Paradysderina yanayacu, 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 : 64-66

publication ID	https://doi.org/ 10.1206/771.1
persistent identifier	https://treatment.plazi.org/id/039487BA-F90F-FFBB-07D4-F9965311FDEA
treatment provided by	Tatiana
scientific name	Paradysderina yanayacu
status	sp. nov.

Treatment

Paradysderina yanayacu View in CoL , new species Figures 450–463 View Figs

TYPES: Male holotype and female allotype taken at an elevation of 2085 m on the Río Perdido trail at the Yanayacu Biological Station, 0 ° 36.4969S, 77 ° 52.9479W, Napo, Ecuador (Nov. 26, 2009; Niarchos Exped. ), deposited in QCAZ (PBI_OON 579) GoogleMaps .

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

DIAGNOSIS: Males have a deeply invaginated embolar tip (figs. 454–457) and deeply excavated chelicerae (fig. 451); females have a cross-shaped anterior genitalic process (figs. 462, 463).

MALE (PBI_OON 579, figs. 450–457): Total length 1.60. Elevated portion of pars cephalica granulate. Chilum small, narrow, triangular. Paturon deeply excavated, anteri- or margin of excavated area with three medially directed tubercles, ventralmost one largest. Endites with ventral prong wider than dorsal prong, dorsal prong longer than ventral prong. Leg spination: femur I p0-0-1; tibiae: I v4-4-0, II v3-4-0; metatarsi: I v2-2- 1p, II v2-2-0. Palps symmetrical; embolus strongly elbowed, tip bifid.

FEMALE (PBI_OON 579, figs. 458–463): Total length 1.86. Postepigastric scutum only around epigastric furrow, fused to epigastric scutum, seam present between lateral edge of posterior spiracle and lateral margin of scutum. Leg spination: femora: I p0-0-2, II p0-0-1; tibiae: I v4-4-1p, II v3-4-1p; metatarsi I, II v2-2- 1p. Long, narrow, distally expand- ed anterior genitalic process originating from short, wide, triangular base.

OTHER MATERIAL EXAMINED: Ecuador: Napo: Antisana Reserve road, 6.1 km SW Cosanga, 0 ° 379400S, 77 ° 509380W, Nov. 6, 1999, montane evergreen forest litter, elev. 2250 m (R. Anderson, AMNH PBI_OON 656), 18; Río Perdido trail, Yanayacu Biological Station, 0 ° 36.4969S, 77 ° 52.9479W, Nov. 26, 2009, elev. 2085 m ( Niarchos Exped., AMNH PBI _OON 580), 1♀; Sacha Wagra Lodge, 10 km from Archidona, 0 ° 579180S, 77 ° 41951.30W, Nov. 29, 2009. Berlese, humid forest, karst formations, elev. 750 m ( Niarchos Exped., MACN PBI _OON 30570), 18; San Jorge de Yanayacu, Yanayacu Biological Station, 0.58813 ° S, 77.88428 ° W, Nov. 26, 2009, elev. 2130 m ( Niarchos Exped., AMNH PBI _OON 582), 6♀, same, P. Michalik vouchers EC-024, EC- 044 ( Niarchos Exped., AMNH PBI _OON 584, 43144), 28; trail to San Jorge de Yanayacu Wildlife Refuge, 0.58813 ° S, 77.88428 ° W, Nov. 25–30, 2009, dead leaves, Berlese, elev. 2140 m ( Niarchos Exped., MACN PBI _OON 30562, 30582, 30607), 28, 8♀, same, Nov. 30, 2009, elev. 2140 m ( Niarchos Exped., AMNH PBI _OON 581), 28, 8♀; Yanayacu Biological Station, stream trail, 0 ° 35.9559S, 77 ° 53.3419W, Nov. 24, 2009, elev. 2130 m ( Niarchos Exped., AMNH PBI _OON 583), 4♀, same, Nov.24–25, 2009, pitfalls ( Niarchos Exped., AMNH PBI _OON 30616), 28; Yanayacu Biological Station, stream trail, 0.60022 ° S, 77.89039 ° W, Nov. 25–30, 2009, dead leaves, elev. 2180 m ( Niarchos Exped., MACN PBI _OON 30603, 30609, 30625), 18, 3♀, same, P. Michalik voucher EC 001, E. Gaublomme DNA voucher ( Niarchos Exped., MACN PBI _OON 30842), 18; Yanayacu Biological Station, hill cloud forest with bamboo, 0 ° 36.1969S, 77 ° 53.4079W, Nov. 25, 2009, elev. 2200 m (B. Baehr, Niarchos Exped., AMNH PBI _OON 30635), 1♀.