The Goblin Spider Genus Costarina (Araneae, Oonopidae), Part 2: the Costa Rican fauna Author Platnick, Norman I. Author Berniker, Lily Author Víquez, Carlos text American Museum Novitates 2014 2014-01-06 2014 3794 1 76 http://www.bioone.org/doi/abs/10.1206/3794.1 journal article 10.1206/3794.1 0003-0082 5365505 Costarina selva , new species ( Figures 122–132 ) TYPES: Male holotype , female allotype , and male paratype taken at an elevation of 50–150 m in the Estación Biológica La Selva , 10°26′N , 84°01′W , Heredia , Costa Rica ( June 18, 1999 ), deposited in INBIO (PBI_OON 29785) . DIAGNOSIS: Males have a distinctive embolus, with a bifid-appearing proximal prong and a trifid distal prong (figs. 122–127); females have fully fused ventral scuta and a rectangular, medially situated, posterior extension of the posterior genitalic elements (figs. 129–132). MALE (PBI_OON 29785, figs. 122–127): Total length 1.81. Both processes of endite relatively long, narrow. Femur I r0-1-1; tibia II v4-4-0. Embolus distal prong long, narrow, trifid; proximal prong appearing bifid due to fused basal spur ( N = 21). FEMALE (PBI_OON 29785, figs. 128–132): Total length 1.97. Spination typical. Genital atrium short, rectangular, with rebordered lateral margins ( N = 15). DISTRIBUTION: Heredia .