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OONOPIDAE SPECIES DESCRIPTION
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Opopaea sturt       Get publication



            Male (PBI_OON 20189). Total length 1.53. CEPHALOTHORAX: Carapace pale orange, without any pattern, ovoid in dorsal view, pars cephalica flat in lateral view, anteriorly narrowed to 0.49 times its maximum width or less, with angular 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 striated, 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 in u-shaped row; non-marginal pars thoracica setae light, needle-like; marginal setae light, needle-like. Clypeus margin slightly rebordered, straight 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 absent. Eyes six, well developed, aLE:0.075, PME:0.060; PLE:0.048, ALE largest, ALE circular, PME oval, PLE 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 for less than half their length, PLE-PME separated by less than PME radius. Sternum longer than wide, pale orange, uniform, fused to carapace, median concavity absent, with radial furrows between coxae I-II, II-III, III-IV, furrow smooth, 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 with infra-coxal grooves and anterior and posterior openings, distance between coxae approximately equal, extensions of pre-coxal triangles absent, lateral margins unmodified, without posterior hump; setae sparse, light, needle-like, evenly scattered, originating from small pits, without hair tufts. Mouthparts: Chelicerae, endites and labium pale orange. 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, densest medially; paturon distal region unmodified, posterior surface unmodified, promargin unmodified, inner margin unmodified, laminate groove absent. Labium triangular, not fused to sternum, anterior margin indented at middle, same as sternum in sclerotization; with 1 or 2 setae on anterior margin, subdistal portion with unmodified setae. Endites distally not excavated, serrula present in single row, anteromedian tip with one strong, tooth-like projection, posteromedian part unmodified, same as sternum in sclerotization, endites twice as long as wide. 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 connected by groove. Pedicel tube short, with small, dorsolateral, triangular extensions, scuto-pedicel region with paired curved scutal ridges, 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 strongly sclerotized, pale orange, without color pattern, covering full length of abdomen, no soft tissue visible from above, not fused to epigastric scutum, middle surface punctate, sides punctate, anterior half without projecting denticles. Epigastric scutum strongly sclerotized, surrounding pedicel, not protruding, small lateral sclerites absent. Postepigastric scutum strongly sclerotized, pale orange, long, almost rectangular, covering nearly full length of abdominal length, fused to epigastric scutum, anterior margin unmodified, with long posteriorly directed lateral apodemes. Spinneret scutum present, incomplete ring. Dorsum setae present, light, needle-like. Epigastric area setae uniform, light, needle-like. Postepigastric area setae present, light, needle-like. Spinneret scutum with fringe of stout setae. Dense patch of setae anterior to spinnerets absent. Interscutal membrane with setae. Colulus represented only by setae. LEGS: yellow, 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 spines 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 small, oval, situated at level of anterior spiracles, unmodified; furrow without omega-shaped insertions, without setae. Palp normal size, not strongly sclerotized, right and left palps symmetrical, proximal segments pale orange; embolus light, prolateral excavation absent; trochanter normal size, unmodified; femur normal size, two or more times as long as trochanter, without posteriorly rounded lateral dilation, attaching to patella medially; patella longer than femur, much larger than femur, without prolateral row of ridges, setae unmodified, patella darker, 0.246 long, 0.141 wide, conntection to femur 0.127; tibia trichobothria not examined; cymbium pale orange, narrow in dorsal view, completely fused with bulb, no seam visible, not extending beyond distal tip of bulb, plumose setae absent, without stout setae, with distal patch of setae; bulb pale orange, 1 to 1.5 times as long as cymbium, slender, elongated, middle part bulb ventrally strongly bulged with wide fenestra and short medially bent tip..
Opopaea sturt, male carapace, dorsal view (image by BB, specimen ID: ---20189)

opopasturtmpcard20189BB.tif

Opopaea sturt, male habitus, dorsal view (image by BB, specimen ID: ---20189)

opopasturtmphabd20189BB.tif

Opopaea sturt, male carapace, lateral view (image by BB, specimen ID: ---20189)

opopasturtmpcarl20189BB.tif

Opopaea sturt, male palp, dorsal view (image by BB, specimen ID: ---20189)

opopasturtmppald20189BB.tif

Opopaea sturt, male palp, prolateral view (image by BB, specimen ID: ---20189)

opopasturtmppalp20189BB.tif

Opopaea sturt, male palp, retrolateral view (image by BB, specimen ID: ---20189)

opopasturtmppalr20189BB.tif

Opopaea sturt, male sternum, ventral view (image by BB, specimen ID: ---20189)

opopasturtmpstev20189BB.tif

Opopaea sturt, male habitus, ventral view (image by BB, specimen ID: ---20189)

opopasturtmphabv20189BB.tif

Opopaea sturt, male abdomen, ventral view (image by BB, specimen ID: ---20189)

opopasturtmpabdv20189BB.tif

Opopaea sturt, male carapace, anterior view (image by BB, specimen ID: ---20189)

opopasturtmpcara20189BB.tif

Opopaea sturt, male habitus, lateral view (image by BB, specimen ID: ---20189)

opopasturtmphabl20189BB.tif

Opopaea sturt, male abdomen, anterior view (image by BB, specimen ID: ---20189)

opopasturtmpabda20189BB.tif

Opopaea sturt, male carapace, posterior view (image by BB, specimen ID: ---20189)

opopasturtmpcart20189BB.tif

Opopaea sturt, male bulb, prolateral view (image by BB, specimen ID: ---20189)

OPOPASTURTmsbulp20189BB.tif

Opopaea sturt, male embolus, prolateral view (image by BB, specimen ID: ---20189)

OPOPASTURTmsembp20189BB.tif

Opopaea sturt, male palp, dorsal view (image by BB, specimen ID: ---20189)

OPOPASTURTmspald20189BB.tif

Opopaea sturt, male palp, prolateral view (image by BB, specimen ID: ---20189)

OPOPASTURTmspalp20189BB.tif

 

DISTRIBUTION

AUSTRALIA
Opopaea sturt 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 Opopaea sturt, 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 00020189  AUSTRALIA  New South Wales    Sturt National Park  1 Adult Male  Holotype    -29.27600; 142.15316    25 Sept 1997  A. Pik  AM 


 
 
 
 
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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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