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



            Male (PBI_OON 22621). Total length 1.58. 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 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, 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, with horizontal row of 6 setae; 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:0.056; PME:0.051; PLE:0.043, ALE largest, 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 for less than half their length, PLE-PME separated by less than PME radius. 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 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 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 about 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, and additional widely oval scutal ridge. 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, 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 without setae. Colulus represented only by setae. LEGS: yellow, femora and basal half of tibiae darkened; 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, femora femora darkened. Leg spines absent. Tarsi I to IV superior claws tooth not examined in detail. Tarsi I to IV with 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; 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 darkened, 0.32 mm long, 0.15 mm wide, connection to femur 0.16 mm; 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, without distal patch of setae; bulb pale orange, 1 to 1.5 times as long as cymbium, slender, elongated, distal part bulb ventrally slightly bulged, with triangular tip in retrolateral view..
Opopaea bicolor, male abdomen, anterior view (image by BB, specimen ID: ---22621)

opopabicolmpabda22621BB.tif

Opopaea bicolor, male carapace, anterior view (image by BB, specimen ID: ---22621)

opopabicolmpcara22621BB.tif

Opopaea bicolor, male carapace, dorsal view (image by BB, specimen ID: ---22621)

opopabicolmpcard22621BB.tif

Opopaea bicolor, male carapace, lateral view (image by BB, specimen ID: ---22621)

opopabicolmpcarl22621BB.tif

Opopaea bicolor, male habitus, dorsal view (image by BB, specimen ID: ---22621)

opopabicolmphabd22621BB.tif

Opopaea bicolor, male habitus, lateral view (image by BB, specimen ID: ---22621)

opopabicolmphabl22621BB.tif

Opopaea bicolor, male habitus, ventral view (image by BB, specimen ID: ---22621)

opopabicolmphabv22621BB.tif

Opopaea bicolor, male palp, dorsal view (image by BB, specimen ID: ---22621)

opopabicolmppald22621BB.tif

Opopaea bicolor, male palp, prolateral view (image by BB, specimen ID: ---22621)

opopabicolmppalp22621BB.tif

Opopaea bicolor, male palp, retrolateral view (image by BB, specimen ID: ---22621)

opopabicolmppalr22621BB.tif

Opopaea bicolor, male sternum, ventral view (image by BB, specimen ID: ---22621)

opopabicolmpstev22621BB.tif

Opopaea bicolor, male abdomen, ventral view (image by BB, specimen ID: ---23436)

OPOPABICOLmsabdv23436BB.tif

Opopaea bicolor, male bulb, prolateral view (image by BB, specimen ID: ---23436)

OPOPABICOLmsbulp23436BB.tif

Opopaea bicolor, male embolus, prolateral view (image by BB, specimen ID: ---23436)

OPOPABICOLmsembp23436BB.tif

Opopaea bicolor, male labium, ventral view (image by BB, specimen ID: ---23436)

OPOPABICOLmslabv23436BB.tif

Opopaea bicolor, male palp, dorsal view (image by BB, specimen ID: ---23436)

OPOPABICOLmspald23436BB.tif

Opopaea bicolor, male palp, prolateral view (image by BB, specimen ID: ---23436)

OPOPABICOLmspalp23436BB.tif

Opopaea bicolor, male sperm pore, ventral view (image by BB, specimen ID: ---23436)

OPOPABICOLmsspov23436BB.tif

Opopaea bicolor, male sternum, ventral view (image by BB, specimen ID: ---23436)

OPOPABICOLmsstev23436BB.tif


            Female (PBI_OON 23435). Total length 1.79. As in male except as noted. CEPHALOTHORAX: Carapace non-marginal pars thoracica setae with horizontal row of 6 setae. Eyes aLE:0.058; PME:0.039; PLE:0.037. Endites anteromedian tip unmodified, endites about twice as long as wide. Female palp claws absent; spines absent; tarsus unmodified, patella without prolateral row of ridges. ABDOMEN: Pedicel and additional widely oval scutal ridge. Postepigastric scutum not fused to epigastric scutum. LEGS: femora femora darkened. Leg spines absent. Tarsi I to IV superior claws tooth not examined in detail. Trichobothria not examined.
Opopaea bicolor, female habitus, dorsal view (image by BB, specimen ID: ---23435)

opopabicolfphabd23435BB.tif

Opopaea bicolor, female carapace, dorsal view (image by BB, specimen ID: ---23435)

opopabicolfpcard23435BB.tif

Opopaea bicolor, female carapace, lateral view (image by BB, specimen ID: ---23435)

opopabicolfpcarl23435BB.tif

Opopaea bicolor, female habitus, lateral view (image by BB, specimen ID: ---23435)

opopabicolfphabl23435BB.tif

Opopaea bicolor, female habitus, ventral view (image by BB, specimen ID: ---23435)

opopabicolfphabv23435BB.tif

Opopaea bicolor, female sternum, ventral view (image by BB, specimen ID: ---23435)

opopabicolfpstev23435BB.tif

Opopaea bicolor, female abdomen, ventral view (image by BB, specimen ID: ---23435)

opopabicolfpabdv23435BB.tif

Opopaea bicolor, female epigynum, epigynal area, ventral view (image by BB, specimen ID: ---23435)

opopabicolfpepiv23435BB.tif

Opopaea bicolor, female carapace, anterior view (image by BB, specimen ID: ---23435)

opopabicolfpcara23435BB.tif

Opopaea bicolor, female abdomen, anterior view (image by BB, specimen ID: ---23435)

opopabicolfpabda23435BB.tif

 

DISTRIBUTION

NEW CALEDONIA
Opopaea bicolor 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 bicolor, 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 00022625  NEW CALEDONIA      Gelima, 5 km S.  1 Adult Female    485  -21.58333; 165.98333  rainforest, litter  15 Nov 2002  G. Monteith  QM 
PBI_OON 00022621  NEW CALEDONIA      Col d'Amieu  1 Adult Male  Holotype  440  -21.55000; 165.83330  rainforest, litter  26 May 1987  R.J. Raven  QM 
PBI_OON 00023485  NEW CALEDONIA      Mt Mou base  1 Adult Female    350  -22.08333; 166.36666  rainforest, litter  04 Feb 2004  G. Monteith  QM 
PBI_OON 00023435  NEW CALEDONIA      Col d'Amieu  1 Adult Female  Paratype  440  -21.55000; 165.83330  rainforest, litter  26 May 1987  R.J. Raven  QM 
PBI_OON 00022652  NEW CALEDONIA      Cold'Amieu, 4 km N  1 Adult Female    300  -21.55000; 165.83333  litter  08 May 1984  G. Monteith, D. Cook  QM 
PBI_OON 00023447  NEW CALEDONIA  unknown  n/a  2km W Cold' Amieu Forestry Station  1 Adult Male    430  -21.55000; 165.83330  rainforest  26 May 1987  N. Platnick, R. Raven  AMNH 
PBI_OON 00023444  NEW CALEDONIA  unknown  n/a  Col des Rousettes  3 Adult Female    490  -21.45000; 165.46660  dry forest, litter  29 May 1987  N. Platnick, R. Raven  AMNH 
PBI_OON 00023445  NEW CALEDONIA  unknown  n/a  Col d'Amieu  1 Adult Female    400  -21.75000; 165.85000  rainforest, litter  31 Jul 1978  S., J. Peck  AMNH 
PBI_OON 00023445  NEW CALEDONIA  unknown  n/a  Col d'Amieu  1 Adult Male    400  -21.75000; 165.85000  rainforest, litter  31 Jul 1978  S., J. Peck  AMNH 
PBI_OON 00023447  NEW CALEDONIA  unknown  n/a  2km W Cold' Amieu Forestry Station  2 Adult Female    430  -21.55000; 165.83330  rainforest  26 May 1987  N. Platnick, R. Raven  AMNH 


 
 
 
 
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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