(Female redundant descriptions removed)
Male (PBI_OON 40809). Total length 1.49. CEPHALOTHORAX: Carapace orange-brown, without any pattern, broadly oval in dorsal view, pars cephalica strongly elevated in lateral view, anteriorly narrowed to between 0.5 and 0.75 times its maximum width, with rounded posterolateral corners, posterolateral edge without pits, posterior margin not bulging below posterior rim, anterolateral corners without extension or projections, posterolateral surface without spikes, surface of elevated portion of pars cephalica granulate, sides granulate, thorax without depressions, fovea absent, without radiating rows of pits; lateral margin straight, rebordered, without denticles; plumose setae near posterior margin of pars thoracica absent; non-marginal pars cephalica setae light, needle-like, present, scattered; non-marginal pars thoracica setae light, needle-like; marginal setae light, needle-like. Clypeus margin strongly rebordered, sinuous in front view, vertical in lateral view, high, ALE separated from edge of carapace by their radius or more, median projection absent; setae present, light, needle-like. Chilum undivided, tiny triangle, fused to clypeus, seam present. Eyes six, well developed, all subequal, ALE oval, PME squared, PLE oval; posterior eye row recurved from above, procurved from front; ALE separated by less than their radius, ALE-PLE separated by less than ALE radius, PME touching throughout most of their length, PLE-PME separated by less than PME radius. Sternum wider than long, pale orange, uniform, not fused to carapace, median concavity absent, with radial furrows between coxae I-II, II-III, III-IV, furrow with rows of small pits, radial furrow opposite coxae III absent, surface finely reticulate, without pits, microsculpture everywhere but front, sickle-shaped structures absent, anterior margin with continuous transverse groove, posterior margin extending posteriorly beyond anterior edges of coxae IV as single extension, anterior corner unmodified, lateral margin with infra-coxal grooves and anterior and posterior openings, distance between coxae approximately equal, extensions of pre-coxal triangles absent, lateral margins with bridges to coxae, without posterior hump; setae sparse, dark, needle-like, densest laterally, originating from surface, without hair tufts. Mouthparts: Chelicerae, endites and labium pale orange. Chelicerae slightly divergent, anterior face with swelling, anterior ledge of paturon with only slight tubercle at inner margin, inner margin with pair of dark, heavily sclerotized, dorsally directed spines; promargin without teeth, retromargin with one tooth; fangs without tooth-like projections, directed medially, shape normal, without prominent basal process, tip unmodified; setae light, needle-like, densest medially; paturon inner margin with pairs of enlarged setae, distal region unmodified, posterior surface unmodified, promargin with row of flattened setae, inner margin unmodified, laminate groove absent. Labium triangular, not fused to sternum, anterior margin indented at middle, same as sternum in sclerotization; with 6 or more setae on anterior margin, subdistal portion with unmodified setae. Endites distally excavated, serrula present in single row, posteromedian part unmodified, same as sternum in sclerotization, ventral process wide, short, dorsal process narrow, short. ABDOMEN: ovoid, without long posterior extension, rounded posteriorly, inter-scutal membrane rows of small sclerotized platelets absent posteriorly; dorsum soft portions white, without color pattern. Book lung covers large, ovoid, without setae, anterolateral edge unmodified. Posterior spiracles not connected by groove. Pedicel tube medium, ribbed, scuto-pedicel region unmodified, scutum extending far dorsal of pedicel, plumose hairs absent, matted setae on anterior ventral abdomen in pedicel area absent, cuticular outgrowths near pedicel absent. Dorsal scutum strongly sclerotized, white, without color pattern, covering more than 3/4 of abdomen, more than 1/2 to most of abdomen width, not fused to epigastric scutum, middle surface smooth, sides smooth, anterior half without projecting denticles. Epigastric scutum strongly sclerotized, surrounding pedicel, not protruding, small lateral sclerites absent. Postepigastric scutum strongly sclerotized, pale orange, almost semicircular, covering about 3/4 of abdominal length, fused to epigastric scutum, anterior margin unmodified, with short posteriorly directed lateral apodemes. Spinneret scutum absent. Dorsum setae present, dark, needle-like. Epigastric area setae uniform, dark, needle-like. Postepigastric area setae present, dark, needle-like. Dense patch of setae anterior to spinnerets absent. Interscutal membrane with setae. Colulus present. LEGS: pale orange, without color pattern; femur IV not thickened, same size as femora I-III, patella plus tibia I shorter than carapace, tibia I unmodified, tibia IV specialized hairs on ventral apex absent, tibia IV ventral scopula absent, metatarsi I and II meso-apical comb absent, metatarsi III and IV weak ventral scopula absent. Leg spination (only surfaces bearing spines listed, all spines longer than segment width): femora: I p0-0-2; tibiae: I v4-4-0; II v4-2-0; metatarsi: I v2-2-0; II v2-0-0. Tarsi I to IV superior claws tooth not examined in detail. Tarsi I to IV without inferior claw. Trichobothria not examined. GENITALIA: Epigastric region with sperm pore small, oval, situated at level of posterior spiracles, rebordered; furrow without omega-shaped insertions, without setae. Palp normal size, not strongly sclerotized, right and left palps symmetrical, proximal segments pale orange; embolus dark, prolateral excavation absent, distally bifid, with sharply pointed, narrow, straight distal prong; trochanter minute, unmodified; femur normal size, two or more times as long as trochanter, without posteriorly rounded lateral dilation, attaching to patella basally; patella shorter than femur, not enlarged, without prolateral row of ridges, setae unmodified; tibia trichobothria not examined; cymbium yellow, ovoid in dorsal view, completely fused with bulb, no seam visible, not extending beyond distal tip of bulb, plumose setae absent, without stout setae, without distal patch of setae; bulb yellow, 1 to 1.5 times as long as cymbium, stout, elongated.
|Paradysderina pithecia, male carapace, anterior view (image by ND, specimen ID: ---40809) |
|Paradysderina pithecia, male carapace, dorsal view (image by ND, specimen ID: ---40809) |
|Paradysderina pithecia, male endites, ventral view (image by ND, specimen ID: ---40809) |
|Paradysderina pithecia, male palp, prolateral view (image by ND, specimen ID: ---40809)|
|Paradysderina pithecia, male palp, retrolateral view (image by ND, specimen ID: ---40809) |
|Paradysderina pithecia, male palp, ventral view (image by ND, specimen ID: ---40809) |
|Paradysderina pithecia, male sternum, ventral view (image by ND, specimen ID: ---40809) |
|Paradysderina pithecia, male palp, ventral view (image by ND, specimen ID: ---40809)|
Female (PBI_OON 548). Total length 1.86. As in male except as noted. CEPHALOTHORAX: Chilum tiny triangle, fused to clypeus, seam present. Eyes ALE separated by their radius to diameter. Mouthparts: promargin with one tooth. Endites distally not excavated, anteromedian tip unmodified. Female palp claws absent; spines absent; tarsus unmodified, patella without prolateral row of ridges. ABDOMEN: Dorsal scutum absent. Epigastric scutum without lateral joints. Postepigastric scutum short, only around epigastric furrow, not fused to epigastric scutum. LEGS: Leg spination (only surfaces bearing spines listed, all spines longer than segment width): femora: I p0-0-2; r0-1-2; II p0-0-2; r0-2-0; tibiae: I v4-4-2; II v4-4-1p; metatarsi: I v2-2-2; II v2-0-2. Tarsi I to IV superior claws tooth not examined in detail. Trichobothria not examined. GENITALIA: Shape: atrium with elevated anterior ridge, posterior margin of atrium rebordered. Ventral view: atrium ovoid, anterior process with enlarged base occupying about half of atrial width.
|Paradysderina pithecia, female abdomen, lateral view (image by ND, specimen ID: ---00548) |
|Paradysderina pithecia, female abdomen, ventral view (image by ND, specimen ID: ---00548) |
|Paradysderina pithecia, female carapace, anterior view (image by ND, specimen ID: ---00548) |
|Paradysderina pithecia, female epigynum, epigynal area, ventral view (image by ND, specimen ID: ---00548)|
|Paradysderina pithecia, female internal female genitalia, dorsal view (image by ND, specimen ID: ---00548) |
|Paradysderina pithecia, female internal female genitalia, ventral view (image by ND, specimen ID: ---00548) |
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Paradysderina pithecia, Discover Life Map
||5 Adult Female
||01 May 1990
||T. Erwin, D. Silva
||Pithecia, Rio Samiria
||1 Adult Male
||01 May 1990
||T. Erwin et al.