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OONOPIDAE SPECIES DESCRIPTION
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(Female redundant descriptions removed)
Opopaea burwelli       Get publication



            Male (PBI_OON 22591). Total length 1.85. CEPHALOTHORAX: Carapace orange-brown, 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 angular posterolateral corners, posterolateral edge with pair of 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, with a pair of rounded humps; lateral margin straight, rebordered, with blunt 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, 3 setae on rounded humps; marginal setae light, needle-like. Clypeus margin slightly rebordered, curved downwards in front view, sloping forward 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, eyes extremely big, ALE:0.109; PME:0.093; PLE:0.084, ALE largest, ALE circular, PME squared, PLE circular; posterior eye row recurved from above, straight from front; ALE separated by less than their radius, ALE-PLE touching, PME touching throughout most of their length, PLE-PME touching. Sternum longer than wide, orange-brown, uniform, 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 smooth, without pits, microsculpture only in furrows, 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, densest laterally, originating from small pits, without hair tufts. Mouthparts: Chelicerae, endites and labium orange-brown. 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, 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, elliptical, without setae, anterolateral edge unmodified, booklong covers with longitudinal ridge. 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, orange-brown, 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, orange-brown, long, semicircular, covering nearly full length of abdominal length, not 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: 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 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 with pair of omega-shaped insertions, without setae. Palp normal size, not strongly sclerotized, right and left palps symmetrical, proximal segments orange-brown; embolus light, prolateral excavation absent, bulb long, ventrally slightly bulged, tip deeply incised in lateral view, short rounded bent medially; trochanter normal size, with ventral projection; 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, palpal patella: 0.327mm long, 0.192mm wide, connection to femur: 0.152mm; tibia trichobothria not examined; cymbium orange-brown, narrow in dorsal view, completely fused with bulb, no seam visible, plumose setae absent, without stout setae, with distal patch of setae; bulb orange-brown, 1 to 1.5 times as long as cymbium, slender, elongated.
Opopaea burwelli, male abdomen, anterior view (image by BB, specimen ID: ---22591)

opopaburwempabda22591BB.tif

Opopaea burwelli, male carapace, anterior view (image by BB, specimen ID: ---22591)

opopaburwempcara22591BB.tif

Opopaea burwelli, male carapace, dorsal view (image by BB, specimen ID: ---22591)

opopaburwempcard22591BB.tif

Opopaea burwelli, male carapace, lateral view (image by BB, specimen ID: ---22591)

opopaburwempcarl22591BB.tif

Opopaea burwelli, male habitus, dorsal view (image by BB, specimen ID: ---22591)

opopaburwemphabd22591BB.tif

Opopaea burwelli, male habitus, lateral view (image by BB, specimen ID: ---22591)

opopaburwemphabl22591BB.tif

Opopaea burwelli, male habitus, ventral view (image by BB, specimen ID: ---22591)

opopaburwemphabv22591BB.tif

Opopaea burwelli, male palp, dorsal view (image by BB, specimen ID: ---22591)

opopaburwemppald22591BB.tif

Opopaea burwelli, male palp, prolateral view (image by BB, specimen ID: ---22591)

opopaburwemppalp22591BB.tif

Opopaea burwelli, male palp, retrolateral view (image by BB, specimen ID: ---22591)

opopaburwemppalr22591BB.tif

Opopaea burwelli, male sternum, ventral view (image by BB, specimen ID: ---22591)

opopaburwempstev22591BB.tif

Opopaea burwelli, male abdomen, ventral view (image by BB, specimen ID: ---23425)

OPOPABURWEmsabdv23425BB.tif

Opopaea burwelli, male bulb, prolateral view (image by BB, specimen ID: ---23425)

OPOPABURWEmsbulp23425BB.tif

Opopaea burwelli, male carapace, lateral view (image by BB, specimen ID: ---23425)

OPOPABURWEmscarl23425BB.tif

Opopaea burwelli, male chelicerae, ventral view (image by BB, specimen ID: ---23425)

OPOPABURWEmschev23425BB.tif

Opopaea burwelli, male embolus, dorsal view (image by BB, specimen ID: ---23425)

OPOPABURWEmsembd23425BB.tif

Opopaea burwelli, male embolus, prolateral view (image by BB, specimen ID: ---23425)

OPOPABURWEmsembp23425BB.tif

Opopaea burwelli, male labium, ventral view (image by BB, specimen ID: ---23425)

OPOPABURWEmslabv23425BB.tif

Opopaea burwelli, male palp, dorsal view (image by BB, specimen ID: ---23425)

OPOPABURWEmspald23425BB.tif

Opopaea burwelli, male palp, prolateral view (image by BB, specimen ID: ---23425)

OPOPABURWEmspalp23425BB.tif

Opopaea burwelli, male sperm pore, ventral view (image by BB, specimen ID: ---23425)

OPOPABURWEmsspov23425BB.tif

Opopaea burwelli, male sternum, ventral view (image by BB, specimen ID: ---23425)

OPOPABURWEmsstev23425BB.tif


            Female (PBI_OON 23424). Total length 2.15. As in male except as noted. CEPHALOTHORAX: Carapace posterolateral edge without pits, with pair of slightly rounded humps. Eyes eyes extremely big, ALE:0.108; PME:0.086; PLE:0.076. Endites anteromedian tip unmodified, endites twice as long as wide. Female palp claws absent; spines absent; tarsus unmodified, patella without prolateral row of ridges. ABDOMEN: Book lung covers booklong covers with longitudinal ridge. Postepigastric scutum covering about 3/4 of abdominal length. LEGS: Leg spines absent. Tarsi I to IV superior claws tooth not examined in detail. Trichobothria not examined.
Opopaea burwelli, female abdomen, anterior view (image by BB, specimen ID: ---23424)

opopaburwefpabda23424BB.tif

Opopaea burwelli, female carapace, dorsal view (image by BB, specimen ID: ---23424)

opopaburwefpcard23424BB.tif

Opopaea burwelli, female carapace, lateral view (image by BB, specimen ID: ---23424)

opopaburwefpcarl23424BB.tif

Opopaea burwelli, female epigynum, epigynal area, ventral view (image by BB, specimen ID: ---23424)

opopaburwefpepiv23424BB.tif

Opopaea burwelli, female habitus, dorsal view (image by BB, specimen ID: ---23424)

opopaburwefphabd23424BB.tif

Opopaea burwelli, female carapace, anterior view (image by BB, specimen ID: ---23424)

opopaburwefpcara23424BB.tif

Opopaea burwelli, female habitus, lateral view (image by BB, specimen ID: ---23424)

opopaburwefphabl23424BB.tif

Opopaea burwelli, female habitus, ventral view (image by BB, specimen ID: ---23424)

opopaburwefphabv23424BB.tif

Opopaea burwelli, female sternum, ventral view (image by BB, specimen ID: ---23424)

opopaburwefpstev23424BB.tif

 

DISTRIBUTION

NEW CALEDONIA
Opopaea burwelli 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 burwelli, 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 00007395  NEW CALEDONIA      Ningua Res. camp  3 Adult Female      -21.00000; 165.00000    12 Nov 2001  G. Monteith  QM 
PBI_OON 00007395  NEW CALEDONIA      Ningua Res. camp  4 Adult Male      -21.00000; 165.00000    12 Nov 2001  G. Monteith  QM 
PBI_OON 00022638  NEW CALEDONIA      Me Maoya camp  1 Adult Female    1170  -21.36666; 165.33333  rainforest, litter  12 Nov 2002  G. Monteith  QM 
PBI_OON 00023425  NEW CALEDONIA  unknown  n/a  Plateau de Dogny  1 Adult Female    1085  -21.61666; 165.88333  rainforest, litter  16 Nov 2002  C. Burwell  QM 
PBI_OON 00023424  NEW CALEDONIA  unknown  n/a  Plateau de Dogny  1 Adult Female  Paratype  1085  -21.61666; 165.88333  rainforest, litter  16 Nov 2002  C. Burwell  QM 
PBI_OON 00022591  NEW CALEDONIA  unknown  n/a  Plateau de Dogny  1 Adult Male  Holotype  1085  -21.61666; 165.88333  rainforest, litter  16 Nov 2002  C. Burwell  QM 


 
 
 
 
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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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