Orchestina cajamarca 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 cajamarca Izquierdo , new species

Figures 102F, G , 103 , 108A–C , 110A , 111F ,

map 21

TYPE: Male holotype from Peru: Cajamarca: Cajamarca: Parque Nacional Cutervo, Puente del Suro, 2438 m, -6.20277°, -78.73944°, May 22, 2010, R. Pinto-da-Rocha, M. Alvarado and D. Silva, deposited in MUSM 503016, PBI_OON 42768; same data as holotype, 1 female paratype deposited in MUSM 503016, PBI_OON 42768.

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

DIAGNOSIS: Males can be distinguished by the shape of the copulatory bulb, with very short embolus flanked by a spinelike apophysis (figs. 102G, 108B). Females can be distinguished by the shape of the lateral projections of the anterior receptaculum, widely extended to the sides (figs. 110A, 111F).

MALE (PBI_OON 42768): Total length 1.29. Habitus as in figure 103A, C, E. CEPHALOTHO- RAX: Carapace orange. Sternum as long as wide. Labium rectangular. ABDOMEN: Round, white.

LEGS: Yellow. GENITALIA: Bulb yellow, spherical; embolus short, base with spine-shaped apophysis pointing to prolateral side in dorsal view; sperm duct strongly coiled (figs. 102F, G, 108A–C).

FEMALE (PBI_OON 42768): Total length 1.50. Habitus as in figure 103B, D, F. ABDOMEN: Ovoid. GENITALIA: External, internal pockets absent, anterior receptaculum with conspicuous lateral projections, anterior apodemes long; posterior receptaculum absent, posterior apodeme formed by entire plate (figs. 110A, 111F).

DISTRIBUTION: Known from the provinces of Cajamarca and Junín in Peru (map 21).

OTHER MATERIAL EXAMINED: PERU: Junin: Huacapistana, 1800 m, -11.21763°, -75.52538°, July 27, 1965, to July 30, 1965, P., B. Wygodzinsky, 1♀ ( AMNH, PBI_OON 1661).

Figures

FIGURE 102. Orchestina spp., drawing of male palps. A–C. O. predator. D, E. O . goblin. F, G. O . cajamarca. H–J. O . comaina. K, L. O . atocongo. M, N. O . mancocapac. Image M flopped for consistency. (A, B, D, H, K, M) prolateral, (C, E, G, I, L, N) dorsal, (J) scheme of sperm duct course. Scale bars: 0.1 mm. (PBI_OON 43278, 37671, 42768, 43307, 1662, 43305).

FIGURE 103. Orchestina cajamarca, habitus. A, C, E. Male. B, D, F. Female. A, B. Dorsal. C, D. Ventral. E, F. Lateral. Scale bars: A, C, E. 0.2 mm. B, D, F. 0.5 mm. (PBI_OON 42768).

FIGURE 108. Orchestina spp., male palps. A–C. O . cajamarca, holotype. D–F. O . comaina, holotype. G–I. O . atocongo, holotype. A, D, G. Prolateral. B, E, H. Dorsal. C, F, I. Retrolateral. Scale bars: 0.2 mm. (PBI_OON 42768, 43307, 1662).

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.