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OONOPIDAE SPECIES DESCRIPTION
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Prethopalpus boltoni       Get publication



            Male (PBI_OON 46552). Total length 1.18. CEPHALOTHORAX: Carapace yellow, 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 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, rebordered, without denticles; plumose setae near posterior margin of pars thoracica absent; non-marginal pars cephalica setae absent; non-marginal pars thoracica setae absent; marginal setae absent. Clypeus margin slightly rebordered, straight in front view, vertical in lateral view, median projection absent; setae absent. Chilum absent. Eyes absent. Sternum longer than wide, yellow, 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 finely punctuate, without pits, microsculpture covering entire surface, 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, light, needle-like, evenly scattered, originating from surface, without hair tufts. Mouthparts: Chelicerae, endites and labium yellow. 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, directed medially. 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 booklungs not visible (abdomen in bad condition). 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, yellow, almost semicircular, only around epigastric furrow, fused to epigastric scutum, anterior margin unmodified, without posteriorly directed lateral apodemes. Spinneret scutum not visible (abdomen in bad condition). Dorsum setae present, light, needle-like. Epigastric area setae uniform, light, needle-like. Postepigastric area setae present, light, needle-like. Dense patch of setae anterior to spinnerets absent. LEGS: white, without color pattern; femur IV not thickened, same size as 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. 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, circular, situated in front of anterior spiracles, unmodified; furrow without omega-shaped insertions, without setae. Palp normal size, not strongly sclerotized, right and left palps symmetrical, proximal segments yellow; embolus dark, 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 subbasally; patella about as long as femur, slightly larger than femur, without prolateral row of ridges, setae unmodified, patella slightly bulged ventrally, with conical base; tibia trichobothria not examined; cymbium yellow, ovoid in dorsal view, not fused with bulb, not extending beyond distal tip of bulb, plumose setae absent, without stout setae, without distal patch of setae; bulb yellow, more than 2 times as long as cymbium, slender, tapering apically, middle part bulb only slightly bulged ventrally with narrow curled tip.
Prethopalpus boltoni, male carapace, dorsal view (image by BB, specimen ID: ---46552)

prethboltompcard46552BB.tif

Prethopalpus boltoni, male carapace, anterior view (image by BB, specimen ID: ---46552)

prethboltompcara46552BB.tif

Prethopalpus boltoni, male carapace, lateral view (image by BB, specimen ID: ---46552)

prethboltompcarl46552BB.tif

Prethopalpus boltoni, male habitus, dorsal view (image by BB, specimen ID: ---46552)

prethboltomphabd46552BB.tif

Prethopalpus boltoni, male habitus, lateral view (image by BB, specimen ID: ---46552)

prethboltomphabl46552BB.tif

Prethopalpus boltoni, male habitus, ventral view (image by BB, specimen ID: ---46552)

prethboltomphabv46552BB.tif

Prethopalpus boltoni, male palp, dorsal view (image by BB, specimen ID: ---46552)

prethboltomppald46552BB.tif

Prethopalpus boltoni, male palp, prolateral view (image by BB, specimen ID: ---46552)

prethboltomppalp46552BB.tif

Prethopalpus boltoni, male palp, retrolateral view (image by BB, specimen ID: ---46552)

prethboltomppalr46552BB.tif

Prethopalpus boltoni, male sternum, ventral view (image by BB, specimen ID: ---46552)

prethboltompstev46552BB.tif


            Female (PBI_OON 18856). Total length 1.29. As in male except as noted. CEPHALOTHORAX: Female palp claws absent; spines absent; tarsus unmodified, patella without prolateral row of ridges. ABDOMEN: Book lung covers booklungs not visible (abdomen in bad condition). Epigastric scutum without lateral joints. Spinneret scutum not visible (abdomen in bad condition). LEGS: Leg spines absent. Tarsi I to IV superior claws tooth not examined in detail. Trichobothria not examined. GENITALIA: Ventral view: epigastric area with broad slit-like epigynal opening, internal genital structure with free, needle-like anterior sclerite and a long sinuous posterior tube, posterior part reaching half the distance to grove of posterior spiracles.
Prethopalpus boltoni, female abdomen, ventral view (image by BB, specimen ID: ---18865)

prethboltofpabdv18865BB.tif

Prethopalpus boltoni, female carapace, anterior view (image by BB, specimen ID: ---18865)

prethboltofpcara18865BB.tif

Prethopalpus boltoni, female carapace, dorsal view (image by BB, specimen ID: ---18865)

prethboltofpcard18865BB.tif

Prethopalpus boltoni, female carapace, lateral view (image by BB, specimen ID: ---18865)

prethboltofpcarl18865BB.tif

Prethopalpus boltoni, female epigynum, epigynal area, ventral view (image by BB, specimen ID: ---18865)

prethboltofpepiv18865BB.tif

Prethopalpus boltoni, female habitus, dorsal view (image by BB, specimen ID: ---18865)

prethboltofphabd18865BB.tif

Prethopalpus boltoni, female habitus, lateral view (image by BB, specimen ID: ---18865)

prethboltofphabl18865BB.tif

Prethopalpus boltoni, female habitus, ventral view (image by BB, specimen ID: ---18865)

prethboltofphabv18865BB.tif

Prethopalpus boltoni, female sternum, ventral view (image by BB, specimen ID: ---18865)

prethboltofpstev18865BB.tif

 

DISTRIBUTION

AUSTRALIA
Prethopalpus boltoni 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 Prethopalpus boltoni, 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 00018856  AUSTRALIA  Western Australia    Hope Downs, 35 km NW of Newman  1 Adult Female      -23.11666; 119.53333    13 Mar 2008  P. Bolton, C. Weston  WAMP 
PBI_OON 00046552  AUSTRALIA  Western Australia    Hope Downs, 35 km NW of Newman  1 Adult Male  Holotype    -23.11666; 119.53333    16 Feb 2009  P. Bolton, J. Puglisi  WAMP 


 
 
 
 
The American Museum of Natural History, New York, in collaboration with
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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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