Costarina nara, Platnick & Berniker & Víquez, 2014

Platnick, Norman I., Berniker, Lily & Víquez, Carlos, 2014, The Goblin Spider Genus Costarina (Araneae, Oonopidae), Part 2: the Costa Rican fauna, American Museum Novitates 2014 (3794), pp. 1-76 : 10

Costarina nara , new species ( Figures 177–187 )

TYPES: Male holotype and female allotype taken at an elevation of 1000 m at Cerro Nara, Quepos , Puntarenas, Costa Rica (May 29–31, 2010; A. Solis, T. Foso), deposited in INBIO (PBI_OON 51268) .

DIAGNOSIS: Males resemble those of C. pity (cf. figs. 373–383) but have a retrolaterally directed projection on the base of the proximal embolar prong (figs. 177–182); females have a larger genital atrium with a recurved posterior margin (figs. 186, 187).

MALE (PBI_OON 51268, figs. 177–182): Total length 1.99. Endite ventral process very narrow; dorsal process with medially directed extension. Femur I r0-1-0. Embolus with long, narrow basal spur, proximal prong with distinct retrolaterally directed projection; distal prong with incised tip (N = 1).

FEMALE (PBI_OON 51268, figs. 183–187): Total length 2.27. Spination typical. Genital atrium with posterior margin thickened medially, producing recurved appearance (N = 1).

DISTRIBUTION: Central Puntarenas.

Figures

FIGURES 177–187. Costarina nara, new species, male (177–182) and female (183–187). 177. Left palp, prolateral view. 178. Same, ventral view. 179. Same, retrolateral view. 180. Left embolus, prolateral view. 181. Same, ventral view. 182. Same, retrolateral view. 183. Sternum, ventral view. 184. Abdomen, lateral view. 185. Same, ventral view. 186. Digested female genitalia, ventral view. 187. Same, dorsal view.