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 cruz
,
new species
(
Figures 326–336
)
TYPES:
Male
holotype
and female
allotype
from litter taken at an elevation of
5500 ft
near a stream
1 km
west of
Santa
Cruz de Turrialba
on
Route
230,
Cartago
,
Costa Rica
(
Mar. 13, 1991
;
L. Herman
), deposited in
AMNH
(PBI_OON 49230)
.
DIAGNOSIS: Males resemble those of
C. azul
(cf. figs. 155–165) in having the distal embolar prong deeply bifid, producing a distinctive appearance, with three parallel, prolaterally directed flanges, but the teeth on the embolar base are much longer and the middle flange has a much wider base and a narrower tip (figs. 326–331); females also have fully fused ventral scuta but have a much smaller genital atrium (figs. 333–336).
MALE (PBI_OON 49230, figs. 326–331): Total length 2.22. Endite ventral process arched ventrally; dorsal process long, narrow. Femur I r1-1-0; metatarsus I v2-2-2. Embolus proximal prong curving near tip; distal prong deeply bifid, with narrow tip (
N =
1).
FEMALE (PBI_OON 49230, figs. 332–336): Total length 2.47. Spination typical. Genital atrium almost completely filled by protuberant sclerotization (
N =
1).
DISTRIBUTION:
Cartago
.