Orchestina losamigos Izquierdo, 2017

Izquierdo, Matías Andrés & Ramírez, Martín J., 2017, Taxonomic Revision Of The Jumping Goblin Spiders Of The Genus Orchestina Simon, 1882, In The Americas (Araneae: Oonopidae), Bulletin of the American Museum of Natural History 2017 (410), pp. 1-1 : 1-

Orchestina losamigos Izquierdo , new species

Figures 107A–C , 110D , 111G , map 21

TYPES: Female holotype from Peru: Madre de Dios: Provincia Manu: Cuenca del Rio Los Amigos ; CICRA, 2º mirador, 267 m, -12.56917°, -70.10028°, Sep. 15, 2009, M. Deza, in label “UA-568,” deposited in MEKRB, PBI_ OON 14984 ; same data, -12.53483°, -70.11189°, Aug. 29, 2005, M. Deza, 1 female paratype deposited in MEKRB, PBI_OON 42745 ; Zona Reservada Pakitza, 356 m, -11.93333°, -71.28333°, June 01, 1992, T. Erwin, D. Silva, 1 female paratype deposited in MUSM 501562, PBI_OON 43303 .

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

DIAGNOSIS: Females can be distinguished by the shape of the anterior apodemes of the anterior receptaculum, which are curved posteriorly, and by the shape of the lateral projections, which are narrow anteriorly and widened posteriorly (figs. 110D, 111G).

MALE: Unknown.

FEMALE (PBI_OON 14984): Total length 1.55. Habitus as in figure 107A–C. CEPHA-

LOTHORAX: Labium rectangular. ABDO- MEN: Dorsum soft portions with pattern of gray squares and bands (fig. 107A–C). GENI-

TALIA: External pockets absent, internal pockets separated, placed at both sides of epigastric fold; anterior receptaculum with anterior apodemes curved posteriorly, lateral projections narrow anteriorly, widened posteriorly; posterior receptaculum absent; posterior apodeme formed by entire plate (figs. 110D, 111G).

DISTRIBUTION: Known only from the type locality in Peru (Madre de Dios, map 21).

OTHER MATERIAL EXAMINED: None.

Figures

FIGURE 107. Orchestina spp., habitus. A–C. O . losamigos, holotype. D–F. O . coari, holotype. A, D. Dorsal. B, E. Ventral. C, F. Lateral. Scale bars: 0.5 mm. (PBI_OON 14984, 43338).

FIGURE 110. Orchestina spp., female genitalia, ventral view. A. O . cajamarca, paratype. B. O . comaina, paratype. C. O . madrededios, holotype. D. O . losamigos, paratype. E. O . pakitza, paratype; arrows pointing to the lateral plates. Scale bars: 0. 2 mm. (PBI_OON 42768, 43307, 42744, 43303, 42273).

FIGURE 111. Orchestina spp., drawings of female genitalia, ventral view. A. O . yanayacu, holotype. B. O . otonga, paratype. C. O . santodomingo, holotype. D. O . coari, holotype. E. O . silvae, paratype. F. O . cajamarca, paratype. G. O . losamigos, paratype. Scale bars: 0.1 mm. (PBI_OON 30745, 50047, 50048, 43338, 43312, 42768, 43303). Abbreviations: EP, external pocket; PA, posterior apodeme; PR, posterior receptaculum.