Eucteniza coylei, Bond, Jason E. & Godwin, Rebecca L., 2013

Bond, Jason E. & Godwin, Rebecca L., 2013, Taxonomic revision of the Trapdoor spider genus Eucteniza Ausserer (Araneae, Mygalomorphae, Euctenizidae), ZooKeys 356, pp. 31-67 : 42-43

Eucteniza coylei sp. n. ‘Coyle’s Trapdoor Spider’Figs 1, 18-22

Type material.

Male holotype (EU009), from Morelos, Mexico, 0.8km W Tepozitlán, Rt 1150 on rd to Ocotepec, 18.9889, -99.1116 8, 1822m, coll. F. Coyle 10.vi.1982. Male holotype deposited in AMNH.

Etymology.

The specific epithet is a patronym in honor of arachnologist Fred Coyle who collected the type specimen.

Diagnosis.

Eucteniza is similar in appearance to Eucteniza mexicana but has thinner tarsi and short tibia I (Figs 19, 22) prolateral spines that are concentrated distally whereas Eucteniza mexicana lacks short distal spines on tibia I.

Description of male holotype.

Specimen preparation and condition. Specimen preserved in 70% EtOH. Pedipalp, legs I, II removed and stored in vial with specimen. Color faded. General coloration. Carapace dark red 2.5YR 3/6. Abdomen reddish black 2.5YR 2.5/1. Cephalothorax. Carapace 4.75 long, 4.00 wide, glabrous, pars cephalica moderately elevated. Fringe of sparse black setae. Foveal groove deep, procurved. AER slightly procurved, PER straight. AME and PME subequal. Sternum moderately setose, STRl 2.83, STRw 2.76. Posterior sternal sigilla large, not contiguous, anterior sigilla pairs small and marginal. Chelicerae with anterior row comprising 6 large teeth, posterior margin with a patch of approximately 12 small teeth. Palpal endites and labium without cuspules, LBw 0.79, LBl 0.58. Rastellum consists of 8 spines. Abdomen. Setose, thin, fine black setae. Legs. Leg I 4.20, 2.20, 2.88, 2.56, 1.84; leg IV: 4.30, 2.00, 3.75, 3.80, 2.25. Light scopulae on legs I, II. Tarsus I with 10 widely spaced trichobothria. Leg I spination pattern (Figs 19, 20, 22); TSp 14, TSr 0, TSrd 0. Pedipalp. PTw 1.58, PTl 2.00, Bl 1.45. Embolus relatively short, flared at tip (Fig. 21).

Variation.

Known only from the type specimen.

Description of female.

Known only from the male holotype specimen.

Distribution.

Known from the type locality in Morelos, Mexico (Fig. 1).