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OONOPIDAE SPECIES DESCRIPTION
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(Female redundant descriptions removed)
Gradunguloonops urucu       Get publication



            Male (PBI_OON 42093). Total length 1.56. CEPHALOTHORAX: Carapace white, without any pattern, broadly oval in dorsal view, pars cephalica strongly elevated in lateral view, anteriorly narrowed to 0.49 times its maximum width or less, 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 smooth, sides smooth, thorax without depressions, fovea absent, without radiating rows of pits; lateral margin straight, smooth, without denticles; plumose setae near posterior margin of pars thoracica absent; non-marginal pars cephalica setae absent, seem to be lost; non-marginal pars thoracica setae absent, seem to be lost; marginal setae dark, needle-like. Clypeus margin unmodified, curved downwards in front view, vertical in lateral view, low, ALE separated from edge of carapace by less than their radius, median projection absent; setae present, dark, needle-like. Chilum absent. Eyes six, well developed, on dark pigment, all subequal, all eyes circular; posterior eye row recurved from above, straight from front; ALE separated by their radius to diameter, ALE-PLE separated by less than ALE radius, PME touching throughout most of their length, PLE-PME separated by less than PME radius. Sternum longer than wide, white, uniform, not fused to carapace, median concavity absent, without radial furrows between coxae I-II, II-III, III-IV, radial furrow opposite coxae III absent, surface smooth, without pits, microsculpture absent, sickle-shaped structures absent, anterior margin unmodified, posterior margin not extending posteriorly of coxae IV, anterior corner unmodified, lateral margin without infra-coxal grooves, distance between coxae approximately equal, extensions of pre-coxal triangles absent, lateral margins unmodified, without posterior hump; setae sparse, dark, needle-like, evenly scattered, originating from surface, without hair tufts. Mouthparts: Chelicerae, endites and labium white. Chelicerae straight, anterior face unmodified; without teeth on both promargin and retromargin; fangs without tooth-like projections, directed medially, shape normal, without prominent basal process, tip unmodified; setae light, needle-like, evenly scattered; paturon inner margin with pairs of enlarged setae, distal region unmodified, posterior surface unmodified, promargin unmodified, inner margin unmodified, laminate groove absent. Labium elongated hexagon, not fused to sternum, anterior margin indented at middle, same as sternum in sclerotization; with 3-5 setae on anterior margin, subdistal portion with unmodified setae. Endites distally not excavated, serrula present in single row, posteromedian part unmodified, same as sternum in sclerotization. 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, elliptical, without setae, anterolateral edge unmodified. Posterior spiracles connected by groove. Pedicel tube short, unmodified, scuto-pedicel region unmodified, scutum not 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 absent. Epigastric scutum weakly sclerotized, not surrounding pedicel, not protruding, small lateral sclerites absent. Postepigastric scutum weakly sclerotized, short, only around epigastric furrow, not fused to epigastric scutum, anterior margin unmodified, without posteriorly directed lateral apodemes. Spinneret scutum absent. Dorsum setae present, light, needle-like. Epigastric area setae uniform, light, needle-like. Postepigastric area setae present, light, needle-like. Spinneret scutum without fringe of setae. Dense patch of setae anterior to spinnerets absent. Colulus absent. LEGS: white, without color pattern; femur IV thickened, much larger than femora I-III, patella plus tibia I near as long as 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. 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 not visible; furrow without omega-shaped insertions, without setae. Palp normal size, not strongly sclerotized, right and left palps symmetrical, proximal segments white; embolus dark, prolateral excavation absent, embolus relatively short, curved to ventral; trochanter normal size, 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, setae unmodified; tibia trichobothria not examined; cymbium white, ovoid in dorsal view, fused with bulb but with clearly defined seam between, not extending beyond distal tip of bulb, plumose setae absent, without stout setae, without distal patch of setae; bulb white, 1 to 1.5 times as long as cymbium, stout, tapering apically, nearly piriform, tapering toward the embolus, distal part thin conductor, reaching almos the embolar tip.
Gradunguloonops urucu, male palp, retrolateral view (image by XG, specimen ID: ---42093)

Graduurucumdpalr42093xg.tif

Gradunguloonops urucu, male carapace, dorsal view (image by XG, specimen ID: ---42093)

Graduurucumpcard42093XG.tif

Gradunguloonops urucu, male carapace, lateral view (image by XG, specimen ID: ---42093)

Graduurucumpcarl42093XG.tif

Gradunguloonops urucu, male carapace, ventral view (image by XG, specimen ID: ---42093)

Graduurucumpcarv42093XG.tif

Gradunguloonops urucu, male habitus, anterior view (image by XG, specimen ID: ---42093)

Graduurucumphaba42093XG.tif

Gradunguloonops urucu, male habitus, dorsal view (image by XG, specimen ID: ---42093)

Graduurucumphabd42093XG.tif

Gradunguloonops urucu, male habitus, lateral view (image by XG, specimen ID: ---42093)

Graduurucumphabl42093XG.tif

Gradunguloonops urucu, male habitus, ventral view (image by XG, specimen ID: ---42093)

Graduurucumphabv42093XG.tif

Gradunguloonops urucu, male palp, dorsal view (image by XG, specimen ID: ---42093)

Graduurucumppald42093XG.tif

Gradunguloonops urucu, male palp, prolateral view (image by XG, specimen ID: ---42093)

Graduurucumppalp42093XG.tif

Gradunguloonops urucu, male palp, retrolateral view (image by XG, specimen ID: ---42093)

Graduurucumppalr42093XG.tif


            Female (PBI_OON 42). Total length 1.90. As in male except as noted. CEPHALOTHORAX: Carapace yellowish white, slightly more elongated tha in the male; non-marginal pars cephalica setae seem to be lost; non-marginal pars thoracica setae seem to be lost. Eyes on dark pigment. Endites anteromedian tip unmodified. Female palp claws absent; spines absent; tarsus unmodified. LEGS: Tarsi I to IV superior claws tooth not examined in detail. Trichobothria not examined. GENITALIA: Dorsal view: anterior receptacle gradually widened to distal.
Gradunguloonops urucu, female carapace, dorsal view (image by XG, specimen ID: ---42845)

Graduurucufpcard42845XG.tif

Gradunguloonops urucu, female carapace, lateral view (image by XG, specimen ID: ---42845)

Graduurucufpcarl42845XG.tif

Gradunguloonops urucu, female carapace, ventral view (image by XG, specimen ID: ---42845)

Graduurucufpcarv42845XG.tif

Gradunguloonops urucu, female epigynum, epigynal area, ventral view (image by XG, specimen ID: ---42845)

Graduurucufpepiv42845XG.tif

Gradunguloonops urucu, female habitus, anterior view (image by XG, specimen ID: ---42845)

Graduurucufphaba42845XG.tif

Gradunguloonops urucu, female habitus, dorsal view (image by XG, specimen ID: ---42845)

Graduurucufphabd42845XG.tif

Gradunguloonops urucu, female habitus, lateral view (image by XG, specimen ID: ---42845)

Graduurucufphabl42845XG.tif

Gradunguloonops urucu, female habitus, ventral view (image by XG, specimen ID: ---42845)

Graduurucufphabv42845XG.tif

Gradunguloonops urucu, female internal female genitalia, dorsal view (image by XG, specimen ID: ---42867)

Graduurucufdifgd42867XG.tif

 

DISTRIBUTION

BRAZIL
Gradunguloonops urucu coordinates
Click the following link for a map from Discover Life which displays the records below. You can click anywhere on that map to zoom in, and clicking on any point will display the full data for that locality Gradunguloonops urucu, Discover Life Map
 

MATERIAL EXAMINED
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PBI USI Country State Division Locality Sex Type Status Elevation(m) GPS Coordinate Habitat Collection_Date Collector Inst. Code
PBI_OON 00042845  BRAZIL  Amazonas  Coari  Base de Operações Geólogo Pedro de Moura, Porto Urucu  1 Adult Female      -4.76305; -65.04472    01 Sept 2006  D. Candiani  MPEG 
PBI_OON 00042867  BRAZIL  Amazonas  Coari  Trilha Piatan (100 m), Base de Operações Geólogo Pedro de Moura, Rio Urucu. Em copa de Eschweilera atropetidata S.A. Mori (Lecythidaceae).  1 Adult Female      -4.85194; -65.28305  Amazonian forest, Canopy  01 Sept 2009  N. F. Lo Man Hung  MPEG 
PBI_OON 00042865  BRAZIL  Amazonas  Coari  Base de Operações Geólogo Pedro de Moura, Urucu  1 Adult Female      -4.90416; -65.20583  Amazonian forest, Canopy  01 Sept 2006  N. F. Lo Man Hung  MPEG 
PBI_OON 00042093  BRAZIL  Amazonas  Coari  Base de Operações Geólogo Pedro de Moura, Urucu  1 Adult Male      -4.84166; -65.06416  Amazonian forest, Canopy  01 Sept 2006  N. F. Lo Man Hung  MPEG 


 
 
 
 
The American Museum of Natural History, New York, in collaboration with
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This material is based upon work supported by the National Science Foundation under Grant No. DEB 0613754. Any opinions, findings, and conclusions or recommendations expressed in this material are those of the author(s) and do not necessarily reflect the views of the National Science Foundation.
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