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OONOPIDAE SPECIES DESCRIPTION
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(Female redundant descriptions removed)
Ischnothyreus monteithi       Get publication



            Male (PBI_OON 5633). Total length 1.54. CEPHALOTHORAX: Carapace olive-green, with dark brown egg-shaped patches behind eyes, broadly oval in dorsal view, pars cephalica strongly elevated in lateral view, anteriorly narrowed to between 0.5 and 0.75 times its maximum width, 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 strongly reticulate, sides strongly reticulate, thorax without depressions, fovea absent, without radiating rows of pits; lateral margin straight, smooth, without denticles; plumose setae near posterior margin of pars thoracica absent; non-marginal pars cephalica setae dark, needle-like, present, scattered; non-marginal pars thoracica setae absent; marginal setae absent. Clypeus margin unmodified, curved downwards in front view, vertical in lateral view, low, ALE separated from edge of carapace by less than their radius, median projection absent; setae present, dark, needle-like. Eyes six, well developed, ALE largest, ALE circular, PME oval, PLE oval; posterior eye row procurved from both above and front; ALE touching, ALE-PLE touching, PME touching throughout most of their length, PLE-PME touching. Sternum longer than wide, olive-green, 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 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 present, lateral margins unmodified, without posterior hump; setae sparse, dark, needle-like, evenly scattered, originating from surface, without hair tufts. Mouthparts: Chelicerae, endites and labium pale orange. Chelicerae slightly divergent, anterior face unmodified; promargin with three or more teeth, retromargin without teeth; fangs without tooth-like projections, directed medially, shape normal, without prominent basal process, tip unmodified; setae dark, needle-like, evenly scattered; paturon inner margin with scattered setae, distal region unmodified, posterior surface unmodified, promargin unmodified, inner margin with medial denticles, laminate groove absent. Labium elongated hexagon, not fused to sternum, anterior margin indented at middle, same as sternum in sclerotization; with 6 or more setae on anterior margin, subdistal portion with unmodified setae. Endites distally not excavated, 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 pale orange, without color pattern. Book lung covers large, elliptical, without setae, anterolateral edge unmodified. Posterior spiracles not connected by groove. Pedicel tube short, unmodified, scuto-pedicel region unmodified, scutum 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, brown, without color pattern, covering more than 3/4 of abdomen, more than 1/2 to most of abdomen width, not fused to epigastric scutum, middle surface finely reticulate, sides finely reticulate, 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 about 2/3 of abdominal length, fused to epigastric scutum, anterior margin unmodified, without posteriorly directed lateral apodemes. Spinneret scutum present, incomplete ring. Dorsum setae present, dark, needle-like. Epigastric area setae uniform, dark, needle-like. Postepigastric area setae present, dark, needle-like. Spinneret scutum with fringe of needle-like setae. Dense patch of setae anterior to spinnerets absent. Interscutal membrane with setae. LEGS: pale orange, without color pattern; femur IV not thickened, same size as femora I-III, patella plus tibia I shorter than carapace. Leg spination (only surfaces bearing spines listed, all spines longer than segment width): femora: I p0-2-0; II p0-1-0; tibiae: I, II p2-2-0; v2-2-0; metatarsi: I, II p1-1-0; v1-1-0. Tarsi I to IV superior claws tooth not examined in detail. Trichobothria examined with Compound microscope; tibia: each with three; metatarsus: each with one. GENITALIA: Epigastric region with sperm pore large, triangular with rounded angles, situated at level of anterior spiracles, unmodified; furrow with pair of omega-shaped insertions, without setae. Palp normal size, strongly sclerotized, right and left palps symmetrical, proximal segments dark red-brown; embolus dark, prolateral excavation absent; trochanter normal size, with ventral projection; femur normal size, shorter than trochanter, without posteriorly rounded lateral dilation, attaching to patella basally; patella about as long as femur, not enlarged, without prolateral row of ridges, setae unmodified; tibia trichobothria with 3 trichobothria; cymbium dark red-brown, 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, without distal patch of setae; bulb dark red-brown, more than 2 times as long as cymbium, stout, tapering apically.

            Female (PBI_OON 5622). Total length 1.65. As in male except as noted. CEPHALOTHORAX: Carapace without any pattern, pars cephalica slightly elevated in lateral view, anteriorly narrowed to 0.49 times its maximum width or less. Endites anteromedian tip unmodified. Female palp claws absent; spines absent; tarsus unmodified, patella without prolateral row of ridges. ABDOMEN: Pedicel scutum not extending far dorsal of pedicel. Epigastric scutum small lateral sclerites present, without lateral joints. Postepigastric scutum widely hexagonal, only around epigastric furrow, not fused to epigastric scutum, with short posteriorly directed lateral apodemes. Dense patch of setae anterior to spinnerets present. Colulus present. LEGS: orange. Leg spination (only surfaces bearing spines listed, all spines longer than segment width): femora: I p0-2-0; II p0-1-0; tibiae: I, II p2-2-0; v2-2-0; metatarsi: I, II p1-1-0; v1-1-0. Tarsi I to IV superior claws tooth not examined in detail. Trichobothria examined with Compound microscope.
 

DISTRIBUTION

AUSTRALIA
Ischnothyreus monteithi 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 Ischnothyreus monteithi, Discover Life Map
 

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 00020613  AUSTRALIA  Queensland    Mt Fisher, summit  1 Adult Male    1360  -17.56666; 145.56666  rainforest  08 Feb 1999  G. Monteith  QM 
  AUSTRALIA  Queensland    Black Mt, 17km ESE Julatten  2 Adult Female    900  -16.65000; 145.48330  rainforest  29 Apr 1982  G. Monteith, D. Yeates, D. Cook  QM 
PBI_OON 00022075  AUSTRALIA  Queensland    Vine Creek, Majors Mt  1 Adult Male    1100  -17.67633; 145.53370  rainforest  24 Nov 1994  G. Monteith  QM 
PBI_OON 00026279  AUSTRALIA  Queensland    Bellenden Ker Ra, Summit TV Stn  1 Adult Male    1560  -17.26667; 145.85000  rainforest  28 Oct 1983  G. Monteith, D. Yeates, G. Thompson  QM 
PBI_OON 00022153  AUSTRALIA  Queensland    Bellenden Ker Ra, Summit TV Stn  1 Adult Male    1560  -17.26667; 145.85000  rainforest  01 Nov 1981  EARTHWATCH/Qld Museum  QM 
PBI_OON 00021770  AUSTRALIA  Queensland    Cardwell Ra, Mt Macalister  1 Adult Male    900  -18.30000; 145.93330  rainforest  19 Dec 1986  G. Monteith, G. Thompson, D. Hamlet  QM 
PBI_OON 00022238  AUSTRALIA  Queensland    Saddle Mt  2 Adult Female    640  -16.81667; 145.66670  rainforest  03 Nov 1995  G. Monteith, D. Cook  QM 
PBI_OON 00022039  AUSTRALIA  Queensland    Charmillin Ck  2 Adult Male    940  -17.70000; 145.51670  rainforest  01 Dec 1997  G. Monteith  QM 
PBI_OON 00022138  AUSTRALIA  Queensland    Mt Williams, 1 km ENE  1 Adult Female    800  -16.90767; 145.66900  rainforest  02 Dec 1993  G. Monteith, H. Janetzki  QM 
PBI_OON 00025934  AUSTRALIA  Queensland    Bellenden Ker Ra, cable tower 3  1 Adult Male    1054  -17.26667; 145.85000  rainforest, Leaf Litter  17 Oct 1981  EARTHWATCH/Qld Museum  QM 
PBI_OON 00020882  AUSTRALIA  Queensland    Copperlode Dam Rd  1 Adult Female      -16.97500; 145.70833  rainforest  23 Jul 1992  R. Raven, P. Lawless, E. Lawless, M. Shaw  QM 
PBI_OON 00025781  AUSTRALIA  Queensland    Douglas Ck, Lamb Ra  1 Adult Female    900  -17.10000; 145.61670  rainforest  12 Oct 1982  G. Monteith, D. Yeates, G. Thompson  QM 
  AUSTRALIA  Queensland    Black Mt, 17km ESE Julatten  2 Adult Male    900  -16.65000; 145.48330  rainforest  29 Apr 1982  G. Monteith, D. Yeates, D. Cook  QM 
PBI_OON 00020867  AUSTRALIA  Queensland    Mt Murray Prior  1 Adult Female    770  -16.93333; 145.85000  Casuarina  07 Dec 1998  G. Monteith  QM 
PBI_OON 00025952  AUSTRALIA  Queensland    Sluice Ck,9km WSW Millaa Millaa  2 Adult Female    1150  -17.51667; 145.51670  Casuarina  05 Dec 1988  G. Monteith, G. Thompson  QM 
PBI_OON 00022154  AUSTRALIA  Queensland    Bellenden Ker Ra, Westgid Ck (N Branch)  1 Adult Female    100  -17.26667; 145.90000  Casuarina  01 Nov 1981  EARTHWATCH/Qld Museum  QM 
PBI_OON 00021743  AUSTRALIA  Queensland    Mt Lewis Rd,16km from H'way  1 Adult Female    950  ;   Casuarina  18 Dec 1989  G. Monteith, G. Thompson  QM 
PBI_OON 00022239  AUSTRALIA  Queensland    Saddle Mt  3 Adult Male    640  -16.81667; 145.66670  Casuarina  03 Nov 1995  G. Monteith, D. Cook  QM 
PBI_OON 00022039  AUSTRALIA  Queensland    Charmillin Ck  1 Adult Female    940  -17.70000; 145.51670  Casuarina  01 Dec 1997  G. Monteith  QM 
PBI_OON 00022135  AUSTRALIA  Queensland    U Boulder Ck, Walter Hill Ra  2 Adult Male    1000  -17.83333; 145.90000  Casuarina  07 Dec 1989  G. Monteith, G. Thompson, H. Janetzki  QM 
PBI_OON 00005633  AUSTRALIA  Queensland    Wooroonooran NP, Mt Bartle Frere, western side on track to summit  1 Adult Male  Holotype  1000  ;   rainforest, Leaf Litter  23 Apr 2009  H. Wood  CAS 
PBI_OON 00005552  AUSTRALIA  Queensland    Cardwell SF, Murray Falls boardwalk  1 Adult Male      -18.15250; 145.81777  rainforest, Leaf Litter  02 May 2009  K. Edward & P. Cullen  QM 
PBI_OON 00026272  AUSTRALIA  Queensland    Bell Peak North  4 Adult Female    950  -17.10000; 145.88330  rainforest  13 Oct 1982  G. Monteith, D. Yeates, G. Thompson  QM 
  AUSTRALIA  Queensland    Mt Edith Road  1 Adult Female    900  -17.10500; 145.61166  rainforest  30 May 2008  G. Monteith  QM 
PBI_OON 00007155  AUSTRALIA  Queensland    Mt Kooroomool saddle, 7 km S  1 Adult Male    860  -17.90000; 145.68333  rainforest  03 Dec 1998  G. Monteith  QM 
PBI_OON 00025952  AUSTRALIA  Queensland    Sluice Ck,9km WSW Millaa Millaa  1 Adult Male    1150  -17.51667; 145.51670  rainforest  05 Dec 1988  G. Monteith, G. Thompson  QM 
PBI_OON 00021983  AUSTRALIA  Queensland    Tooloombah Ck, (NQ 41)  1 Adult Female      -22.70500; 149.56670  rainforest  29 Jul 1992  R. Raven, P. Lawless, E. Lawless, M. Shaw  QM 
PBI_OON 00022150  AUSTRALIA  Queensland    Bellenden Ker Ra, cable tower 3  2 Adult Male    1054  -17.26667; 145.85000  rainforest  25 Oct 1981  EARTHWATCH/Qld Museum  QM 
PBI_OON 00022023  AUSTRALIA  Queensland    Lambs Head, East end  1 Adult Female    1180  -17.03333; 145.66670  rainforest  29 Nov 1993  G. Monteith, H. Janetzki  QM 
PBI_OON 00022218  AUSTRALIA  Queensland    Chujeba Peak summit, 7km SW Redlynch  1 Adult Male    750  -16.93333; 145.65000  rainforest  14 Dec 1989  G. Monteith, G. Thompson  QM 
PBI_OON 00022133  AUSTRALIA  Queensland    Mt Pieter-Botte summit  1 Adult Male    950  -16.08333; 145.40000  rainforest  21 Nov 1993  G. Monteith, H. Janetzki  QM 
PBI_OON 00005622  AUSTRALIA  Queensland    Wooroonooran NP, Mt Bartle Frere, western side on track to summit  1 Adult Female  Paratype  1000  ;   rainforest, Leaf Litter  23 Apr 2009  H. Wood  CAS 
PBI_OON 00022175  AUSTRALIA  Queensland    Bellenden Ker Ra, summit  1 Adult Female    1560  -17.26472; 145.85805  rainforest  08 Oct 1991  G. Monteith, H. Janetzki  QM 
PBI_OON 00025802  AUSTRALIA  Queensland    Mt Bartle Frere, Sth Peak summit  1 Adult Female      -17.40000; 145.81666  rainforest  06 Nov 1981  EARTHWATCH/Qld Museum  QM 
PBI_OON 00026270  AUSTRALIA  Queensland    Bell Peak North  2 Adult Female    950  -17.10000; 145.88330  rainforest  13 Oct 1982  G. Monteith, D. Yeates, G. Thompson  QM 
PBI_OON 00020613  AUSTRALIA  Queensland    Mt Fisher, summit  2 Adult Female    1360  -17.56666; 145.56666  rainforest  08 Feb 1999  G. Monteith  QM 
PBI_OON 00026275  AUSTRALIA  Queensland    Mt Fisher,7km SW Millaa Millaa,Whiteing Rd  1 Adult Male    1200  -17.55000; 145.56670  rainforest  05 May 1983  G. Monteith, D. Yeates  QM 
PBI_OON 00021983  AUSTRALIA  Queensland    Tooloombah Ck, (NQ 41)  1 Adult Male      -22.70500; 149.56670  rainforest  29 Jul 1992  R. Raven, P. Lawless, E. Lawless, M. Shaw  QM 
PBI_OON 00022150  AUSTRALIA  Queensland    Bellenden Ker Ra, cable tower 3  2 Adult Female    1054  -17.26667; 145.85000  rainforest  25 Oct 1981  EARTHWATCH/Qld Museum  QM 
PBI_OON 00021757  AUSTRALIA  Queensland    Curtain Fig tower, 2km SW Yungaburra  1 Adult Female    750  -17.28333; 145.58330  rainforest  25 Dec 1989  G. Monteith  QM 
PBI_OON 00021710  AUSTRALIA  Queensland    Maalan Rd, 2km S Palmerston H'way  1 Adult Male      -17.60000; 145.70000  rainforest  18 May 1995  G. Monteith  QM 
PBI_OON 00022173  AUSTRALIA  Queensland    Mt Williams 0.5km NW  4 Adult Male    870  -16.91667; 145.66670  rainforest  28 Nov 1997  G. Monteith  QM 
PBI_OON 00022241  AUSTRALIA  Queensland    Mt Kooroomool summit, 7 km S, site 2  2 Adult Female    1000  -17.90150; 145.67580  rainforest  04 Dec 1998  G. Monteith  QM 
PBI_OON 00025878  AUSTRALIA  Queensland    Bellenden Ker Ra, Cableway Base Stn  1 Adult Female    100  -17.26667; 145.90000  rainforest, Leaf Litter  17 Oct 1981  EARTHWATCH/Qld Museum  QM 
PBI_OON 00022178  AUSTRALIA  Queensland    Lake Eacham [Crater Lakes] NP  2 Adult Female    760  -17.28277; 145.62916  rainforest  09 Dec 1989  G. Monteith, G. Thompson, H. Janetzki  QM 
PBI_OON 00026270  AUSTRALIA  Queensland    Bell Peak North  2 Adult Male    950  -17.10000; 145.88330  rainforest  13 Oct 1982  G. Monteith, D. Yeates, G. Thompson  QM 


 
 
 
 
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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