Selenops amona, Crews, Sarah C., 2011

Crews, Sarah C., 2011, A revision of the spider genus Selenops Latreille, 1819 (Arachnida, Araneae, Selenopidae) in North America, Central America and the Caribbean, ZooKeys 105, pp. 1-182 : 65

Selenops amona sp. n. Figs 87-88Map 9

Type material.

Holotype female: Bajura Empalme, Isla Mona, I.2007, A. Puente-Rolón (EME sel_847).

Other material examined.

PUERTO RICO: Isla Mona: same data as holotype, 1 imm. (EME sel_846); Camino de los Cobros, VI.2006, A. Puente-Rolón, SCC06_059, under bark of Bursera , 1 imm. (CAS sel_502); Maricao: Bosque Estatl de Maricao, 18°08'51.2"N, 66°59'35.0"W, 10.VI.2006, 700-800 m, S. Crews, A. Puente- Rolón, serpentine forest, 1 imm. (CAS sel_440).

Etymology.

The specific name comes from the Taino word 'amona', the indigenous name for the type locality. It is to be treated as a noun in apposition.

Diagnosis.

Females can be separated from other species by the extensively coiled internal ducts (Figs 87-88). Males unknown.

Description.

Holotype female: Color: carapace light tan-yellow, slightly darker in cephalic region, dusky around edges; sternum pale yellow; chelicerae light yellowish-tan, dusky markings anteromedially, progressively becoming darker to black at the distal end of the chelicerae; maxillae pale yellow; labium pale yellow; abdomen dorsally yellowish-orange, dark on sides, with laterocaudal festoon; lanceolate stripe located medially extending about half the length of the abdomen, faded spot anteriorly, 2 more spots just below, 2 more below that, and 3 spots at posterior margin of abdomen; ventrally cream-colored laterocaudally; legs pale yellow, darkening distally, annulations present. Carapace: 0.89 times longer than broad; fovea longitudinal, broad, very shallow. Eyes:AER nearly straight; PER slightly recurved; PME larger than AME, PME same as PLE, ALE smallest; eye diameters, AME 0.10, ALE 0.08, PME 0.25, PLE 0.25; interdistances AME-PME 0.03, PME-ALE 0.15, ALE-PLE 0.23. PME-PME 0.98. ALE-ALE 1.68; ocular quadrangle AME-AME 0.30, PLE-PLE 1.70; clypeus 0.08 high. Mouthparts:chelicerae with stout setae medially and anteriorly; maxillae longer than broad, with tuft of conspicuous setae distally; labium distally rounded. Sternum: 1.14 times longer than broad, posteriorly indented. Legs:leg I only slightly shorter than legs II, III and IV; leg formula unknown (at least one leg missing); legs II and III equal in length, with I just slightly shorter; scopulae present on all 4 tarsi and metatarsi and tibia I and II; tarsi I-IV with strong claw tufts; pr claw per foot slightly toothed; spination: leg I, Fm pr 1 –1– 1, d 1 –1– 1, rl 1 –1– 1; Ti d 0, v 2 –2– 2; Mt v 2-2; leg II, Fm pr 1 –1– 0, d 1 –1– 1, rl 1 –0– 1; Ti v 2 –2– 2; Mt v 2-2; leg III, Fm pr 1 –1– 1, d 1 –1– 1, rl 1 –1– 1; Ti v 2 –2– 0; Mt v 2-1. Abdomen:with terminal setal tufts. Pedipalp:claw with 5 teeth. Epigyne:lateral lobes fused medially for nearly 2/3 the length of the plate, small v-shaped medial area located anteriorly, genital openings located at lateral margins of v-shape, epigynal pockets absent; internally, wide ducts coiled multiple times, mostly symmetrical, though not exactly, large posterodorsal fold, covering a large part of the internal ducts (Figs 87-88). Dimensions: Total length 6.33. Carapace length 3.00, width 3.38. Sternum length 1.60, width 1.40. Abdomen length 3.33, width 2.48. Pedipalp: Fm 1.00, Pt 0.25, Ti 0.50, Ta 0.80, total 2.55. Leg I: Fm 3.50, Pt 1.00, Ti 3.50, Mt 2.25, Ta 1.00, total 11.25. Leg II: Fm 3.50, Pt 1.00, Ti 3.50, Mt 2.50, Ta 1.00, total 11.50. Leg III: Fm 3.75, Pt 1.00, Ti 3.00, Mt 2.75, Ta 1.00, total 11.50. Leg IV: Missing.

Natural history.

Found under bark and rocks.

Distribution.

Known from Isla Mona and a single locality in western Puerto Rico (Map 9).