Orchestina MI

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 MI 024

Figures 209A–C , 221C , 225A , 230A , map 17

MORPHOTYPE: Female from Ecuador: Orellana, 1 km S Onkone Gare Camp, Reserva Etnica Waorani, 216 m, -0.65715°, -76.45300°, Oct. 05, 1995, T. Erwin et al., deposited in USNM, PBI_ OON 30934.

DIAGNOSIS: Females can be distinguished by the shape of the genitalia, which has a convex epigastric rim with the anterior receptaculum ending in a rounded anterior tip (figs. 221C, 225A, 230A). In addition the abdomen is more cylindrical than in other species (fig. 209A–C).

DESCRIPTION: Habitus as in figure 209A–C.

GENITALIA: External, internal pockets absent; posterior receptaculum absent, posterior apodeme formed by entire plate (figs. 221C, 225A, 230A).

DISTRIBUTION: Known from Ecuador and for Manaus, Brazil (map 17).

OTHER MATERIAL EXAMINED: ECUADOR: Orellana: 1 km S Onkone Gare Camp, Reserva Etnica Waorani , 216 m, -0.65715°, -76.45300°, Oct. 08, 1995, T. Erwin et al., 1♀ ( USNM, PBI _OON 30707) ; same data, June 26, 1996, T. Erwin et al., 1♀ ( USNM, PBI _ OON 37235) ; same data, June 21, 1996, T. Erwin et al., 1♀ ( USNM, PBI _OON 37236) ; same data, Oct. 08, 1995, T. Erwin et al., 1♀ ( USNM, PBI _OON 37237) ; same data, 1♀ ( USNM, PBI _OON 30449). BRAZIL: Amazonas: Manaus: Reserva Adolpho Ducke , -2.92638°, -59.94027°, July 22, 1995, J.C.H. Guerrero, 1♀, 2 juveniles, sex unknown ( MPEG 019004 , PBI _ OON 42146) .

Figures

FIGURE 209. Morphospecies of Orchestina, females. A–C. OMI024. D–F. OMI025. A, D. Dorsal. B, E. Lateral. C, F. Ventral. Scale bars: A–D. 0.2 mm. E, F. 0.5 mm. (PBI_OON 30934, 30932).

FIGURE 221. Genitalia of morphospecies of Orchestina, ventral. A. OMI023. B. OMI027. C. OMI024. D. OMI026. Arrows in A and B point to external pockets; arrow in D points to undulating plate. Scale bars: A. 0.25 mm. B–D. 0.1 mm. (PBI_OON 37191, 14943, 37236, 14967).

FIGURE 225. Genitalia of morphospecies of Orchestina, ventral, cleared. A. OMI024. B. OMI026. C. OMI022. D. OMI029. Scale bars: A, D. 0.05 mm. B, C. 0.2 mm. (PBI_OON 37237, 42159, 30908, 14966).

FIGURE 230. Morphospecies of Orchestina, drawings of female genitalia, ventral. A. OMI024. B. OMI025. C. OMI036. D. OMI029. Scale bars: 0.1 mm. (PBI_OON 37237, 42165, 43336, 14966).