The Goblin Spider Genus Scaphiella (Araneae, Oonopidae) Author Platnick, N. Author Dupérré N. text Bulletin of the American Museum of Natural History 2010 2010-03-15 2010 332 1 156 journal article 0003-0090 Scaphiella osa , new species Figures 279–297 ; map 4 TYPES: Male holotype and female allotype taken in litter at Estación Agujas , Península de Osa , Puntarenas , Costa Rica ( Aug. 4–14, 2000 ; A. Azofeifa ), deposited in INBIO ( PBI _OON 26358) . DIAGNOSIS: Both sexes resemble those of S. virgen in having deep sternal furrows (fig. 280); males also resemble those of S. virgen in having a somewhat enlarged palpal femur but lack the anterior spine on the endites and have the embolus originating more distally on the palpal bulb (fig. 287); females have a much smaller anterior epigynal sclerite, with distinct anterior and posterior portions (figs. 295–297). MALE (PBI_OON 26358, figs. 279–288). Total length 1.17. Carapace smooth. Sternum smooth. Endites without anteromedian modifications. Abdomen unpatterned, scuta smooth. Palpal femur moderately expanded; embolus originating at about half of tarsal length. FEMALE (PBI_OON 26358, figs. 289–297). Total length 1.35. Anterior epigynal sclerite greatly widened posteriorly; apodemes anterolaterally directed. Figs. 161–170. Scaphiella mico , new species , male. 161. Habitus, dorsal view. 162. Same, ventral view. 163. Same, lateral view. 164. Same, anterior view. 165. Carapace, dorsal view. 166. Same, lateral view. 167. Left palp, dorsal view. 168. Same, prolateral view. 169. Same, ventral view. 170. Same, retrolateral view. Map 8. Records of S. mico (circle), S. bocas (stars), S. chone (square), and S. cata (triangle). OTHER MATERIAL EXAMINED: COSTA RICA : Puntarenas : Estación La Leonn , Sendero Río Madrigal , Península de Osa , Dec. 12–27, 2001 , litter (A. Azofeifa , AMNH PBI _OON 26357), 1 - ; Fundacion Neotropica Rincón Osa, Península de Osa , June 2001 ( R. Anderson , C. Víquez , INBIO 78664 , PBI _OON 26361), 1 - ; Rancho Quemado , Península de Osa , Mar. 1972 (F. Avesa , INBIO 45746 , PBO _OON 26363), 1 - , Sept. 1992 (F. Quesada , AMNH PBI _OON 26360), 1 U ; 5 km W Rincon de Osa , Península de Osa , 8u429N, 83u319W, Mar. 24, 1973 , high ridge, Berlese of buttress litter, elev. 50 m (J. Wagner , J. Kethley , FMNH 34963 , PBI _OON 10634), 1 - , same, log, bark, root mat ( FMNH PBI _OON 37501), 1 U , same, leaf mold and chunks of laminate fungus ( FMNH PBI _ OON 306 ), 1 - , same, mixed litter at base of tree in primary forest ( FMNH PBI _ OON 307 ), 2 U , Mar. 25, 1973 , Berlese , leaf litter ( J. Wagner , J. Kethley , FMNH PBI _ OON 308 ), 1 - ; Sirena , Península de Osa , May 18–30, 2001 (A. Azofeifa , AMNH PBI _OON 26365), 1 - . DISTRIBUTION: Known only from the Osa peninsula, Puntarenas , Costa Rica (map 4).