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OONOPIDAE SPECIES DESCRIPTION
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(Female redundant descriptions removed)
Scaphidysderina palenque       Get publication



            Male (PBI_OON 16660). Total length 2.13. CEPHALOTHORAX: Carapace red-brown, without any pattern, 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, sides granulate, thorax without depressions, fovea absent, elevated portion of pars cephalica with low tubercles around midline, surrounded by U-shaped smooth area, without radiating rows of pits; lateral margin straight, rebordered, with sharply pointed denticles; plumose setae near posterior margin of pars thoracica absent; non-marginal pars cephalica setae light, needle-like, present, scattered; non-marginal pars thoracica setae light, needle-like; marginal setae light, needle-like. Clypeus margin strongly rebordered, sinuous in front view, vertical in lateral view, high, ALE separated from edge of carapace by their radius or more, median projection present; setae present, light, needle-like. Chilum undivided, fused to clypeus, without seam, enlarged to form very long proboscis. Eyes six, well developed, ALE largest, ALE oval, PME squared, PLE oval; posterior eye row recurved 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 wider than long, orange-brown, 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, without pits, microsculpture everywhere but front, 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, lateral margin with infra-coxal grooves and anterior and posterior openings, distance between coxae approximately equal, extensions of pre-coxal triangles absent, lateral margins with bridges to coxae, without posterior hump, surface crenulated, depressions separated by anastomosing ridges; setae sparse, light, needle-like, densest laterally, originating from surface, without hair tufts. Mouthparts: Chelicerae, endites and labium orange-brown. Chelicerae slightly divergent, anterior face with swelling, proximal two-thirds of paturon medially excavated, inner margin of excavation bearing heavily sclerotized spine extending back toward clypeus; without teeth on both promargin and retromargin; fangs without tooth-like projections, directed medially, shape normal, without prominent basal process, tip unmodified; setae light, needle-like, densest medially; paturon inner margin with pairs of enlarged setae, distal region unmodified, posterior surface unmodified, promargin with row of flattened setae, inner margin unmodified, laminate groove absent. Labium triangular, 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 excavated, serrula present in single row, posteromedian part unmodified, same as sternum in sclerotization, anteromedian part with short ventral and longer dorsal projections, dorsal projection originating just distal to lateral notch. 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, ovoid, without setae, anterolateral edge unmodified. Posterior spiracles not connected by groove. Pedicel tube medium, 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 strongly sclerotized, pale orange, without color pattern, covering full length of abdomen, more than 1/2 to most of abdomen width, not fused to epigastric scutum, middle surface smooth, sides smooth, anterior half without projecting denticles. Epigastric scutum strongly sclerotized, surrounding pedicel, not protruding, small lateral sclerites absent. Postepigastric scutum strongly sclerotized, pale orange, almost semicircular, covering about 3/4 of abdominal length, fused to epigastric scutum, anterior margin unmodified, with short posteriorly directed lateral apodemes. Spinneret scutum absent. Dorsum setae present, dark, needle-like. Epigastric area setae uniform, dark, needle-like. Postepigastric area setae present, dark, needle-like. Dense patch of setae anterior to spinnerets absent. Interscutal membrane with setae. Colulus present, tiny, with pair of setae. Spinnerets: ALS: bisegmented; PMS: unisegmented; PLS: bisegmented. LEGS: orange-brown, 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 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. Leg spination (only surfaces bearing spines listed, all spines longer than segment width): femora: I p0-0-2; r0-1-1; II p0-0-1; r0-0-1; tibiae: I v4-4-2; II v4-4-1p; metatarsi: I v2-2-2; II v2-2-1p. 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 small, triangular with rounded angles, 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, boatlikem with short tip; trochanter minute, 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 not examined; cymbium yellow, ovoid in dorsal view, completely fused with bulb, no seam visible, not extending beyond distal tip of bulb, plumose setae absent, without stout setae, without distal patch of setae; bulb yellow, 1 to 1.5 times as long as cymbium, stout, elongated.
Scaphidysderina palenque, male bulb, ventral view (image by ND, specimen ID: ---10566)

Scadypalenmpbulv10566ND.tif

Scaphidysderina palenque, male carapace, anterior view (image by ND, specimen ID: ---10566)

Scadypalenmpcara10566ND.tif

Scaphidysderina palenque, male carapace, dorsal view (image by ND, specimen ID: ---10566)

Scadypalenmpcard10566ND.tif

Scaphidysderina palenque, male endites, lateral view (image by ND, specimen ID: ---10566)

Scadypalenmpendl10566ND.tif

Scaphidysderina palenque, male palp, prolateral view (image by ND, specimen ID: ---10566)

Scadypalenmppalp10566ND.tif

Scaphidysderina palenque, male palp, retrolateral view (image by ND, specimen ID: ---10566)

Scadypalenmppalr10566ND.tif

Scaphidysderina palenque, male sternum, ventral view (image by ND, specimen ID: ---10566)

Scadypalenmpstev10566ND.tif

Scaphidysderina palenque, male carapace, anterior view (image by ND, specimen ID: ---16659)

Scadypalenmscara16659ND.tif

Scaphidysderina palenque, male carapace, dorsal view (image by ND, specimen ID: ---16659)

Scadypalenmscard16659ND.tif

Scaphidysderina palenque, male endites, ventral view (image by ND, specimen ID: ---16659)

Scadypalenmsendv16659ND.tif

Scaphidysderina palenque, male trichobothrium, metatarsus III, dorsal view (image by ND, specimen ID: ---16659)

Scadypalenmstm3d16659ND.tif

Scaphidysderina palenque, male ALS, posterior view (image by ND, specimen ID: ---16659)

Scadypalenmsalst16659ND.tif

Scaphidysderina palenque, male PLS, posterior view (image by ND, specimen ID: ---16659)

Scadypalenmsplst16659ND.tif

Scaphidysderina palenque, male PMS, posterior view (image by ND, specimen ID: ---16659)

Scadypalenmspmst16659ND.tif

Scaphidysderina palenque, male spinnerets, posterior view (image by ND, specimen ID: ---16659)

Scadypalenmsspit16659ND.tif

Scaphidysderina palenque, male sternum, ventral view (image by ND, specimen ID: ---16659)

Scadypalenmsstev16659ND.tif

Scaphidysderina palenque, male carapace, lateral view (image by ND, specimen ID: ---16659)

Scadypalenmscarl16659ND.tif

Scaphidysderina palenque, male leg I, prolateral view (image by ND, specimen ID: ---16659)

Scadypalenmsle1p16659ND.tif

Scaphidysderina palenque, male leg II, prolateral view (image by ND, specimen ID: ---16659)

Scadypalenmsle2p16659ND.tif

Scaphidysderina palenque, male leg III, retrolateral view (image by ND, specimen ID: ---16659)

Scadypalenmsle3r16659ND.tif

Scaphidysderina palenque, male leg IV, retrolateral view (image by ND, specimen ID: ---16659)

Scadypalenmsle4r16659ND.tif

Scaphidysderina palenque, male tarsal organ, leg I, dorsal view (image by ND, specimen ID: ---16659)

Scadypalenmsto1d16659ND.tif

Scaphidysderina palenque, male tarsal organ, leg II, dorsal view (image by ND, specimen ID: ---16659)

Scadypalenmsto2d16659ND.tif

Scaphidysderina palenque, male tarsal organ, leg III, dorsal view (image by ND, specimen ID: ---16659)

Scadypalenmsto3d16659ND.tif

Scaphidysderina palenque, male tarsal organ, leg IV, dorsal view (image by ND, specimen ID: ---16659)

Scadypalenmsto4d16659ND.tif

Scaphidysderina palenque, male claws, leg II, anterior view (image by ND, specimen ID: ---16659)

Scadypalenmscl2a16659ND.tif

Scaphidysderina palenque, male claws, leg II, lateral view (image by ND, specimen ID: ---16659)

Scadypalenmscl2l16659ND.tif

Scaphidysderina palenque, male claws, leg IV, anterior view (image by ND, specimen ID: ---16659)

Scadypalenmscl4a16659ND.tif

Scaphidysderina palenque, male claws, leg IV, lateral view (image by ND, specimen ID: ---16659)

Scadypalenmscl4l16659ND.tif

Scaphidysderina palenque, male claws, leg III, anterior view (image by ND, specimen ID: ---16659)

Scadypalenmscl3a16659ND.tif

Scaphidysderina palenque, male claws, leg III, lateral view (image by ND, specimen ID: ---16659)

Scadypalenmscl3l16659ND.tif

Scaphidysderina palenque, male sperm pore, ventral view (image by ND, specimen ID: ---16659)

Scadypalenmsspov16659ND.tif

Scaphidysderina palenque, male embolus, ventral view (image by ND, specimen ID: ---16659)

Scadypalenmsembv16659ND.tif

Scaphidysderina palenque, male palp, prolateral view (image by ND, specimen ID: ---16659)

Scadypalenmspalp16659ND.tif

Scaphidysderina palenque, male palp, retrolateral view (image by ND, specimen ID: ---16659)

Scadypalenmspalr16659ND.tif

Scaphidysderina palenque, male tarsal organ, palp, dorsal view (image by ND, specimen ID: ---16659)

Scadypalenmstopd16659ND.tif

Scaphidysderina palenque, male chelicerae, anterior view (image by ND, specimen ID: ---16659)

Scadypalenmschea16659ND.tif

Scaphidysderina palenque, male chelicerae, posterior view (image by ND, specimen ID: ---16659)

Scadypalenmschet16659ND.tif

Scaphidysderina palenque, male endites, dorsal view (image by ND, specimen ID: ---16659)

Scadypalenmsendd16659ND.tif

Scaphidysderina palenque, male labium, anterior view (image by ND, specimen ID: ---16659)

Scadypalenmslaba16659ND.tif

Scaphidysderina palenque, male claws, leg I, anterior view (image by ND, specimen ID: ---16659)

Scadypalenmscl1a16659ND.tif

Scaphidysderina palenque, male claws, leg I, lateral view (image by ND, specimen ID: ---16659)

Scadypalenmscl1l16659ND.tif

Scaphidysderina palenque, male palpal tibia, dorsal view (image by ND, specimen ID: ---16659)

Scadypalenmsptid16659ND.tif


            Female (PBI_OON 16657). Total length 2.35. As in male except as noted. CEPHALOTHORAX: Carapace elevated portion of pars cephalica with low tubercles around midline, surrounded by U-shaped smooth area. Chilum fused to clypeus, without seam, triangular, extending distance about equal to clypeal height. Sternum surface crenulated, depressions separated by anastomosing ridges. Mouthparts: Chelicerae anterior ledge slight, rounded; with one tooth on both promargin and retromargin. Endites distally not excavated, anteromedian tip unmodified. Female palp claws absent; spines absent; tarsus unmodified, patella without prolateral row of ridges. ABDOMEN: Dorsal scutum absent. Epigastric scutum without lateral joints. Postepigastric scutum covering about 1/2 of abdominal length, not fused to epigastric scutum. Colulus tiny, with pair of setae. Spinnerets: ALS: bisegmented; PMS: unisegmented; PLS: bisegmented. LEGS: Leg spination (only surfaces bearing spines listed, all spines longer than segment width): femora: I, II p0-0-2; r0-1-1; tibiae: I, II v4-4-2; metatarsi: I v2-2-2; II v2-2-1p. Tarsi I to IV superior claws tooth not examined in detail. Trichobothria not examined. GENITALIA: Shape: without unsclerotized atrium, with strong anterior tube.
Scaphidysderina palenque, female abdomen, lateral view (image by ND, specimen ID: ---00063)

Scadypalenfpabdl00063ND.tif

Scaphidysderina palenque, female abdomen, ventral view (image by ND, specimen ID: ---00063)

Scadypalenfpabdv00063ND.tif

Scaphidysderina palenque, female carapace, anterior view (image by ND, specimen ID: ---00063)

Scadypalenfpcara00063ND.tif

Scaphidysderina palenque, female epigynum, epigynal area, ventral view (image by ND, specimen ID: ---00063)

Scadypalenfpepiv00063ND.tif

Scaphidysderina palenque, female internal female genitalia, dorsal view (image by ND, specimen ID: ---00063)

Scadypalenfpifgd00063ND.tif

Scaphidysderina palenque, female internal female genitalia, ventral view (image by ND, specimen ID: ---00063)

Scadypalenfpifgv00063ND.tif

Scaphidysderina palenque, female carapace, dorsal view (image by ND, specimen ID: ---16661)

Scadypalenfscard16661ND.tif

Scaphidysderina palenque, female carapace, lateral view (image by ND, specimen ID: ---16661)

Scadypalenfscarl16661ND.tif

Scaphidysderina palenque, female carapace, anterior view (image by ND, specimen ID: ---16661)

Scadypalenfscara16661ND.tif

Scaphidysderina palenque, female leg I, prolateral view (image by ND, specimen ID: ---16661)

Scadypalenfsle1p16661ND.tif

Scaphidysderina palenque, female leg II, prolateral view (image by ND, specimen ID: ---16661)

Scadypalenfsle2p16661ND.tif

Scaphidysderina palenque, female leg III, retrolateral view (image by ND, specimen ID: ---16661)

Scadypalenfsle3r16661ND.tif

Scaphidysderina palenque, female leg IV, retrolateral view (image by ND, specimen ID: ---16661)

Scadypalenfsle4r16661ND.tif

Scaphidysderina palenque, female endites, ventral view (image by ND, specimen ID: ---16661)

Scadypalenfsendv16661ND.tif

Scaphidysderina palenque, female sternum, ventral view (image by ND, specimen ID: ---16661)

Scadypalenfsstev16661ND.tif

Scaphidysderina palenque, female tarsal organ, leg I, dorsal view (image by ND, specimen ID: ---16661)

Scadypalenfsto1d16661ND.tif

Scaphidysderina palenque, female tarsal organ, leg III, dorsal view (image by ND, specimen ID: ---16661)

Scadypalenfsto3d16661ND.tif

Scaphidysderina palenque, female tarsal organ, leg IV, dorsal view (image by ND, specimen ID: ---16661)

Scadypalenfsto4d16661ND.tif

Scaphidysderina palenque, female ALS, posterior view (image by ND, specimen ID: ---16661)

Scadypalenfsalst16661ND.tif

Scaphidysderina palenque, female PLS, posterior view (image by ND, specimen ID: ---16661)

Scadypalenfsplst16661ND.tif

Scaphidysderina palenque, female PMS, posterior view (image by ND, specimen ID: ---16661)

Scadypalenfspmst16661ND.tif

Scaphidysderina palenque, female spinnerets, posterior view (image by ND, specimen ID: ---16661)

Scadypalenfsspit16661ND.tif

Scaphidysderina palenque, female chelicerae, anterior view (image by ND, specimen ID: ---16661)

Scadypalenfschea16661ND.tif

Scaphidysderina palenque, female chelicerae, posterior view (image by ND, specimen ID: ---16661)

Scadypalenfschet16661ND.tif

Scaphidysderina palenque, female endites, dorsal view (image by ND, specimen ID: ---16661)

Scadypalenfsendd16661ND.tif

Scaphidysderina palenque, female labium, anterior view (image by ND, specimen ID: ---16661)

Scadypalenfslaba16661ND.tif

Scaphidysderina palenque, female palp, prolateral view (image by ND, specimen ID: ---16661)

Scadypalenfspalp16661ND.tif

Scaphidysderina palenque, female palp, retrolateral view (image by ND, specimen ID: ---16661)

Scadypalenfspalr16661ND.tif

Scaphidysderina palenque, female palpal tibia, dorsal view (image by ND, specimen ID: ---16661)

Scadypalenfsptid16661ND.tif

Scaphidysderina palenque, female serrula, dorsal view (image by ND, specimen ID: ---16661)

Scadypalenfsserd16661ND.tif

Scaphidysderina palenque, female tarsal organ, palp, dorsal view (image by ND, specimen ID: ---16661)

Scadypalenfstopd16661ND.tif

Scaphidysderina palenque, female internal female genitalia, dorsal view (image by ND, specimen ID: ---16661)

Scadypalenfsifgd16661ND.tif

Scaphidysderina palenque, female claws, leg IV, anterior view (image by ND, specimen ID: ---16661)

Scadypalenfscl4a16661ND.tif

Scaphidysderina palenque, female claws, leg IV, lateral view (image by ND, specimen ID: ---16661)

Scadypalenfscl4l16661ND.tif

Scaphidysderina palenque, female epigynum, epigynal area, ventral view (image by ND, specimen ID: ---16661)

Scadypalenfsepiv16661ND.tif

Scaphidysderina palenque, female claws, leg I, anterior view (image by ND, specimen ID: ---16661)

Scadypalenfscl1a16661ND.tif

Scaphidysderina palenque, female claws, leg I, lateral view (image by ND, specimen ID: ---16661)

Scadypalenfscl1l16661ND.tif

Scaphidysderina palenque, female claws, leg II, anterior view (image by ND, specimen ID: ---16661)

Scadypalenfscl2a16661ND.tif

Scaphidysderina palenque, female claws, leg II, lateral view (image by ND, specimen ID: ---16661)

Scadypalenfscl2l16661ND.tif

Scaphidysderina palenque, female claws, leg III, anterior view (image by ND, specimen ID: ---16661)

Scadypalenfscl3a16661ND.tif

Scaphidysderina palenque, female tarsal organ, leg II, dorsal view (image by ND, specimen ID: ---16661)

Scadypalenfsto2d16661ND.tif

 

DISTRIBUTION

ECUADOR
Scaphidysderina palenque 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 Scaphidysderina palenque, 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 00010758  ECUADOR  Los Rios    Centro Cientifico Rio Palenque  1 Adult Male      -0.58656; -79.36400    21 Dec 1980  S. Sandoval  QCAZ 
PBI_OON 00000063  ECUADOR  Los Rios    47 km S Santo Domingo, Rio Palenque  1 Adult Female    250  -0.68400; -79.15631  forest  25 May 1975  S., J. Peck  AMNH 
PBI_OON 00016660  ECUADOR  Los Rios    Los Rios Centro Cientifico, Rio Palenque  1 Adult Male  Holotype  220  -0.58059; -79.36983  closed cacao forest  01 Jan 1981  unknown  KBIN 
PBI_OON 00000557  ECUADOR  Los Rios    Centro Cientifico Rio Palenque  1 Adult Female    220  -1.00000; -79.45000  secondary forest  04 Mar 1979  T. deVries  QCAZ 
PBI_OON 00016658  ECUADOR  Los Rios    Los Rios Centro Cientifico, Rio Palenque  1 Adult Male    220  -0.58059; -79.36983  open secondary forest  26 Dec 1980  S. Sandoval  KBIN 
PBI_OON 00000558  ECUADOR  Los Rios    Centro Cientifico Rio Palenque  1 Adult Female    220  -0.58656; -79.36400  primary forest  07 Mar 1979  S. Sandoval  QCAZ 
PBI_OON 00016657  ECUADOR  Los Rios    Los Rios Centro Cientifico, Rio Palenque  1 Adult Female    220  -0.58059; -79.36983  closed secondary forest  29 Dec 1980  S. Sandoval  KBIN 
PBI_OON 00016662  ECUADOR  Los Rios    Los Rios Centro Cientifico, Rio Palenque  1 Adult Female    220  -0.58059; -79.36983  open secondary forest  07 Mar 1981  S. Sandoval  KBIN 
PBI_OON 00000559  ECUADOR  Los Rios    Centro Cientifico Rio Palenque  1 Adult Female      -0.58656; -79.36400  open secondary forest  02 Mar 1989  S. Sandoval  QCAZ 
PBI_OON 00010566  ECUADOR  Los Rios    47 km S Santo Domingo, Rio Palenque Station  1 Adult Male    213  -0.68400; -79.15631  forest litter  18 Jun 1975  S., J. Peck  FMNH 
PBI_OON 00016661  ECUADOR  Los Rios    Los Rios Centro Cientifico, Rio Palenque  1 Adult Female    220  -0.58059; -79.36983  closed primary forest  28 Feb 1981  S. Sandoval  KBIN 
PBI_OON 00016659  ECUADOR  Pichincha    Bijao  1 Adult Male      -0.04900; -78.77560  closed primary forest  27 Dec 1980  unknown  KBIN 


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