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 upala , new species ( Figures 100–110 ) TYPES: Male holotype and female allotype from Upala, Dago 1.1, Alajuela , Costa Rica ( C. Víquez ), deposited in INBIO (PBI_OON 49954) . DIAGNOSIS: Males can easily be recognized by the large, basally twisted distal embolar prong (figs. 100–105), females by the fully fused ventral scuta, the protuberant genital atrium, and the posterolaterally enlarged posterior genitalic elements (figs. 107–110). MALE (PBI_OON 49955, figs. 100–105): Total length 1.72. Both processes of endite basally widened, with arched tips. Femur I r0-1-1; tibia II v3-4-0. Embolus distal prong widened distally, ventral portions translucent; proximal prong short, narrow ( N = 12). FEMALE (PBI_OON 49955, figs. 106–110): Total length 2.00. Spination typical. Genital atrium oval, with surface convex, protuberant ( N = 6). DISTRIBUTION: Alajuela .