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OONOPIDAE SPECIES DESCRIPTION
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(Female redundant descriptions removed)
Aposphragisma draconigenum       Get publication



            Male (PBI-OON00015669). Total length 1.08. 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, carapace margin with sluice, reaching from posterior margin to level of coxa I, without radiating rows of pits; 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, setae arranged in a long u-shaped row reaching posterior edge of pars cephalica; each setae originating from the middle of a pitlike structure with partly swollen edges, especially pronounced at posterior edge of pars cephalica, where hair bases may appear denticle-like; non-marginal pars thoracica setae light, needle-like, very scattered; marginal setae light, needle-like, denticles at carapace margin represent modified hair bases, setae originating from anterior base of denticles, pointing anteriorly. Clypeus sinuous 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, a pair of long, needle-like setae on each half of the clypeus, with the inner ones longer than the outer ones, pointing inwards. Chilum absent. Eyes six, well developed, posterior eye-row tiny, ALE largest, ALE oval, PME circular, PLE circular; posterior eye row straight from above, procurved from front; ALE separated by their radius to diameter, ALE-PLE separated by less than ALE radius, PME touching throughout most of their length, PLE-PME separated by less than PME radius. Sternum longer than wide, pale orange, uniform, fused to carapace, median concavity absent, with radial furrows between coxae I-II, II-III, III-IV, radial furrow opposite coxae III absent, surface finely reticulate, without pits, microsculpture covering entire surface, sickle-shaped structures absent, anterior margin with continuous transverse groove, posterior margin extending posteriorly beyond anterior edges of coxae IV as single extension, anterior corner unmodified, distance between coxae approximately equal, lateral margins unmodified, without posterior hump, with infra-coxal grooves, but not possible to assess whether openings are present or not; radial furrows between coxae I-II, II-III and III-IV only very weakly developed, rather appearing as indentions of sternum margin; sternum microsculptures lobed / blossom-shaped; posterior end protruding as broad single extension; sternum surface setae originating from middle of microsculptures; setae abundant, light, needle-like, evenly scattered, originating from surface, without hair tufts. Mouthparts: Chelicerae, endites and labium pale orange. Chelicerae straight, inner margin of paturon anterior face distally with small toothlike projection (outgrowth of paturon promargin), pointing inwards; promargin without teeth; fangs without tooth-like projections, directed posteriorly, shape normal, without prominent basal process, tip unmodified; setae light, needle-like, evenly scattered; paturon inner margin with scattered setae, distal region unmodified, promargin with row of flattened setae, inner margin unmodified. Labium triangular, fused to sternum, anterior margin deeply incised, same as sternum in sclerotization; subdistal portion with unmodified setae, ventral surface with 5 needle-like setae: two subdistal setae (one on each side of labium incision) and a transverse line of 3 more proximal setae. Endites distally not excavated, anteromedian tip unmodified, 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, elliptical, without setae, anterolateral edge unmodified, elongated elliptical, with parallel sides, about 3x longer than wide. Posterior spiracles connected by groove. Pedicel tube short, ribbed, scuto-pedicel region with widely oval scutal ridge, scutum not extending far dorsal of pedicel, plumose hairs absent, matted setae on anterior ventral abdomen in pedicel area absent, pedicel tube finely ribbed. 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 smooth, sides smooth, anterior half without projecting denticles, surface smooth, but bases of setae appearing pitlike, giving a punctate impression. 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, laterally widened. 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 long setae. Dense patch of setae anterior to spinnerets absent. Interscutal membrane with setae. Colulus present. 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 ventral scopula absent, metatarsi I and II meso-apical comb absent , metatarsi III and IV weak ventral scopula absent, femora in dorsal view: femora I-II procurved, femur III more or less straight, femur IV recurved, tibiae tibia III & IV with a cluster of special hairs on ventral apex, metatarsi special hairs on ventral apex of metatarsi III & IV short, dagger-like, with coarsely serrated lateral margins; dorsal apex of metatarsi I-IV with small, shieldlike appendage. Leg spines absent. Tarsi I to IV superior claws tooth not examined in detail. Tarsi I to IV without inferior claw. Trichobothria examined with Compound microscope; tibia: each with three; metatarsus: each with one. GENITALIA: Epigastric region with sperm pore small, oval, situated between anterior and posterior spiracles, rebordered; furrow without omega-shaped insertions, without setae. Palp normal size, not strongly sclerotized, right and left palps symmetrical, proximal segments pale orange; embolus dark, prolateral excavation absent; trochanter unmodified; femur normal size, two or more times as long as trochanter, without posteriorly rounded lateral dilation, attaching to patella basally; patella shorter than femur, not enlarged, without prolateral row of ridges, setae unmodified; tibia trichobothria with 3 trichobothria; cymbium yellow, ovoid in dorsal view, fused with bulb but with clearly defined seam between, not extending beyond distal tip of bulb, plumose setae absent, without stout setae, with distal patch of setae; bulb yellow, 1 to 1.5 times as long as cymbium, stout, tapering apically, colour pale, with pale orangish tinge, distal part bulb-conductor complex "gamasomorphic"; anterodorsally with very small conical extension; Bulbus distally with two appendages, the more dorsal embolus and a more ventral second appendage ('conductor'): embolus dark, lamellar, almost as long as bulb, tip flattened, conductor tapering towards pointed tip, slighlty shorter than embolus; embolus-conductor-complex mesially bent in dorsal view, fitting into the continuous transverse groove at anterior margin of sternum.
Aposphragisma draconigenum, male abdomen, anterior view (image by MT, specimen ID: ---15669)

apospdracompabda15669MT.tif

Aposphragisma draconigenum, male abdomen, lateral view (image by MT, specimen ID: ---15669)

apospdracompabdl15669MT.tif

Aposphragisma draconigenum, male abdomen, posterior view (image by MT, specimen ID: ---15669)

apospdracompabdT15669MT.tif

Aposphragisma draconigenum, male carapace, anterior view (image by MT, specimen ID: ---15669)

apospdracompcara15669MT.tif

Aposphragisma draconigenum, male carapace, posterior view (image by MT, specimen ID: ---15669)

apospdracompcarT15669MT.tif

Aposphragisma draconigenum, male carapace, lateral view (image by MT, specimen ID: ---15669)

apospdracompcarl15669MT.tif

Aposphragisma draconigenum, male carapace, dorsal view (image by MT, specimen ID: ---15669)

apospdracompcard15669MT.tif

Aposphragisma draconigenum, male abdomen, ventral view (image by MT, specimen ID: ---15669)

apospdracompabdv15669MT.tif

Aposphragisma draconigenum, male sternum, ventral view (image by MT, specimen ID: ---15669)

apospdracompstev15669MT.tif

Aposphragisma draconigenum, male palp, prolateral view (image by MT, specimen ID: ---15669)

apospdracomdpalp15669MT.tif

Aposphragisma draconigenum, male palp, prolateral view (image by MT, specimen ID: ---15669)

apospdracomppalp15669MT.tif


            Female (PBI-OON00015669). Total length 1.19. As in male except as noted. CEPHALOTHORAX: Carapace carapace margin with sluice, reaching from posterior margin to level of coxa I; non-marginal pars cephalica setae setae arranged in a long u-shaped row reaching posterior edge of pars cephalica; each setae originating from the middle of a pitlike structure with partly swollen edges, especially pronounced at posterior edge of pars cephalica, where hair bases may appear denticle-like; non-marginal pars thoracica setae very scattered; marginal setae denticles at carapace margin represent modified hair bases, setae originating from anterior base of denticles, pointing anteriorly. Clypeus setae a pair of long, needle-like setae on each half of the clypeus, with the inner ones longer than the outer ones, pointing inwards. Eyes posterior eye row tiny; posterior eye row recurved from above, straight from front. Sternum with infra-coxal grooves, but not possible to assess whether openings are present or not; radial furrows between coxae I-II, II-III and III-IV only very weakly developed, rather appearing as indentions of sternum margin; sternum microsculptures lobed / blossom-shaped; posterior end protruding as broad single extension; sternum surface setae originating from middle of microsculptures. Mouthparts: retromargin without teeth. Labium ventral surface with 5 needle-like setae: two subdistal setae (one on each side of labium incision) and a transverse line of 3 more proximal setae. Female palp claws absent; spines absent; tarsus unmodified, patella without prolateral row of ridges. ABDOMEN: Book lung covers elongated, about 3-4x longer than wide. Pedicel dorsal part of epigastric scutum with subterminal ridge (=widely oval scutal ridge). Dorsal scutum surface smooth, but bases of setae appearing pitlike, giving a punctate impression. Epigastric scutum with u-shaped / curved ridge on posterolateral part, rather faint. Postepigastric scutum not fused to epigastric scutum, with short posteriorly directed lateral apodemes. Spinneret scutum laterally not widened. LEGS: femora in dorsal view: femora I-II procurved, femur III more or less straight, femur IV recurved, tibiae tibia III & Tibia IV with specialized hairs on ventral apex, metatarsi special hairs on ventral apex of metatarsi III & IV short, dagger-like, with coarsely serrated lateral margins; dorsal apex of metatarsi I-IV with small, shieldlike appendage. Leg spines absent. Tarsi I to IV superior claws tooth not examined in detail. Trichobothria examined with Compound microscope.
Aposphragisma draconigenum, female abdomen, posterior view (image by MT, specimen ID: ---31385)

apospdracofpabdT31385MT.tif

Aposphragisma draconigenum, female abdomen, lateral view (image by MT, specimen ID: ---31385)

apospdracofpabdl31385MT.tif

Aposphragisma draconigenum, female carapace, anterior view (image by MT, specimen ID: ---31385)

apospdracofpcara31385MT.tif

Aposphragisma draconigenum, female abdomen, ventral view (image by MT, specimen ID: ---31385)

apospdracofpabdv31385MT.tif

Aposphragisma draconigenum, female habitus, dorsal view (image by MT, specimen ID: ---31385)

apospdracofphabd31385MT.tif

Aposphragisma draconigenum, female carapace, dorsal view (image by MT, specimen ID: ---31385)

apospdracofpcard31385MT.tif

Aposphragisma draconigenum, female carapace, lateral view (image by MT, specimen ID: ---31385)

apospdracofpcarl31385MT.tif

Aposphragisma draconigenum, female habitus, lateral view (image by MT, specimen ID: ---31385)

apospdracofphabl31385MT.tif

Aposphragisma draconigenum, female habitus, ventral view (image by MT, specimen ID: ---31385)

apospdracofphabv31385MT.tif

Aposphragisma draconigenum, female sternum, ventral view (image by MT, specimen ID: ---31385)

apospdracofpstev31385MT.tif

 

DISTRIBUTION

MALAYSIA
Aposphragisma draconigenum 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 00015669  MALAYSIA  Johor  Pulau Tioman  2 km E of Kampung Genting, westside of Mount Kajang  1 Adult Male  Holotype  400  2.78333; 104.13333    02 Jul 2001  A. Schultz, K. Vock  MHNG 
PBI_OON 00031385  MALAYSIA  Johor  Pulau Tioman  2 km E of Kampung Genting, westside of Mount Kajang  1 Adult Female  Paratype  400  2.78333; 104.13333    02 Jul 2001  A. Schultz, K. Vock  MHNG 


 
 
 
 
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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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