Paradysderina bagua, Platnick & Dupérré, 2011

Platnick, Norman I. & Dupérré, Nadine, 2011, The Andean Goblin Spiders Of The New Genera Paradysderina And Semidysderina (Araneae, Oonopidae), Bulletin of the American Museum of Natural History 2011 (364), pp. 1-121 : 51

Paradysderina bagua , new species Figures 357–369

TYPES: Male holotype and female allotype taken at an elevation of 350 m at Montenegro, Bagua , Amazonas, Peru (Sept. 29–Oct. 1, 1963; Herrer, P. Wygodzinsky), deposited in AMNH (PBI_OON 1856) .

ETYMOLOGY: The specific name is a noun in apposition taken from the type locality.

DIAGNOSIS: Males can be recognized by the straight, distally expanded embolus (figs. 360–363), females by the wide, semicircular base of the anterior genitalic process (figs. 367–369).

MALE (PBI_OON 1856, figs. 357–363): Total length 1.40. Elevated portion of pars cephalica granulate. Chilum small, triangular. Paturon with large, laterally directed projections at outer side of anterior ledge. Endites with ventral process wide, rounded, dorsal process narrow, pointed. Leg spination: femur I p0-0-1; tibiae: I v4-4-0, II v3-2- 0; metatarsi: I v2-2-1p, II v2-0-2. Palps symmetrical; embolus short, straight, widened distally.

FEMALE (PBI_OON 1856, figs. 364– 369): Total length 1.47. Chilum tiny. Postepigastric scutum only around epigastric furrow, fused to epigastric scutum. Leg spination: femora: I p0-0-2; r0-0-1, II p0-0- 1; r0-0-1; tibiae: I v4-4-2, II v4-4-1p; metatarsi I, II v2-2- 1p. Anterior genitalic process very narrow, originating from square base situated at posterior margin of atrium, with recurved tip.

OTHER MATERIAL EXAMINED: Peru: Amazonas: Fátima, on road between Bagua and Imaza, near Chinganza, Dec. 24–25, 1991, elev. 450 m (P. Goloboff, Santiesteban, J. McHugh, AMNH PBI_OON 26350), 18. Loreto: Pithecia, Río Samirea, 05 ° 159S, 74 ° 409W, May–June, 1990, fogging, elev. 130 m (T. Erwin et al., MUSM PBI_OON 40808), 18.

DISTRIBUTION: Peru (Amazonas, Loreto).

Figures

Figs. 357–369. Paradysderina bagua, new species, male (357–363) and female (364–369). 357. Carapace, dorsal view. 358, 364. Same, anterior view. 359. Sternum and mouthparts, ventral view. 360. Left embolus, ventral view. 361. Left palp, prolateral view. 362. Same, ventral view. 363. Same, retrolateral view. 365. Abdomen, lateral view. 366. Same, ventral view. 367, 368. Epigastric region, ventral view. 369. Same, dorsal view.