Comprehensive Description

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Description

  Specimen preparation and condition. Female collected live from burrow, prepared in same manner as male holotype. Genital plate removed, cleared in trypsin, stored in microvial with specimen. General coloration. Carapace, legs, chelicerae, strong brown 7.5YR 4/6. Abdomen uniform dark grayish brown dorsally 10YR 4/2 with mottled striping, ventral, spinnerets pale yellow; more recently collected specimens much darker in color. Cephalothorax. Carapace 4.55 long, 3.64 wide, glabrous; generally smooth surface, pars cephalica moderately elevated. Fringe lacks setae. Foveal groove deep, slightly procurved, straight in most specimens. Eye group slightly elevated on low mound. AER slightly procurved, PER slightly recurved. PME-AME subequal diameter. Sternum widest at coxae II/III, moderately setose, STRl 2.58, STRw 2.15. Three pairs of sternal sigilla anterior pairs small, oval, marginal, posterior pair small, oval-suboval, mid-marginally positioned. Chelicerae anterior tooth row comprising 5 teeth with posterior margin denticle patch comprising 3 rows. Palpal endites with 27 cuspules concentrated at inner (promargin) posterior heel; labium with 6 cuspules, LBw 1.25, LBl 0.41. Rastellum consists of 5 very stout spines not on mound, one spine positioned laterally; fringe of short spines along distal promargin extending upward from rastellum. Abdomen. Moderately setose, appears elongate relative to other species. PLS all 3 segments with spigots. Terminal segment 1/2 length of medial segment, 2 enlarged spigots visible at tip. PMS single segment, with spigots, short with rounded terminus. Legs. Anterior two pairs noticeably more slender than posterior pairs. Leg I 10.08 long. Tarsus I with single staggered row of 12 trichobothria. Legs I, II with moderately heavy scopulae on tarsi, metatarsi; light sparse scopulae on legs III, IV tarsi, PTLs 8, TBs 3. Rudimentary preening comb on retrolateral distal surface at tarsus - metatarsus joint of metatarsus III, IV. Spermathecae. Simple spermathecal bulbs with elongate, heavily sclerotized median stalk neck, sinuous; basal extension comprises a small bulb (Fig. 209).  Variation (4). Cl 3.47-4.55, 3.98±0.22; Cw 2.98-3.8, 3.45±0.18; STRl 2.00-2.58, 2.30±0.12; STRw 1.72-2.15, 1.98±0.1; LBw 0.75-1.25, 0.91±0.12; LBl 0.34-0.51, 0.41±0.04; Leg I: 7.73-10.08, 8.96±0.51; ANTd 5-6, 5.25±0.25; PTLs 8-10, 9.00±1.00; TBs 2-3, 2.50±0.50.

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© Jason E. Bond

Source: ZooKeys

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