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OONOPIDAE SPECIES DESCRIPTION
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Opopaea brisbanensis       Get publication



            Male (PBI_OON 19235). Total length 1.18. CEPHALOTHORAX: Carapace pale orange, without any pattern, ovoid in dorsal view, pars cephalica slightly elevated 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, curved downwards 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: 0.054; PME: 0.061; PLE: 0.051, PME largest, ALE circular, PME oval, PLE circular; posterior eye row straight from both above and front; ALE separated by their radius to diameter, ALE-PLE touching, PME touching for less than half their length, PLE-PME touching. 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 surface, without hair tufts. Mouthparts: Chelicerae, endites and labium pale orange. Chelicerae widely divergent, anterior face with swelling; 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 distal region unmodified, posterior surface unmodified, promargin unmodified, inner margin unmodified, laminate groove present. Labium triangular, 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. ABDOMEN: ovoid, without long posterior extension, rounded posteriorly, inter-scutal membrane rows of small sclerotized platelets absent posteriorly; dorsum soft portions pale orange, 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, pedicel scuto-pedicel region about diameter of pedicel, paired scutal connected at middle. Dorsal scutum weakly sclerotized, pale orange, without color pattern, covering full length of abdomen, no soft tissue visible from above, not fused to epigastric scutum, middle surface smooth, sides smooth, anterior half without projecting denticles. Epigastric scutum weakly sclerotized, surrounding pedicel, not protruding, small lateral sclerites absent. Postepigastric scutum weakly sclerotized, pale orange, long, semicircular, 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 present, bulb ventrally bulged at base, with two strong prolateral basal spines about half their length apart, narrow fenestra and splitted tip.; 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 orange brown, 0.231 long, 0.124 wide, connection to femur at 0.095 mm; tibia trichobothria not examined; cymbium pale orange, ovoid 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, tapering apically.
Opopaea brisbanensis, male abdomen, anterior view (image by BB, specimen ID: ---19235)

opopabrisbmpabda19235BB.tif

Opopaea brisbanensis, male abdomen, dorsal view (image by BB, specimen ID: ---19235)

opopabrisbmpabdd19235BB.tif

Opopaea brisbanensis, male carapace, anterior view (image by BB, specimen ID: ---19235)

opopabrisbmpcara19235BB.tif

Opopaea brisbanensis, male carapace, prolateral view (image by BB, specimen ID: ---19235)

opopabrisbmpcarp19235BB.tif

Opopaea brisbanensis, male habitus, dorsal view (image by BB, specimen ID: ---19235)

opopabrisbmphabd19235BB.tif

Opopaea brisbanensis, male habitus, lateral view (image by BB, specimen ID: ---19235)

opopabrisbmphabl19235BB.tif

Opopaea brisbanensis, male palp, dorsal view (image by BB, specimen ID: ---19235)

opopabrisbmppald19235BB.tif

Opopaea brisbanensis, male palp, prolateral view (image by BB, specimen ID: ---19235)

opopabrisbmppalp19235BB.tif

Opopaea brisbanensis, male palp, retrolateral view (image by BB, specimen ID: ---19235)

opopabrisbmppalr19235BB.tif

Opopaea brisbanensis, male sternum, ventral view (image by BB, specimen ID: ---19235)

opopabrisbmpstev19235BB.tif

Opopaea brisbanensis, male abdomen, ventral view (image by BB, specimen ID: ---19235)

opopabrisbmsabdv19235BB.tif

Opopaea brisbanensis, male chelicerae, anterior view (image by BB, specimen ID: ---19235)

opopabrisbmschea19235BB.tif

Opopaea brisbanensis, male endites, ventral view (image by BB, specimen ID: ---19235)

opopabrisbmsendv19235BB.tif

Opopaea brisbanensis, male palp, dorsal view (image by BB, specimen ID: ---19235)

opopabrisbmspald19235BB.tif

Opopaea brisbanensis, male palp, prolateral view (image by BB, specimen ID: ---19235)

opopabrisbmspalp19235BB.tif

Opopaea brisbanensis, male pedicel, anterior view (image by BB, specimen ID: ---19235)

opopabrisbmspeda19235BB.tif

Opopaea brisbanensis, male sternum, ventral view (image by BB, specimen ID: ---19235)

opopabrisbmsstev19235BB.tif

 

DISTRIBUTION

AUSTRALIA
Opopaea brisbanensis 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 brisbanensis, Discover Life Map
 

MATERIAL EXAMINED
Order by:    
PBI USI Country State Division Locality Sex Type Status Elevation(m) GPS Coordinate Habitat Collection_Date Collector Inst. Code
PBI_OON 00019235  AUSTRALIA  Queensland    Gold Creek Reservoir, site 1  2 Adult Male    140  -27.45883; 152.87200  spotted gum open forest, litter  01 Dec 2003  Queensland Museum Party  QM 
PBI_OON 00019235  AUSTRALIA  Queensland    Gold Creek Reservoir, site 1  2 Adult Female    140  -27.45883; 152.87200  spotted gum open forest, litter  01 Dec 2003  Queensland Museum Party  QM 
PBI_OON 00019047  AUSTRALIA  Queensland    Gold Creek Reservoir, site 1  1 Adult Male  Holotype  140  -27.45883; 152.87200  spotted gum open forest, litter  01 Dec 2003  Queensland Museum Party  QM 


 
 
 
 
The American Museum of Natural History, New York, in collaboration with
The California Academy of Sciences, San Francisco   The University of California, Berkeley
The Field Museum of Natural History, Chicago   George Washington University, Washington DC
 
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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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