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OONOPIDAE SPECIES DESCRIPTION
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Ponsoonops bilzi       Get publication



            Male (PBI_OON_0031107). Total length 1.26. 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, well developed, eyes moderately reduced, all subequal, ALE oval, PME squared, PLE oval; posterior eye row procurved from both above and 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 longer than 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 abruptly narrowed, 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 anteromedian tip with simple protrusion, posteromedian part with broad triangular projection. ABDOMEN: ovoid, without long posterior extension, rounded posteriorly, inter-scutal membrane rows of small sclerotized platelets absent posteriorly; dorsum soft portions yellow-reddish ground color, with 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 more than 3/4 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, posterior margin convex. 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, 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 v2-2-2; II v3-2-2; IV p0-1-0. 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, flattened tube-like elongated, moderately curved prolaterad, longitudinally ribbed throughout the whole length, tip with irregularly formed with simple opening; 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 not examined; cymbium pale orange, 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 short cone-shaped, tarsal organ with 2 sensilla; bulb yellow, 1 to 1.5 times as long as cymbium, stout, spherical, distal part conductor originates at embolus base, broad lamelliform elongated with broad rounded tip, spiral surrounding embolus, inner surface transversally ribbed, longer than embolus.
Ponsoonops bilzi, male abdomen, anterior view (image by AO, specimen ID: ---31107)

ponsobilzimpabda31107AO.tif

Ponsoonops bilzi, male abdomen, dorsal view (image by AO, specimen ID: ---31107)

ponsobilzimpabdd31107AO.tif

Ponsoonops bilzi, male abdomen, ventral view (image by AO, specimen ID: ---31107)

ponsobilzimpabdv31107AO.tif

Ponsoonops bilzi, male carapace, dorsal view (image by AO, specimen ID: ---31107)

ponsobilzimpcard31107AO.tif

Ponsoonops bilzi, male carapace, lateral view (image by AO, specimen ID: ---31107)

ponsobilzimpcarl31107AO.tif

Ponsoonops bilzi, male habitus, dorsal view (image by AO, specimen ID: ---31107)

ponsobilzimphabd31107AO.tif

Ponsoonops bilzi, male palp, dorsal view (image by AO, specimen ID: ---31107)

ponsobilzimppald31107AO.tif

Ponsoonops bilzi, male palp, prolateral view (image by AO, specimen ID: ---31107)

ponsobilzimppalp31107AO.tif

Ponsoonops bilzi, male palp, retrolateral view (image by AO, specimen ID: ---31107)

ponsobilzimppalr31107AO.tif

Ponsoonops bilzi, male sternum, ventral view (image by AO, specimen ID: ---31107)

ponsobilzimpstev31107AO.tif

Ponsoonops bilzi, male embolus, dorsal view (image by AO, specimen ID: ---31107)

ponsobilzimsembd31107AO.tif

Ponsoonops bilzi, male embolus, retrolateral view (image by AO, specimen ID: ---31107)

ponsobilzimsembr31107AO.tif

Ponsoonops bilzi, male embolus opening, dorsal view (image by AO, specimen ID: ---31107)

ponsobilzimsemod31107AO.tif

Ponsoonops bilzi, male palp, dorsal view (image by AO, specimen ID: ---31107)

ponsobilzimspald31107AO.tif

Ponsoonops bilzi, male palp, retrolateral view (image by AO, specimen ID: ---31107)

ponsobilzimspalr31107AO.tif

Ponsoonops bilzi, male tarsal organ, palp, lateral view (image by AO, specimen ID: ---31107)

ponsobilzimstopl31107AO.tif

Ponsoonops bilzi, male embolus, prolateral view (image by AO, specimen ID: ---31107)

ponsobilzimsembp31107AO.tif

Ponsoonops bilzi, male embolus opening, prolateral view (image by AO, specimen ID: ---31107)

ponsobilzimsemop31107AO.tif

Ponsoonops bilzi, male palp, prolateral view (image by AO, specimen ID: ---31107)

ponsobilzimspalp31107AO.tif

Ponsoonops bilzi, male cymbium, dorsal view (image by AO, specimen ID: ---31107)

ponsobilzimscymd31107AO.tif


            Female (PBI_OON 49228). Total length 1.46. As in male except as noted. CEPHALOTHORAX: Eyes eyes moderately reduced, one available specimen only with 5 eyes (one PLE missing). 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 ground color, with dark purple net-like pattern, cardiac mark pale, posteriorly with two posteriad pale lines. Book lung covers round, connection of posterior spiracles by distal rim of postepigastric sclerite. Posterior spiracles connected by groove. Pedicel scutum not extending far dorsal of pedicel. Dorsal scutum absent. Epigastric scutum small lateral sclerites present, without lateral joints. Postepigastric scutum yellow, short, only around epigastric furrow, not fused to epigastric scutum. Spinneret scutum divided into 2 platelets. Colulus plate with 2 setae. Spinnerets: ALS: not examined; PMS: not examined; PLS: not examined. LEGS: patella plus tibia I longer than carapace, 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; r1-0-0; II p0-1-0; v4-2-2; IV p0-1-0; v1-0-2; r0-1-0; metatarsi: I p1-1-0; v2-2-2; r1-0-0; II p1-0-0; v2-2-2; IV p0-1-0; r0-1-0. Tarsi I to IV superior claws tooth not examined in detail. Trichobothria not examined. GENITALIA: Ventral view: externally inconspicuous, anterior sclerite and plate somewhat visible through epigastric scutum. Dorsal view: internally with large plate with short short lateral extensions, medially protruding, wider than long, covering anterior genitalic process, anterior genitalic process protruding anteriorly, narrowely and long stalked with distincly enlarged apex, originating from smaller plate (there are two smal plates), cluster of numerous and long filiform glands present at base of anterior genitalic process, posterior genitalic process (receptaculum) subspherical without remarkable duct, weakly sclerotized.
Ponsoonops bilzi, female abdomen, dorsal view (image by AO, specimen ID: ---49228)

ponsobilzifpabdd49228AO.tif

Ponsoonops bilzi, female abdomen, lateral view (image by AO, specimen ID: ---49228)

ponsobilzifpabdl49228AO.tif

Ponsoonops bilzi, female abdomen, ventral view (image by AO, specimen ID: ---49228)

ponsobilzifpabdv49228AO.tif

Ponsoonops bilzi, female carapace, anterior view (image by AO, specimen ID: ---49228)

ponsobilzifpcara49228AO.tif

Ponsoonops bilzi, female carapace, dorsal view (image by AO, specimen ID: ---49228)

ponsobilzifpcard49228AO.tif

Ponsoonops bilzi, female epigastric sclerite, dorsal view (image by AO, specimen ID: ---49228)

ponsobilzifpegsd49228AO.tif

Ponsoonops bilzi, female habitus, dorsal view (image by AO, specimen ID: ---49228)

ponsobilzifphabd49228AO.tif

Ponsoonops bilzi, female sternum, ventral view (image by AO, specimen ID: ---49228)

ponsobilzifpstev49228AO.tif

Ponsoonops bilzi, female internal female genitalia, dorsal view (image by AO, specimen ID: ---49228)

ponsobilzifpifgd49228AO.tif

Ponsoonops bilzi, female Receptaculum, dorsal view (image by AO, specimen ID: ---49228)

ponsobilzifprecd49228AO.tif

 

DISTRIBUTION

COSTA RICA
Ponsoonops bilzi 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 00031107  COSTA RICA  Heredia    9 km NE Vara Blanca  1 Adult Male  Holotype  1550  10.23333; -84.10000    15 Apr 2005  ALAS (Arthropods of La Selva Project)  INBIO 
PBI_OON 00049228  COSTA RICA  Limon    Parque Nacional Tortuguero  2 Adult Female      10.44208; -83.50575  wet forest, Leaf Litter  17 Apr 1983  D. Ubick  CDU 


 
 
 
 
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