Enna moyobamba, Cruz, Estevam L., Silva, Da, Viquez, Carlos & Lise, Arno A., 2012

Cruz, Estevam L., Silva, Da, Viquez, Carlos & Lise, Arno A., 2012, On the Neotropical spider genera Enna O. Pickard-Cambridge, 1897 and Syntrechalea F. O. Pickard-Cambridge, 1902 (Araneae, Lycosoidea, Trechaleidae): descriptions, taxonomic notes and new records, Zootaxa 3334, pp. 55-62 : 58

Enna moyobamba new species

Figs 3, 4

Type material: Holotype: female from San Martin, Moyobamba , [06°4’28.86’’S, 76°58’34.73’’W] Misquiyacu, Peru, elevation 1001m, 10.X.2008, C. Albujar & W. Paredes ( MUSM 505337).

Etymology. The specific name is a noun and refers to the type locality.

Diagnosis. The female of E. moyobamba sp. nov. resembles those of E. bonaldoi Silva, Lise and Carico 2008 by the shape of middle field of the epigynum (Silva et al. 2008, p. 103, fig. 122), but can be distinguished by the elliptical shape of the spermathecae head (HS) ( Fig. 4 ) and by the presence of an accessory spermathecae ( AS) ( Fig. 4 ).

Description. Female (Holotype, San Martin, Peru, MUSM 505337). Total length 5.81. Carapace 2.73 long and 2.57 wide, light brown, dark brown laterally. Clypeus light brown, 0.26 high. Anterior eye row straight, 0.72 wide; posterior 1.34 wide. Eye diameters, interdistances, and median ocular quadrangle: AME 0.12, ALE 0.08, PME 0.14, PLE 0.12; AME-AME 0.15, AME-ALE 0.08, PME-PME 0.48, PME-PLE 0.22, OQA 0.40, OQP 0.82, OQH 0.44. Chelicerae light brown, bristly; promargin and retromargin of fang furrow with three teeth equidistant and equal in size. Sternum light brown, darker laterally, scattered setae; 1.24 long, 1.26 wide. Labium light brown, 0.41 long, 0.47 wide. Legs light brown, unmarked, relative length: IV-I-II-III, I – femur 2.98/ tibia-patella 3.81/ metatarsus 2.49/ tarsus 1.07/ total 10.35; II – 2.90/ 3.32/ 2.32/ 0.99/ 9.53; III – 2.31/ 2.49/ 1.66/ 0.74/ 7.20; IV – 3.15/ 3.40/ 3.23/ 1.32/ 11.10. Ventral pairs of macrosetae on tibiae: I-4; II-3; III-3; IV-3. Abdomen, 2.90 long, light brown with a whitish band near the cardiac area, bristly, anterior portion with large dark brown setae, venter light gray, scattered setae. Female epigynum with a projected scape-like middle field (MF) ( Fig. 3 ). Head of spermathecae (HS) elliptical; stalk of spermathecae (SS) short and conspicuous accessory spermathecae ( AS) ( Fig. 4 ).

Male. Unknown.

Distribution. Known only from the type locality ( Peru).

Figures

FIGURES 1 – 6. 1, 2. Enna chickeringi Silva, Lise & Carico, 2008. Male palpus (1 ventral, 2 retrolateral). 3, 4 Enna moyobamba sp. nov. Female epigynum (3 ventral, 4 dorsal). 5, 6. Enna osaensis sp. nov. Female epigynum (5 ventral, 6 dorsal). (AS = accessory spermathecae, D = duct, DD = dorsal division of median apophysis, ECD = ectal division of the retrolateral tibial apophysis, END = ental division of the retrolateral tibial apophysis, HS = head of spermathecae, ST = subtegulum, T = tegulum).