarsus 3.73/ tarsus 1.82/ total 15.34; II – 4.31/ 5.47/ 3.57/ 1.74/ 15.09; III – 3.48/ 4.15/ 3.90/ 1.41/ 12.94; IV – 4.33/ 5.22/ 3.98/ 1.90/ 15.43. Ventral pairs of macrosetae on tibiae: I-4; II-4; III-3; IV-3.Abdomen, 4.78 long, grayish, bristly ( Fig. 2). Venter grayish, with scattered setae. Middle field of epigynum elevated and scape slightly projected ( Figs. 8, 9); spermathecae short and elliptical with long copulatory duct (CD) ( Fig. 10).   Distribution.Known only from the typelocality.