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OONOPIDAE SPECIES DESCRIPTION
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Prethopalpus khasi       Get publication



            Male (PBI_OON 23387). Total length 1.22. 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 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 finely reticulate, 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, 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, reduced, tiny, aLE:0.037; PME: 0.024; PLE:0.023, ALE largest, all eyes circular; posterior eye row straight from both above and front; ALE separated by their radius to diameter, ALE-PLE separated by less than ALE radius, PME separated by less than their radius, PLE-PME separated by less than PME radius. Sternum longer than wide, pale orange, uniform, fused to carapace, median concavity absent, without radial furrows between coxae I-II, II-III, III-IV, 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, endites twice as long as wide with tiny tooth-like projection.. 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, ribbed, 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, 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, short, almost rectangular, covering nearly full length of abdominal length, fused to epigastric scutum, anterior margin unmodified, with short 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 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, 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 yellow; 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, femur about 1.5 times as long as patella, connected subbasally, patella slightly swollen, bulb well separated from cymbium pyriform with thin medially bent embolus.; patella shorter than femur, enlarged, without prolateral row of ridges, setae unmodified; 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, 1 to 1.5 times as long as cymbium, slender, tapering apically.
Prethopalpus khasi, male carapace, dorsal view (image by BB, specimen ID: ---23387)

prethkhasimpcard23387BB.tif

Prethopalpus khasi, male habitus, lateral view (image by BB, specimen ID: ---23387)

prethkhasimphabl23387BB.tif

Prethopalpus khasi, male habitus, ventral view (image by BB, specimen ID: ---23387)

prethkhasimphabv23387BB.tif

Prethopalpus khasi, male carapace, anterior view (image by BB, specimen ID: ---23387)

prethkhasimpcara23387BB.tif

Prethopalpus khasi, male sternum, ventral view (image by BB, specimen ID: ---23387)

prethkhasimpstev23387BB.tif

Prethopalpus khasi, male carapace, lateral view (image by BB, specimen ID: ---23387)

prethkhasimpcarl23387BB.tif

Prethopalpus khasi, male palp, dorsal view (image by BB, specimen ID: ---23387)

prethkhasimppald23387BB.tif

Prethopalpus khasi, male palp, prolateral view (image by BB, specimen ID: ---23387)

prethkhasimppalp23387BB.tif

Prethopalpus khasi, male palp, retrolateral view (image by BB, specimen ID: ---23387)

prethkhasimppalr23387BB.tif

Prethopalpus khasi, male habitus, dorsal view (image by BB, specimen ID: ---23387)

prethkhasimphabd23387BB.tif

Prethopalpus khasi, male palp, dorsal view (image by BB, specimen ID: ---23387)

prethkhasimdpald23387BB.tif

Prethopalpus khasi, male palp, prolateral view (image by BB, specimen ID: ---23387)

prethkhasimdpalp23387BB.tif

Prethopalpus khasi, male palp, retrolateral view (image by BB, specimen ID: ---23387)

prethkhasimdpalr23387BB.tif

 

DISTRIBUTION

INDIA
Prethopalpus khasi coordinates
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MATERIAL EXAMINED
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PBI USI Country State Division Locality Sex Type Status Elevation(m) GPS Coordinate Habitat Collection_Date Collector Inst. Code
PBI_OON 00023387  INDIA  Meghalaya    Khasi Hills: Au-dessus de Shillong  2 Adult Male    1850  25.56666; 91.88333    25 Oct 1978  D. Burckhardt, I. Löbl  MHNG 


 
 
 
 
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