Furcidentia llama sp. nov.

(Figs 2 a–c, 9)

Holotype. GUATEMALA: 1 ♀, “ Guatemala, Peten Parq Nac Tikal, 17.24030—89.62202 +/- 50m, 270 m, 22/05/ 2009, LLAMA Wa B- 05-2-02 ” (USNM).

Diagnosis. Furcidentia llama differs from the other members of the genus by not having clypeal teeth, being smaller than 3.0 mm, having a length of eye to length of temple ratio less than 2.0, and the face, frons, and vertex rugose.

Description (female). Body measurements. Length of body 2.8 mm; ratio of length of antenna to body 1.2; ratio of length of fore wing to body 0.9; ratio of metasoma to mesosoma 1.1.

Head. Antenna with 30 antennomeres; ratio of length of third antennomere to fourth 1.3; ratio of length of third, fourth, and penultimate antennomere to their width 3.3, 3.0, and 1.7, respectively; ratio of width of face to its height in frontal view 1.6; ratio of width of clypeus to its height 1.5; clypeus convex and fine rugose; without clypeal teeth; ratio of malar space to base of mandible 1.3; face straight in lateral view and rugose; frons and vertex rugose; ratio of length of eye to temple in dorsal view 1.9; ratio of ocelli:LOL:POL:OOL 1.0:1.3:1.0:3.8.

Mesosoma. Mesoscutum rugose; notauli present, scrobiculate; anterior mesopleuron rugose, posterior mesopleuron strigose; scutellar sulcus present, scrobiculate; mesoscutellum flat, rugose; propodeum areolate; propodeal tubercles absent; ratio of mesosoma height to its length 0.7; ratio of hind tibia to hind tarsus 1.1; ratio of length to width of hind coxa, hind femur, hind tibia, and hind tarsus 1.8, 4.8, 4.4, and 13.4, respectively; ratio of posterior spur to hind basitarsus 0.2; fore wing: SR-1 straight; 2-R1 present, ratio of length of 1-R1 to length of 2- R1 9.0; ratio of length of 1-R1 to length of pterostigma 1.1; ratio of width to length of pterostigma 4.0; ratio of r:3- SR:SR-1 1.0:0.5:4.5; ratio r:r-m:2-SR 1.0:0.8:2.0.

Metasoma. Oval in dorsal view; ratio of metasomal width to length 0.6; tergites costate; ratio of length of the three metasomal tergites 1.0:1.0:1.2.

Colour. Head orange; black interocellar area; base of antenna beige, gradually darker towards the tip; pronotum orange; middle area of mesoscutum orange; mesopleuron, lateral lobes of mesoscutum, and propodeum brown; wings infuscate beneath pterostigma and anterior half of wing; wing venation, parastigma, and pterostigma brown; coxae white; anterior femora and tibiae brown; tarsi beige; first metasomal tergite white; second tergite anteriorly white (shape of half a circle), otherwise brown; third tergite dark brown.

Male. Unknown.

Distribution. This species is only known from the type locality, Parque Nacional Tikal in Petén, Guatemala.

Etymology. The species has been named after the LLAMA project (Leaf Litter Arthropods of Middle America).

Biology. Unknown.

Sequence data. GenBank accession number for this species is Ef1α KJ472611.