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OONOPIDAE SPECIES DESCRIPTION
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Ponsoonops samadam       Get publication



            Male (PBI_OON_0031097). Total length 1.12. CEPHALOTHORAX: Carapace pale orange, without any pattern, broadly oval 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 finely reticulate, sides finely reticulate, thorax without depressions, fovea absent, without radiating rows of pits; lateral margin undulate, rebordered, without denticles; plumose setae near posterior margin of pars thoracica absent; non-marginal pars cephalica setae needle-like, present, scattered; non-marginal pars thoracica setae needle-like; marginal setae needle-like. Clypeus margin slightly rebordered, curved downwards in front view, vertical in lateral view, high, ALE separated from edge of carapace by their radius or more, median projection absent; setae present, needle-like. Chilum absent. Eyes six, reduced, tiny, eyes only moderately reduced, all subequal, 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 for less than half their length, PLE-PME separated by PME radius to PME diameter. Sternum as long as wide, pale orange, uniform, not fused to carapace, median concavity absent, with 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, distance between coxae approximately equal, extensions of pre-coxal triangles present, lateral margins unmodified, without posterior hump; setae sparse, needle-like, evenly scattered, originating from surface, without hair tufts. Mouthparts: Chelicerae, endites and labium pale orange. Chelicerae slightly divergent, anterior face unmodified; fangs without tooth-like projections, directed medially, shape normal, without prominent basal process, tip unmodified; setae needle-like, evenly scattered; paturon inner margin with pairs of enlarged setae, distal region unmodified, posterior surface unmodified, inner margin unmodified, laminate groove absent. Labium rectangular, fused to sternum, anterior margin indented at middle, same as sternum in sclerotization; with 3-5 setae on anterior margin, subdistal portion with unmodified setae. Endites distally not excavated, same as sternum in sclerotization, endites posteromedian part with triangular projection. ABDOMEN: ovoid, without long posterior extension, rounded posteriorly, inter-scutal membrane rows of small sclerotized platelets absent posteriorly; dorsum soft portions yellowish ground color, anterolaterally with narrow dark purple stripes, other parts with irregular brown-purple net-like pattern, cardiac mark pale, posteriorly with two posteriad pale lines. Book lung covers large, ovoid, without setae, anterolateral edge unmodified. Posterior spiracles not connected by groove. Pedicel tube short, ribbed, 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, pale orange, without color pattern, covering about 1/2 of abdomen, between 1/4 and 1/2 abdomen width, fused to epigastric scutum, middle surface smooth, sides smooth, anterior half without projecting denticles, narrow rectangular. Epigastric scutum weakly sclerotized, surrounding pedicel, not protruding, small lateral sclerites absent. Postepigastric scutum weakly sclerotized, pale orange, short, almost rectangular, covering about 1/2 of abdominal length, fused to epigastric scutum, anterior margin unmodified, without posteriorly directed lateral apodemes. Spinneret scutum present, incomplete ring, divided into 2 platelets. Dorsum setae present, needle-like. Epigastric area setae uniform, needle-like. Postepigastric area setae present, needle-like. Spinneret scutum without fringe of setae. Dense patch of setae anterior to spinnerets absent. Interscutal membrane with setae. Colulus present, small plate with 2 setae. Spinnerets: ALS: not examined; PMS: not examined; PLS: not examined. LEGS: pale orange, 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, tibiae emerit's glands not examined, metatarsi metatarsi I and II distoventrally with patch of short setae, tarsi pairs of special setae with distinct flattened clawlike apexes present on tarsi III, IV. Leg spination (only surfaces bearing spines listed, all spines longer than segment width): femora: I p0-1-1; II p0-0-1; tibiae: I v4-2-2; II v4-2-1p; metatarsi: I, II v2-2-2. 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 large, triangular with rounded angles, 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 dark, prolateral excavation absent, broad tube-shaped, distally moderately curved prolaterad, distal part narrowed, tip irregularly plate-like enlarged; trochanter normal size, 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 basally moderately inflated, trichobothria with 2 trichobothria; cymbium yellow, narrow 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, cymbial cone not detected, tarsal organ with 2 sensilla; bulb pale orange, 1 to 1.5 times as long as cymbium, stout, tapering apically, distal part conductor originates prolaterally at embolus base, narrow lamelliform elongated, simply pointed, as long as embolus.
Ponsoonops samadam, male abdomen, anterior view (image by AO, specimen ID: ---31097)

ponsosamadmpabda31097AO.tif

Ponsoonops samadam, male abdomen, dorsal view (image by AO, specimen ID: ---31097)

ponsosamadmpabdd31097AO.tif

Ponsoonops samadam, male abdomen, lateral view (image by AO, specimen ID: ---31097)

ponsosamadmpabdl31097AO.tif

Ponsoonops samadam, male abdomen, ventral view (image by AO, specimen ID: ---31097)

ponsosamadmpabdv31097AO.tif

Ponsoonops samadam, male carapace, anterior view (image by AO, specimen ID: ---31097)

ponsosamadmpcara31097AO.tif

Ponsoonops samadam, male carapace, dorsal view (image by AO, specimen ID: ---31097)

ponsosamadmpcard31097AO.tif

Ponsoonops samadam, male carapace, lateral view (image by AO, specimen ID: ---31097)

ponsosamadmpcarl31097AO.tif

Ponsoonops samadam, male habitus, dorsal view (image by AO, specimen ID: ---31097)

ponsosamadmphabd31097AO.tif

Ponsoonops samadam, male palp, dorsal view (image by AO, specimen ID: ---31097)

ponsosamadmppald31097AO.tif

Ponsoonops samadam, male palp, prolateral view (image by AO, specimen ID: ---31097)

ponsosamadmppalp31097AO.tif

Ponsoonops samadam, male sternum, ventral view (image by AO, specimen ID: ---31097)

ponsosamadmpstev31097AO.tif

Ponsoonops samadam, male bulb, retrolateral view (image by AO, specimen ID: ---31097)

ponsosamadmsbulr31097AO.tif

Ponsoonops samadam, male embolus, dorsal view (image by AO, specimen ID: ---31097)

ponsosamadmsembd31097AO.tif

Ponsoonops samadam, male embolus, prolateral view (image by AO, specimen ID: ---31097)

ponsosamadmsembp31097AO.tif

Ponsoonops samadam, male embolus, retrolateral view (image by AO, specimen ID: ---31097)

ponsosamadmsembr31097AO.tif

Ponsoonops samadam, male embolus opening, dorsal view (image by AO, specimen ID: ---31097)

ponsosamadmsemod31097AO.tif

Ponsoonops samadam, male embolus opening, prolateral view (image by AO, specimen ID: ---31097)

ponsosamadmsemop31097AO.tif

Ponsoonops samadam, male palp, dorsal view (image by AO, specimen ID: ---31097)

ponsosamadmspald31097AO.tif

Ponsoonops samadam, male palp, prolateral view (image by AO, specimen ID: ---31097)

ponsosamadmspalp31097AO.tif

Ponsoonops samadam, male palp, retrolateral view (image by AO, specimen ID: ---31097)

ponsosamadmspalr31097AO.tif

Ponsoonops samadam, male tarsal organ, palp, dorsal view (image by AO, specimen ID: ---31097)

ponsosamadmstopd31097AO.tif

Ponsoonops samadam, male palp, retrolateral view (image by AO, specimen ID: ---31097)

ponsosamadmppalr31097AO.tif


            Female (PBI_OON 49182). Total length 1.36. As in male except as noted. CEPHALOTHORAX: Eyes well developed, PME squared; posterior eye row procurved from above; PME touching throughout most of their length. Labium (not obvious, but seems to be moderately fused to sternum). Endites anteromedian tip unmodified, posteromedian part unmodified. Female palp claws absent; spines absent; tarsus unmodified, patella without prolateral row of ridges. ABDOMEN: dorsum soft portions yellow-reddish ground color, anterolaterally with narrow dark purple stripes, other parts fine-mashed, cardiac mark pale. Book lung covers connection of posterior spiracles by distal rim of postepigastric sclerite. Pedicel scutum not extending far dorsal of pedicel. Dorsal scutum absent. Epigastric scutum small lateral sclerites present, without lateral joints. Postepigastric scutum short, only around epigastric furrow, not fused to epigastric scutum. Spinneret scutum divided into 2 platelets. Colulus small plate with 2 setae. Spinnerets: ALS: not examined; PMS: not examined; PLS: not examined. LEGS: tibiae emerit's glands not examined, tarsi pairs of special setae with distinct flattened clawlike apexes present on tarsi III, IV. Leg spination (only surfaces bearing spines listed, all spines longer than segment width): femora: I p0-1-1; II p0-0-1; tibiae: I p1-1-0; v4-2-2; II p0-1-0; v4-2-2; IV p1-1-0; v0-0-2; r1-1-0; metatarsi: I, II p1-0-0; v2-2-2; IV p1-1-0; r1-1-0. Tarsi I to IV superior claws tooth not examined in detail. Trichobothria not examined. GENITALIA: Ventral view: externally inconspicuous, anterior sclerite and plates somewhat visible through epigastric scutum. Dorsal view: internally with large w-shaped plate with short broad lateral extensions, medially protruding, wider than long, covering anterior genitalic process, anterior genitalic process protruding anteriorly, narrowly stalked with membranous lamelliform enlarged apex, originating from smaller plate, cluster of only few filiform glands present at base of anterior genitalic process, posterior genitalic process (receptaculum) long duct-like, ribbed, weakly sclerotized.
Ponsoonops samadam, female epigastric sclerite, dorsal view (image by AO, specimen ID: ---49182)

ponsosamadfpegsd49182AO.tif

Ponsoonops samadam, female internal female genitalia, dorsal view (image by AO, specimen ID: ---49182)

ponsosamadfpifgd49182AO.tif

Ponsoonops samadam, female abdomen, anterior view (image by AO, specimen ID: ---49182)

ponsosamadfpabda49182AO.tif

Ponsoonops samadam, female abdomen, dorsal view (image by AO, specimen ID: ---49182)

ponsosamadfpabdd49182AO.tif

Ponsoonops samadam, female abdomen, lateral view (image by AO, specimen ID: ---49182)

ponsosamadfpabdl49182AO.tif

Ponsoonops samadam, female abdomen, ventral view (image by AO, specimen ID: ---49182)

ponsosamadfpabdv49182AO.tif

Ponsoonops samadam, female carapace, anterior view (image by AO, specimen ID: ---49182)

ponsosamadfpcara49182AO.tif

Ponsoonops samadam, female carapace, dorsal view (image by AO, specimen ID: ---49182)

ponsosamadfpcard49182AO.tif

Ponsoonops samadam, female carapace, lateral view (image by AO, specimen ID: ---49182)

ponsosamadfpcarl49182AO.tif

Ponsoonops samadam, female sternum, ventral view (image by AO, specimen ID: ---49182)

ponsosamadfpstev49182AO.tif

 

DISTRIBUTION

COSTA RICA
Ponsoonops samadam 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 00049182  COSTA RICA  Alajuela    Melo, Upala  2 Juvenile sex unknown      10.88333; -85.00000    01 Jan 1700  unknown  INBIO 
PBI_OON 00049182  COSTA RICA  Alajuela    Melo, Upala  1 Adult Female      10.88333; -85.00000    01 Jan 1700  unknown  INBIO 
PBI_OON 00031097  COSTA RICA  Heredia    16 km SSE La Virgen  2 Adult Male  Holotype  1150  10.26666; -84.08333    15 Mar 2001  C. Viquez  INBIO 


 
 
 
 
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The Field Museum of Natural History, Chicago   George Washington University, Washington DC
 
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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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