Welcome Locality Data Entry        | Links | About Oonopidae | Outreach | Sign In 
Home | Project Description | Investigators | Species Pages |
Home >> Species Pages >>
OONOPIDAE SPECIES DESCRIPTION
(1) List all species     
OR       (2) Search by: Select the genus
Select the species
(Female redundant descriptions removed)
Aposphragisma menzi       Get publication



            Male (PBI_OON00031382). Total length 1.37. CEPHALOTHORAX: Carapace orange-brown, 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 smooth, thorax without depressions, fovea absent, carapace margin: sluice restricted to posterior margin, 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 appear denticle-like; non-marginal pars thoracica setae absent; marginal setae light, needle-like, denticles at carapace margin represent modified hair bases; setae originating from anterior face 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 being longer than the outer ones. Chilum absent. Eyes six, well developed, posterior eye-row very slightly recurved in dorsal view, ALE largest, all eyes oval; 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, orange-brown, 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 coarsely reticulate, without pits, microsculpture everywhere but middle, 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, infra-coxal grooves present, but not possible to assess whether anterior and posterior openings 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 (close resemblence with MT001); sternum surface setae originating from middle of microsculptures, smooth middle strip without setae, marginal setae originating from surface; posterior edge of sternum protruding as single extension, covered with blunt denticles; setae abundant, light, needle-like, evenly scattered, originating from surface, without hair tufts. Mouthparts: Chelicerae, endites and labium orange-brown. Chelicerae straight, inner margin of paturon anterior face distally with small toothlike projection (outgrowth of paturon promargin), pointing inwards; promargin with row of flattened setae in combination with plumose setae, proximally folded to a ridge with median groove, covering about 2/3 of margin length and distally ending in rounded projection; 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 distal region unmodified, promargin with row of flattened setae. 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, outer margin subdistally with a pair of long setae, those being distally flattened and feathered and their tips bent inwards. 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, about 3-4x longer than wide, rather pear- or dumbbell shaped (sides slightly concave). 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. Dorsal scutum strongly sclerotized, orange-brown, 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 setae bases appear as small pits, giving punctate impression. Epigastric scutum strongly sclerotized, surrounding pedicel, not protruding, small lateral sclerites absent. Postepigastric scutum strongly sclerotized, orange-brown, 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. 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, small sclerite with a pair of setae. 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 metatarsi III & IV with a cluster of dagger like hairs on ventral apex with 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 SEM; tibia: each with three; metatarsus: each with one; base longitudinally narrowed, aperture internal texture grate-like, hood covered by numerous low, closely spaced ridges. 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; 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 pale orange, ovoid in dorsal view, not fused with bulb, not extending beyond distal tip of bulb, plumose setae absent, with distal patch of setae, colour honey-yellow; bulb pale orange, 1 to 1.5 times as long as cymbium, stout, tapering apically, distal part male palp "gamasomorphic"; anterodorsal with conical extension; Bulbus distally with two lamellar processes, the more dorsal embolus and a more ventral second process ('conductor'): embolus-conductor-complex medially bent in dorsal view, fitting into the continuous transverse groove at anterior margin of sternum..
Aposphragisma menzi, male habitus, dorsal view (image by MT, specimen ID: ---31391)

apospmenzimphabd31391MT.tif

Aposphragisma menzi, male habitus, lateral view (image by MT, specimen ID: ---31391)

apospmenzimphabl31391MT.tif

Aposphragisma menzi, male habitus, ventral view (image by MT, specimen ID: ---31391)

apospmenzimphabv31391MT.tif

Aposphragisma menzi, male sternum, ventral view (image by MT, specimen ID: ---31391)

apospmenzimpstev31391MT.tif


            Female (PBI_OON00031382). Total length 1.47. As in male except as noted. CEPHALOTHORAX: Carapace carapace margin: sluice restricted to posterior margin; 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 appear denticle-like; marginal setae denticles at carapace margin represent modified hair bases, setae originating from anterior face of denticles, pointing anteriorly. Clypeus setae a pair of long, needle-like setae on each half of the clypeus, with the inner ones being longer than the outer ones. Eyes posterior eye-row very slightly recurved in dorsal view. Sternum lateral margin with infra-coxal grooves and anterior and posterior openings, infra-coxal grooves present, but not possible to assess whether anterior and posterior openings 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 (close resemblence with MT001); sternum surface setae originating from middle of microsculptures, smooth middle strip without setae, marginal setae originating from surface; posterior edge of sternum protruding as single extension, covered with blunt denticles. Mouthparts: Chelicerae slightly divergent. 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. Endites outer margin subdistally with a pair of long setae, those being distally flattened and feathered and their tips bent inwards. Female palp claws absent; spines absent; tarsus unmodified, patella without prolateral row of ridges. ABDOMEN: Book lung covers elongated, about 3x longer than wide, rather pear- or dumbbell shaped. Dorsal scutum surface smooth, but setae bases appear as small pits, giving punctate impression. Epigastric scutum without lateral joints, posterolateral part with row of longitudinal ridges. Postepigastric scutum not fused to epigastric scutum, with short posteriorly directed lateral apodemes. Epigastric area setae uniform, light, needle-like. Colulus small sclerite with a pair of setae. LEGS: tibia IV specialized hairs on ventral apex present, 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 metatarsi III & IV with a cluster of dagger like hairs on ventral apex with 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. GENITALIA: Dorsal view: thoma et al. (2014): "Dorsal view (Figs. 31FG): receptaculum (re) triangular shaped with rounded posterior edge, laterally framed by long rectangular sclerites i.e. lateral apodemes (lap); apodemes distally weakly sclerotized and thus looking rather short in ventral view at stereomicroscope level; globular appendix (gap) lying dorsally of receptaculum about half as long as receptaculum; lateral and median part of receptaculum dorsally covered with papillae (pap);(...).".
 

DISTRIBUTION

INDONESIA
Aposphragisma menzi 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 Aposphragisma menzi, 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 00031381  INDONESIA  Kalimantan Timur  Berau District  Hutan Wisata Sei Tangap  1 Adult Male  Paratype  30  2.13444; 117.41083  primary forest  02 Oct 2008  P. Schwendinger  AMNH 
PBI_OON 00031389  INDONESIA  Kalimantan Timur  Berau District  Kampung Suaran  1 Adult Male  Holotype  50  1.99500; 117.60083  primary forest, Limestone  01 Oct 2008  P. Schwendinger  MHNG 
PBI_OON 00031380  INDONESIA  Kalimantan Timur  Berau District  Kampung Suaran  1 Adult Female  Paratype  50  1.99500; 117.60083  primary forest, Limestone  01 Oct 2008  P. Schwendinger  MHNG 
PBI_OON 00031388  INDONESIA  Kalimantan Timur  Berau District  Hutan Wisata Sei Tangap  1 Adult Female  Paratype  30  2.13444; 117.41083  primary forest  02 Oct 2008  P. Schwendinger  MHNG 
PBI_OON 00031391  INDONESIA  Kalimantan Timur  Berau District  About 45 km N of Tanjungredeb, 1 km off road Tanjungredeb - Tanjungselor  1 Adult Female  Paratype  190  2.49250; 117.47944  primary forest  29 Sept 2008  P. Schwendinger  NMBE 
PBI_OON 00031380  INDONESIA  Kalimantan Timur  Berau District  Kampung Suaran  2 Adult Male  Paratype  50  1.99500; 117.60083  primary forest, Limestone  01 Oct 2008  P. Schwendinger  MHNG 
PBI_OON 00031388  INDONESIA  Kalimantan Timur  Berau District  Hutan Wisata Sei Tangap  1 Adult Male  Paratype  30  2.13444; 117.41083  primary forest  02 Oct 2008  P. Schwendinger  MHNG 
PBI_OON 00031391  INDONESIA  Kalimantan Timur  Berau District  About 45 km N of Tanjungredeb, 1 km off road Tanjungredeb - Tanjungselor  2 Adult Male  Paratype  190  2.49250; 117.47944  primary forest  29 Sept 2008  P. Schwendinger  NMBE 
PBI_OON 00031382  INDONESIA  Kalimantan Timur  Berau District  About 45 km N of Tanjungredeb, 1 km off road Tanjungredeb - Tanjungselor  1 Adult Male    190  2.49250; 117.47944  primary forest  29 Sept 2008  P. Schwendinger  MHNG 
PBI_OON 00031390  INDONESIA  Kalimantan Timur  Berau District  About 45 km N of Tanjungredeb, 1 km off road Tanjungredeb - Tanjungselor  1 Adult Female  Paratype  190  2.49250; 117.47944  primary forest  29 Sept 2008  P. Schwendinger  MHNG 


 
 
 
 
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
 
©Copyright 2006-2022. All Rights Reserved.
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.
If the format of any material on the website interferes with your ability to access that material, please contact us at [email protected]