Published January 6, 2014 | Version v1
Taxonomic treatment Open

Costarina osa Platnick & Berniker & Víquez 2014, new species

Description

Costarina osa, new species (Figures 549–559)

TYPE: Male holotype from lowland forest litter taken at an elevation of 250 m at Cerro Helado, 17 km northeast of Rincón, Península de Osa, 8°45′30″N, 83°25′00″W, Puntarenas, Costa Rica (June 21, 1997; R. Anderson), deposited in INBIO (PBI_OON 29776).

DIAGNOSIS: Males resemble those of C. nara (cf. figs. 177–187), but have a broader, distally bent tip on the distal embolar prong (figs. 549–554); females have fully fused ventral scuta, a tiny genital atrium, and heavily sclerotized apodemes (figs. 556–559).

MALE (PBI_OON 29776, figs. 549–554): Total length 1.83. Both processes on endite elongated, dorsal process directed anteriorly. Femur I r0-1-0. Embolus proximal prong with retrolaterally directed knob at base; distal prong sharply bent distally (N = 1).

FEMALE (PBI_OON 51307, figs. 555–559): Total length 2.21. Spination typical. Genital atrium oval, filled with protruding sclerotization, anterior, posterior margins both rebordered (N = 4).

DISTRIBUTION: Southern Puntarenas (known only from the Osa Peninsula).

Notes

Published as part of Platnick, Norman I., Berniker, Lily & Víquez, Carlos, 2014, The Goblin Spider Genus Costarina (Araneae, Oonopidae), Part 2: the Costa Rican fauna, pp. 1-76 in American Museum Novitates 2014 (3794) on page 75, DOI: 10.1206/3794.1, http://zenodo.org/record/5365505

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Linked records

Additional details

Biodiversity

Collection code
INBIO
Event date
1997-06-21
Verbatim event date
1997-06-21
Scientific name authorship
Platnick & Berniker & Víquez
Kingdom
Animalia
Phylum
Arthropoda
Order
Araneae
Family
Oonopidae
Genus
Costarina
Species
osa
Taxon rank
species
Taxonomic status
sp. nov.
Type status
holotype
Taxonomic concept label
Costarina osa Platnick, Berniker & Víquez, 2014