Costarina ramon, 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 : 12

Costarina ramon , new species ( Figures 243–253 )

TYPES: Male holotype and female allotype from Berlese sample of humus taken at an elevation of 1425 m at San Ramón, Río María Aguilar , 9°56.085′N, 83°59.296′W, San José , Costa Rica (Sept. 30, 2010; B. Hernández, M. Moraga), deposited in INBIO (PBI_OON 51238).

DIAGNOSIS: Males have an enlarged and distinctively twisted distal embolar prong (figs. 243–248); females have a short, wide genital atrium and a pair of winglike projections on the posterior genitalic elements (figs. 252, 253).

MALE (PBI_OON 51238, figs. 243–248): Total length 1.90. Endite ventral process relatively long, distally arched; dorsal process relatively long, narrow. Femora: I r0-1-1; II p0-0-1; tibia II v4-4-0. Embolus distal prong with twisted, prolateral extension; proximal prong with sharp process (N = 5).

FEMALE (PBI_OON 51238, figs. 249–253): Total length 2.05. Spination typical. Genital atrium very wide, with slight anteromedian projection on posterior margin (N = 2).

DISTRIBUTION: San José.

Figures

FIGURES 243–253. Costarina ramon, new species, male (243–248) and female (249–253). 243. Left palp, prolateral view. 244. Same, ventral view. 245. Same, retrolateral view. 246. Left embolus, prolateral view. 247. Same, ventral view. 248. Same, retrolateral view. 249. Sternum, ventral view. 250. Abdomen, lateral view. 251. Same, ventral view. 252. Digested female genitalia, ventral view. 253. Same, dorsal view.