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OONOPIDAE SPECIES DESCRIPTION
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Prethopalpus maini       Get publication



            Male (PBI_OON 46586). Total length 1.28. CEPHALOTHORAX: Carapace pale orange, without any pattern, elongate oval 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 light, needle-like, present in u-shaped row; non-marginal pars thoracica setae light, needle-like; marginal setae absent. Clypeus margin slightly rebordered, straight in front view, sloping forward in lateral view, median projection absent; setae present, light, needle-like. Chilum absent. Eyes absent. Sternum longer than wide, pale orange, uniform, not fused to carapace, median concavity absent, without 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 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 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, 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 white, without color pattern. Book lung covers large, ovoid, without setae, anterolateral edge unmodified. Posterior spiracles connected by groove. 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 weakly sclerotized, white, without color pattern, covering 1/2 to 3/4 of abdomen, more than 1/2 to most of abdomen width, not fused to epigastric scutum, middle surface smooth, sides smooth, anterior half without projecting denticles, dorsal scutum very week nearly not visible. Epigastric scutum weakly sclerotized, surrounding pedicel, not protruding, small lateral sclerites absent. Postepigastric scutum weakly sclerotized, white, long, semicircular, covering about 2/3 of abdominal length, fused to epigastric scutum, anterior margin unmodified, without posteriorly directed lateral apodemes, postepigastric scutum very week nearly the same color that soft parts of the abdomen.. Spinneret scutum absent. Dorsum setae present, light, needle-like. Epigastric area setae uniform, light, needle-like. Postepigastric area setae present, light, needle-like. Spinneret scutum without fringe of setae. Dense patch of setae anterior to spinnerets absent. Interscutal membrane without setae. Colulus represented only by setae. LEGS: white, without color pattern; femur IV not thickened, same size as femora I-III, patella plus tibia I longer 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, circular, 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 subbasally; patella longer than femur, slightly larger than femur, without prolateral row of ridges, setae unmodified, patella basally rounded and ventrally bulged; tibia trichobothria not examined; cymbium pale orange, 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 pale orange, more than 2 times as long as cymbium, slender, tapering apically, distal part bulb pyriform ventrally slightly bulged with narrowed excavated tip.
Prethopalpus maini, male carapace, dorsal view (image by BB, specimen ID: ---46586)

prethmainimpcard46586BB.tif

Prethopalpus maini, male carapace, lateral view (image by BB, specimen ID: ---46586)

prethmainimpcarl46586BB.tif

Prethopalpus maini, male habitus, dorsal view (image by BB, specimen ID: ---46586)

prethmainimphabd46586BB.tif

Prethopalpus maini, male habitus, lateral view (image by BB, specimen ID: ---46586)

prethmainimphabl46586BB.tif

Prethopalpus maini, male habitus, ventral view (image by BB, specimen ID: ---46586)

prethmainimphabv46586BB.tif

Prethopalpus maini, male palp, dorsal view (image by BB, specimen ID: ---46586)

prethmainimppald46586BB.tif

Prethopalpus maini, male palp, prolateral view (image by BB, specimen ID: ---46586)

prethmainimppalp46586BB.tif

Prethopalpus maini, male palp, retrolateral view (image by BB, specimen ID: ---46586)

prethmainimppalr46586BB.tif

Prethopalpus maini, male sternum, ventral view (image by BB, specimen ID: ---46586)

prethmainimpstev46586BB.tif

Prethopalpus maini, male carapace, anterior view (image by BB, specimen ID: ---46586)

prethmainimpcara46586BB.tif


            Female (PBI_OON 46590). Total length 1.16. As in male except as noted. CEPHALOTHORAX: Female palp claws absent; spines absent; tarsus unmodified, patella without prolateral row of ridges. ABDOMEN: Dorsal scutum dorsal scutum very week nearly not visible. Postepigastric scutum not fused to epigastric scutum, postepigastric scutum very week nearly the same color that soft parts of the abdomen.. LEGS: Leg spines absent. Tarsi I to IV superior claws tooth not examined in detail. Trichobothria not examined.
Prethopalpus maini, female carapace, lateral view (image by BB, specimen ID: ---46590)

prethmainifpcarl46590BB.tif

Prethopalpus maini, female habitus, dorsal view (image by BB, specimen ID: ---46590)

prethmainifphabd46590BB.tif

Prethopalpus maini, female habitus, lateral view (image by BB, specimen ID: ---46590)

prethmainifphabl46590BB.tif

Prethopalpus maini, female epigynum, epigynal area, ventral view (image by BB, specimen ID: ---46590)

prethmainifpepiv46590BB.tif

Prethopalpus maini, female carapace, dorsal view (image by BB, specimen ID: ---46590)

prethmainifpcard46590BB.tif

Prethopalpus maini, female habitus, ventral view (image by BB, specimen ID: ---46590)

prethmainifphabv46590BB.tif

Prethopalpus maini, female sternum, ventral view (image by BB, specimen ID: ---46590)

prethmainifpstev46590BB.tif

Prethopalpus maini, female carapace, anterior view (image by BB, specimen ID: ---46590)

prethmainifpcara46590BB.tif

 

DISTRIBUTION

AUSTRALIA
Prethopalpus maini 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 maini, 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 00046584  AUSTRALIA  Western Australia    Newman c. 100 km NW. , mining Area C, bore SF0147R 2300`49.2"S 11859`18.7"E  1 Adult Male    -93  -23.01361; 118.98833  troglofauna  17 Feb 2010  G. B. Pearson, M. K. Curran  WAMP 
PBI_OON 00046588  AUSTRALIA  Western Australia    Newman, c. 100 km NW. , mining Area C, bore SF0383R  1 Adult Female    -57  -22.98472; 118.85361  troglofauna  19 Mar 2010  J.S. Cocking, D.C. Main  WAMP 
PBI_OON 00046590  AUSTRALIA  Western Australia    Newman, c. 100 km NW. , mining Area C, bore SF0288R 2259`05.8"S 11849`06.4"E  1 Adult Female  Paratype  -27  -22.98472; 118.81833  troglofauna  27 Jun 2010  G. B. Pearson, M. K. Curran  WAMP 
PBI_OON 00046586  AUSTRALIA  Western Australia    Newman, c. 100 km NW. , mining Area C, bore SF0288R 2259`05.8"S 11849`06.4"E  1 Adult Male  Holotype  -27  -22.98472; 118.81833  troglofauna  18 Mar 2010  J.S. Cocking, D.C. Main  WAMP 
PBI_OON 00046583  AUSTRALIA  Western Australia    c. 100 km NW. of Newman, mining Area C, bore SF0140R 2300`35.2"S 11858`57.4"E  1 Adult Female    -56  -23.00972; 118.98250  troglofauna  16 Feb 2010  G.B. Pearson, D. C. Main  WAMP 


 
 
 
 
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