Paradysderina piura, 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 : 47

Paradysderina piura , new species Figures 328–340

TYPES: Male holotype and female allotype from Tambo, Piura, Peru (July 5, 2006; M. Deza), deposited in MELM (PBI_OON 14819) .

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

DIAGNOSIS: Males have the base of the embolus widened and directed prolaterally, and the distal portion sinuous (figs. 331– 334); females have a large, triangular genital atrium (figs. 338–340).

MALE (PBI_OON 14819, figs. 328–334): Total length 1.66. Elevated portion of pars cephalica appears reticulate. Chilum tiny, triangular. Anterior ledge of paturon with slight tubercle at inner edge. Endites with dorsal, ventral processes subequal in length, width. Leg spination: femur I p0-0-2; tibiae: I v4-4-1p, II v3-4-0; metatarsi: I v2-2-1p, II v2- 0-2. Palps symmetrical; embolar base elongated, subproximally widened, proximal portion with small, dorsally directed projection, distal portion sinuous.

FEMALE (PBI_OON 14819, figs. 335– 340): Total length 2.35. Postepigastric scutum only around epigastric furrow, fused to epigastric scutum. Leg spination: femora: I p0-0-2, r0-1-2, II p0-0-2, r0-1-0; tibiae: I v4-4- 2, II v4-4-1p; metatarsi I, II v2-2- 1p. Genital atrium triangular, anterior process originating at about half of atrial length, with Vshaped base; apodemes greatly widened, triangular.

OTHER MATERIAL EXAMINED: None.

DISTRIBUTION: Peru (Piura).

Figures

Figs. 328–340. Paradysderina piura, new species, male (328–334) and female (335–340). 328. Carapace, dorsal view. 329, 335. Same, anterior view. 330. Sternum and mouthparts, ventral view. 331. Left embolus, retrolateral view. 332. Left palp, prolateral view. 333. Same, ventral view. 334. Same, retrolateral view. 336. Abdomen, lateral view. 337. Same, ventral view. 338, 339. Epigastric region, ventral view. 340. Same, dorsal view.