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OONOPIDAE SPECIES DESCRIPTION
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(Female redundant descriptions removed)
Scaphiella antonio       Get publication



            Male (PBI_OON 29648). Total length 1.32. CEPHALOTHORAX: Carapace orange-brown, without any pattern, ovoid in dorsal view, pars cephalica slightly 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 smooth, sides granulate, thorax without depressions, fovea absent, sides of pars cephalica with obvious granulations, without radiating rows of pits, sides of pars thoracica with obvious granulations; lateral margin straight, rebordered, with blunt 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, straight in front view, vertical in lateral view, high, ALE separated from edge of carapace by their radius or more, median projection absent; setae present, dark, needle-like. Chilum absent. Eyes six, reduced, tiny, ALE largest, ALE circular, PME oval, PLE 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, PLE-PME touching. Sternum longer than wide, orange-brown, uniform, 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 finely reticulate, without pits, microsculpture absent, sickle-shaped structures absent, anterior margin with continuous transverse groove, 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 absent, lateral margins unmodified, without posterior hump; setae abundant, dark, needle-like, evenly scattered, originating from surface, without hair tufts. Mouthparts: Chelicerae, endites and labium orange-brown. Chelicerae straight, anterior face unmodified, elaborate macroseta on their inner face; 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. Labium triangular, fused to sternum, anterior margin indented at middle, same as sternum in sclerotization; subdistal portion with unmodified setae. Endites distally excavated, posteromedian part unmodified, same as sternum in sclerotization, anteromedian part modified, small spine-like tip. ABDOMEN: cylindrical, 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, round, without setae, anterolateral edge unmodified. Posterior spiracles not connected by groove. Pedicel tube medium, ribbed, scutum not extending far dorsal of pedicel, plumose hairs absent, matted setae on anterior ventral abdomen in pedicel area absent, cuticular outgrowths near pedicel absent, scuto-pedicel region with small, curve scutal ridge just above pedicel. 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. 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, 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. Colulus represented only by 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 IV specialized hairs on ventral apex absent, tibia IV ventral scopula absent, metatarsi III and IV weak ventral scopula absent. Leg spines absent. Tarsi I to IV superior claws tooth not examined in detail. Trichobothria examined with Stereo microscope; tibia: each with three; metatarsus: each with one. GENITALIA: Epigastric region with sperm pore large, circular, situated at level of anterior spiracles; 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, embolus short, basally twisted; trochanter normal size, unmodified; femur enlarged, two or more times as long as trochanter, without posteriorly rounded lateral dilation, attaching to patella basally, slightly enlarged; 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, completely fused with bulb, no seam visible, extending beyond distal tip of bulb, plumose setae absent, without stout setae, with distal patch of setae, black prolateral macrosetae at the base of the palpal cymbium; bulb pale orange, 1 to 1.5 times as long as cymbium, stout, tapering apically.
Scaphiella antonio, male carapace, dorsal view (image by ND, specimen ID: ---29648)

Scaphantonmpcard29648ND.tif

Scaphiella antonio, male carapace, lateral view (image by ND, specimen ID: ---29648)

Scaphantonmpcarl29648ND.tif

Scaphiella antonio, male habitus, anterior view (image by ND, specimen ID: ---29648)

Scaphantonmphaba29648ND.tif

Scaphiella antonio, male habitus, dorsal view (image by ND, specimen ID: ---29648)

Scaphantonmphabd29648ND.tif

Scaphiella antonio, male habitus, lateral view (image by ND, specimen ID: ---29648)

Scaphantonmphabl29648ND.tif

Scaphiella antonio, male habitus, ventral view (image by ND, specimen ID: ---29648)

Scaphantonmphabv29648ND.tif

Scaphiella antonio, male palp, dorsal view (image by ND, specimen ID: ---29648)

Scaphantonmppald29648ND.tif

Scaphiella antonio, male palp, prolateral view (image by ND, specimen ID: ---29648)

Scaphantonmppalp29648ND.tif

Scaphiella antonio, male palp, retrolateral view (image by ND, specimen ID: ---29648)

Scaphantonmppalr29648ND.tif

Scaphiella antonio, male palp, ventral view (image by ND, specimen ID: ---29648)

Scaphantonmppalv29648ND.tif


            Female (PBI_OON 10161). Total length 1.47. As in male except as noted. CEPHALOTHORAX: Carapace sides of pars cephalica with obvious granulations, sides of pars thoracica with obvious granulations. Eyes PME separated by less than their radius, PLE-PME separated by less than PME radius. Mouthparts: Chelicerae elaborate macroseta on their inner face. Endites anteromedian tip unmodified. Female palp claws absent; spines absent; tarsus expanded, patella without prolateral row of ridges, palpal tarsus with black prolateral macrosetae basally and distal patch of setae. ABDOMEN: Pedicel scuto-pedicel region with small, curved scutal ridge just above pedicel. Dorsal scutum absent. Epigastric scutum without lateral joints. Postepigastric scutum lateral sides of postepigastric scutum smooth. LEGS: Leg spines absent. Tarsi I to IV superior claws tooth not examined in detail. Trichobothria examined with Stereo microscope. GENITALIA: Shape: epigynal atrium widely oval with large, rounded anterior sclerite. Dorsal view: lateral apodems long posteriorly directed.
Scaphiella antonio, female carapace, dorsal view (image by ND, specimen ID: ---10161)

Scaphantonfpcard10161ND.tif

Scaphiella antonio, female carapace, lateral view (image by ND, specimen ID: ---10161)

Scaphantonfpcarl10161ND.tif

Scaphiella antonio, female epigynum, epigynal area, ventral view (image by ND, specimen ID: ---10161)

Scaphantonfpepiv10161ND.tif

Scaphiella antonio, female habitus, anterior view (image by ND, specimen ID: ---10161)

Scaphantonfphaba10161ND.tif

Scaphiella antonio, female habitus, dorsal view (image by ND, specimen ID: ---10161)

Scaphantonfphabd10161ND.tif

Scaphiella antonio, female habitus, lateral view (image by ND, specimen ID: ---10161)

Scaphantonfphabl10161ND.tif

Scaphiella antonio, female habitus, ventral view (image by ND, specimen ID: ---10161)

Scaphantonfphabv10161ND.tif

Scaphiella antonio, female internal female genitalia, ventral view (image by ND, specimen ID: ---10161)

Scaphantonfpifgv10161ND.tif

Scaphiella antonio, female internal female genitalia, dorsal view (image by ND, specimen ID: ---10161)

Scaphantonfpifgd10161ND.tif

 

DISTRIBUTION

COSTA RICA ; PANAMA
Scaphiella antonio 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 Scaphiella antonio, 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 00029648  COSTA RICA  Puntarenas    Manuel Antonio National Park  1 Adult Male  Holotype    9.37555; -84.13583    20 Jun 1976  C. Goodnight  AMNH 
PBI_OON 00010161  PANAMA  Bocas del Toro    Almirante  1 Adult Female      9.30030; -82.40214  hillside, litter  30 Mar 1959  H. Dybas  FMNH 


 
 
 
 
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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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