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OONOPIDAE SPECIES DESCRIPTION
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Stenoonops peckorum       Get publication



            Male (PBI_OON 38036). Total length 1.19. CEPHALOTHORAX: Carapace pale orange, without any pattern, elongate oval in dorsal view, pars cephalica flat 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 smooth, sides finely 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 dark, needle-like; marginal setae absent. Clypeus margin unmodified, straight in front view, sloping forward in lateral view, low, ALE separated from edge of carapace by less than their radius, median projection absent; setae present, dark, needle-like. Chilum absent. Eyes six, well developed, pME not elongated, ALE largest, ALE oval, PME squared, PLE circular; posterior eye row straight from above, procurved from front; ALE separated by less than their radius, ALE-PLE separated by less than ALE radius, PME touching throughout most of their length, PLE-PME separated by less than PME radius. Sternum longer than wide, pale orange, 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 everywhere but middle, sickle-shaped structures absent, anterior margin unmodified, posterior margin extending posteriorly beyond anterior edges of coxae IV as single extension, anterior corner unmodified, lateral margin without infra-coxal grooves, distance between coxae II and III greater than distance between coxae I and II, and coxae III and IV, extensions of pre-coxal triangles absent, lateral margins with 3 pairs of lateral projections, with posterior hump; setae sparse, dark, spatulate, in group at base of coxae, originating from surface, without hair tufts. Mouthparts: Chelicerae, endites and labium pale orange. Chelicerae straight, anterior face unmodified; without teeth on both promargin and retromargin; fangs without tooth-like projections, directed posteriorly, shape normal, without prominent basal process, tip unmodified; setae dark, spatulate, densest medially; paturon inner margin with pairs of enlarged setae, distal region abruptly narrowed, posterior surface unmodified, promargin with row of flattened setae, inner margin unmodified, laminate groove absent. Labium rectangular, 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, serrula absent, anteromedian tip unmodified, posteromedian part unmodified, same as sternum in sclerotization, subdistally excavated, tips with row of flattened setae bearing multiple tips. 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, ovoid, without setae, anterolateral edge unmodified. Posterior spiracles connected by groove. Pedicel tube short, unmodified, scuto-pedicel region unmodified, 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. Dorsal scutum absent. Epigastric scutum weakly sclerotized, not surrounding pedicel, not protruding, small lateral sclerites absent. Postepigastric scutum weakly sclerotized, white, short, only around epigastric furrow, not fused to epigastric scutum, anterior margin unmodified, without posteriorly directed lateral apodemes. Spinneret scutum absent. Dorsum setae present, dark, needle-like. Epigastric area frontal setae thickened, dark, needle-like. Postepigastric area setae present, dark, needle-like. Dense patch of setae anterior to spinnerets absent. Colulus absent. Spinnerets: ALS: with one major ampullate gland spigot and two aciniform gland spigots; PMS: with single spigot; PLS: with two spigots. LEGS: yellow, 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 spines absent. Tarsi I to IV superior claws tooth examined in detail; tarsal proclaws and retroclaws inner face striate; tarsus III superior claws with zero teeth on lateral surface of proclaw, seven teeth on median surface of proclaw, zero teeth on lateral surface of retroclaw. Tarsi I to IV without inferior claw. Trichobothria examined with SEM; base rounded, aperture internal texture not grate-like, hood smooth. Tarsal organ leg III with two sensillae, palpal tarsus with three sensillae. GENITALIA: Epigastric region with sperm pore not visible; furrow without omega-shaped insertions, without setae. Palp normal size, not strongly sclerotized, right and left palps symmetrical, proximal segments yellow; embolus light, prolateral excavation absent, tip elaborate; 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 trichobothria with 3 trichobothria; cymbium yellow, 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, with distal patch of setae, distal patch of ca. 30 shortened setae on dorsal surface; bulb yellow, 1 to 1.5 times as long as cymbium, stout, tapering apically.
Stenoonops peckorum, male carapace, dorsal view (image by ND, specimen ID: ---38036)

Stenopeckompcard38036ND.tif

Stenoonops peckorum, male carapace, lateral view (image by ND, specimen ID: ---38036)

Stenopeckompcarl38036ND.tif

Stenoonops peckorum, male embolus, prolateral view (image by ND, specimen ID: ---38036)

Stenopeckompembp38036ND.tif

Stenoonops peckorum, male embolus, retrolateral view (image by ND, specimen ID: ---38036)

Stenopeckompembr38036ND.tif

Stenoonops peckorum, male habitus, anterior view (image by ND, specimen ID: ---38036)

Stenopeckomphaba38036ND.tif

Stenoonops peckorum, male habitus, dorsal view (image by ND, specimen ID: ---38036)

Stenopeckomphabd38036ND.tif

Stenoonops peckorum, male habitus, lateral view (image by ND, specimen ID: ---38036)

Stenopeckomphabl38036ND.tif

Stenoonops peckorum, male habitus, ventral view (image by ND, specimen ID: ---38036)

Stenopeckomphabv38036ND.tif

Stenoonops peckorum, male palp, prolateral view (image by ND, specimen ID: ---38036)

Stenopeckomppalp38036ND.tif

Stenoonops peckorum, male palp, retrolateral view (image by ND, specimen ID: ---38036)

Stenopeckomppalr38036ND.tif

Stenoonops peckorum, male sternum, ventral view (image by ND, specimen ID: ---38036)

Stenopeckompstev38036ND.tif

Stenoonops peckorum, male abdomen, ventral view (image by ND, specimen ID: ---21134)

Stenopeckomsabdv21134ND.tif

Stenoonops peckorum, male ALS, anterior view (image by ND, specimen ID: ---21134)

Stenopeckomsalsa21134ND.tif

Stenoonops peckorum, male carapace, anterior view (image by ND, specimen ID: ---21134)

Stenopeckomscara21134ND.tif

Stenoonops peckorum, male carapace, dorsal view (image by ND, specimen ID: ---21134)

Stenopeckomscard21134ND.tif

Stenoonops peckorum, male chelicerae, anterior view (image by ND, specimen ID: ---21134)

Stenopeckomschea21134ND.tif

Stenoonops peckorum, male claws, leg III, anterior view (image by ND, specimen ID: ---21134)

Stenopeckomscl3a21134ND.tif

Stenoonops peckorum, male embolus, prolateral view (image by ND, specimen ID: ---21134)

Stenopeckomsembp21134ND.tif

Stenoonops peckorum, male endites, ventral view (image by ND, specimen ID: ---21134)

Stenopeckomsendv21134ND.tif

Stenoonops peckorum, male habitus, dorsal view (image by ND, specimen ID: ---21134)

Stenopeckomshabd21134ND.tif

Stenoonops peckorum, male palp, dorsal view (image by ND, specimen ID: ---21134)

Stenopeckomspald21134ND.tif

Stenoonops peckorum, male palp, prolateral view (image by ND, specimen ID: ---21134)

Stenopeckomspalp21134ND.tif

Stenoonops peckorum, male palp, retrolateral view (image by ND, specimen ID: ---21134)

Stenopeckomspalr21134ND.tif

Stenoonops peckorum, male PLS, anterior view (image by ND, specimen ID: ---21134)

Stenopeckomsplsa21134ND.tif

Stenoonops peckorum, male PMS, anterior view (image by ND, specimen ID: ---21134)

Stenopeckomspmsa21134ND.tif

Stenoonops peckorum, male palpal tibia, dorsal view (image by ND, specimen ID: ---21134)

Stenopeckomsptid21134ND.tif

Stenoonops peckorum, male spinnerets, anterior view (image by ND, specimen ID: ---21134)

Stenopeckomsspia21134ND.tif

Stenoonops peckorum, male sternum, ventral view (image by ND, specimen ID: ---21134)

Stenopeckomsstev21134ND.tif

Stenoonops peckorum, male tarsal organ, leg III, dorsal view (image by ND, specimen ID: ---21134)

Stenopeckomsto3d21134ND.tif

Stenoonops peckorum, male tarsal organ, palp, dorsal view (image by ND, specimen ID: ---21134)

Stenopeckomstopd21134ND.tif


            Female (PBI_OON 38035). Total length 1.22. As in male except as noted. CEPHALOTHORAX: Eyes pME not elongated. Endites serrula present in single row. Female palp claws absent; spines absent; tarsus unmodified, patella without prolateral row of ridges; tarsal organ three sensillae, three distal grates. ABDOMEN: Epigastric scutum without lateral joints. Spinnerets: ALS: with one major ampullate gland spigot and three aciniform gland spigots; PMS: with two spigots; PLS: with five spigots. LEGS: femora with subdistal cconstriction bearing transverse row of dorsal setae. Leg spines absent. Tarsi I to IV superior claws tooth not examined in detail. Trichobothria examined with SEM; hood covered by numerous low, closely spaced ridges. Tarsal organ legs I, II, palp with three sensillae; legs III, IV with two sensillae, distal margin with dorsoventral grates. GENITALIA: Shape: with ventral and dorsal anterior projections, ventral one distally widened, dorsal one subdistally widened.
Stenoonops peckorum, female carapace, dorsal view (image by ND, specimen ID: ---38035)

Stenopeckofpcard38035ND.tif

Stenoonops peckorum, female carapace, lateral view (image by ND, specimen ID: ---38035)

Stenopeckofpcarl38035ND.tif

Stenoonops peckorum, female epigynum, epigynal area, ventral view (image by ND, specimen ID: ---38035)

Stenopeckofpepiv38035ND.tif

Stenoonops peckorum, female habitus, anterior view (image by ND, specimen ID: ---38035)

Stenopeckofphaba38035ND.tif

Stenoonops peckorum, female habitus, dorsal view (image by ND, specimen ID: ---38035)

Stenopeckofphabd38035ND.tif

Stenoonops peckorum, female habitus, lateral view (image by ND, specimen ID: ---38035)

Stenopeckofphabl38035ND.tif

Stenoonops peckorum, female habitus, ventral view (image by ND, specimen ID: ---38035)

Stenopeckofphabv38035ND.tif

Stenoonops peckorum, female sternum, ventral view (image by ND, specimen ID: ---38035)

Stenopeckofpstev38035ND.tif

Stenoonops peckorum, female internal female genitalia, dorsal view (image by ND, specimen ID: ---38035)

Stenopeckofpifgd38035ND.tif

Stenoonops peckorum, female internal female genitalia, ventral view (image by ND, specimen ID: ---38035)

Stenopeckofpifgv38035ND.tif

Stenoonops peckorum, female internal female genitalia, dorsal view (image by ND, specimen ID: ---21134)

Stenopeckofpifgd21134ND.tif

Stenoonops peckorum, female internal female genitalia, ventral view (image by ND, specimen ID: ---21134)

Stenopeckofpifgv21134ND.tif

Stenoonops peckorum, female ALS, anterior view (image by ND, specimen ID: ---21134)

Stenopeckofsalsa21134ND.tif

Stenoonops peckorum, female carapace, anterior view (image by ND, specimen ID: ---21134)

Stenopeckofscara21134ND.tif

Stenoonops peckorum, female carapace, dorsal view (image by ND, specimen ID: ---21134)

Stenopeckofscard21134ND.tif

Stenoonops peckorum, female carapace, lateral view (image by ND, specimen ID: ---21134)

Stenopeckofscarl21134ND.tif

Stenoonops peckorum, female endites, ventral view (image by ND, specimen ID: ---21134)

Stenopeckofsendv21134ND.tif

Stenoonops peckorum, female epigynum, epigynal area, ventral view (image by ND, specimen ID: ---21134)

Stenopeckofsepiv21134ND.tif

Stenoonops peckorum, female femora IV, dorsal view (image by ND, specimen ID: ---21134)

Stenopeckofsfe4d21134ND.tif

Stenoonops peckorum, female patella II, dorsal view (image by ND, specimen ID: ---21134)

Stenopeckofspa2d21134ND.tif

Stenoonops peckorum, female palp, prolateral view (image by ND, specimen ID: ---21134)

Stenopeckofspalp21134ND.tif

Stenoonops peckorum, female palp, retrolateral view (image by ND, specimen ID: ---21134)

Stenopeckofspalr21134ND.tif

Stenoonops peckorum, female PLS, anterior view (image by ND, specimen ID: ---21134)

Stenopeckofsplsa21134ND.tif

Stenoonops peckorum, female PMS, anterior view (image by ND, specimen ID: ---21134)

Stenopeckofspmsa21134ND.tif

Stenoonops peckorum, female palpal tarsus, dorsal view (image by ND, specimen ID: ---21134)

Stenopeckofsptad21134ND.tif

Stenoonops peckorum, female palpal tibia, anterior view (image by ND, specimen ID: ---21134)

Stenopeckofsptia21134ND.tif

Stenoonops peckorum, female serrula, ventral view (image by ND, specimen ID: ---21134)

Stenopeckofsserv21134ND.tif

Stenoonops peckorum, female spinnerets, anterior view (image by ND, specimen ID: ---21134)

Stenopeckofsspia21134ND.tif

Stenoonops peckorum, female sternum, ventral view (image by ND, specimen ID: ---21134)

Stenopeckofsstev21134ND.tif

Stenoonops peckorum, female tarsal organ, leg I, dorsal view (image by ND, specimen ID: ---21134)

Stenopeckofsto1d21134ND.tif

Stenoonops peckorum, female tarsal organ, leg II, dorsal view (image by ND, specimen ID: ---21134)

Stenopeckofsto2d21134ND.tif

Stenoonops peckorum, female tarsal organ, leg III, dorsal view (image by ND, specimen ID: ---21134)

Stenopeckofsto3d21134ND.tif

Stenoonops peckorum, female tarsal organ, palp, dorsal view (image by ND, specimen ID: ---21134)

Stenopeckofstopd21134ND.tif

Stenoonops peckorum, female trichobothrium, tibia II, dorsal view (image by ND, specimen ID: ---21134)

Stenopeckofstt2d21134ND.tif

 

DISTRIBUTION

USA
Stenoonops peckorum 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 Stenoonops peckorum, 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 00038036  USA  Florida  Monroe  Big Pine Key, Watsons Hammock  1 Adult Female      24.68643; -81.36715    11 Dec 1986  J. Klimaszewski, S. Peck  AMNH 
PBI_OON 00010550  USA  Florida  Monroe  Little Torch Key, Torchwood Hammock, Jolly Roger Estate  1 Adult Female      24.66929; -81.39088    01 Nov 2007  P. Sierwald  FMNH 
PBI_OON 00038034  USA  Florida  Monroe  John Pennekamp Coral Reef State Park, Key Largo  1 Adult Male      25.17853; -80.36683  hardwood forest, forest litter  10 Dec 1986  J. Klimaszewski, S. Peck  AMNH 
PBI_OON 00021127  USA  Florida  Monroe  Big Pine Key, Watsons Hammock  1 Adult Female      24.68643; -81.36715  forest  28 Aug 1986  S., J. Peck  AMNH 
PBI_OON 00037966  USA  Florida  Monroe  John Pennekamp Coral Reef State Park, Key Largo  1 Adult Female      25.17853; -80.36683  hammock forest, Leaf Litter  31 Jul 1985  S., J. Peck  AMNH 
PBI_OON 00010550  USA  Florida  Monroe  Little Torch Key, Torchwood Hammock, Jolly Roger Estate  1 Adult Male      24.66929; -81.39088  hammock forest, Leaf Litter  01 Nov 2007  P. Sierwald  FMNH 
PBI_OON 00000378  USA  Florida  Monroe  Big Pine Key, Watsons Hammock  1 Adult Male      24.68643; -81.36715  hammock forest  03 Jun 1986  S., J. Peck  AMNH 
PBI_OON 00010483  USA  Florida  Monroe  Little Torch Key, Torchwood Hammock, Jolly Roger Estate  2 Adult Male      24.66929; -81.39088  Torchwood Hammock, bark and litter  07 Nov 2010  J. Pescatello  FMNH 
PBI_OON 00001278  USA  Florida  Monroe  Big Pine Key, Cactus Hammock  1 Adult Female      24.66943; -81.35356  hammock forest, forest litter  30 Jul 1985  S., J. Peck  AMNH 
PBI_OON 00021134  USA  Florida  Monroe  Upper Matacumbe Key, Islamorada  3 Adult Male  Holotype    24.92438; -80.62789  hammock forest, forest litter  08 Aug 1971  S. Peck  AMNH 
PBI_OON 00038035  USA  Florida  Monroe  Big Pine Key, Watsons Hammock  2 Adult Female      24.68643; -81.36715  hammock forest, forest litter  14 Dec 1986  S., J. Peck  AMNH 
PBI_OON 00038037  USA  Florida  Monroe  Vaca Key, Marathon, Sec. 1  1 Adult Female      24.71255; -81.07832  hammock forest, forest litter  13 Dec 1986  J. Klimaszewski, S. Peck  AMNH 
PBI_OON 00010535  USA  Florida  Monroe  Upper Matacumbe Key, Islamorada  1 Adult Male      24.92438; -80.62789  hammock forest, forest litter  08 Aug 1971  S. Peck  FMNH 
PBI_OON 00037993  USA  Florida  Monroe  John Pennekamp Coral Reef State Park, Key Largo  2 Juvenile sex unknown      25.17853; -80.36683  hardwood forest, forest litter  10 Dec 1986  J. Klimaszewski, S. Peck  AMNH 
PBI_OON 00021134  USA  Florida  Monroe  Upper Matacumbe Key, Islamorada  3 Adult Female      24.92438; -80.62789  hardwood forest, forest litter  08 Aug 1971  S. Peck  AMNH 
PBI_OON 00038035  USA  Florida  Monroe  Big Pine Key, Watsons Hammock  1 Adult Male      24.68643; -81.36715  hardwood forest, forest litter  14 Dec 1986  S., J. Peck  AMNH 
PBI_OON 00038036  USA  Florida  Monroe  Big Pine Key, Watsons Hammock  2 Adult Male      24.68643; -81.36715  forest litter  11 Dec 1986  J. Klimaszewski, S. Peck  AMNH 
PBI_OON 00010535  USA  Florida  Monroe  Upper Matacumbe Key, Islamorada  15 Juvenile sex unknown      24.92438; -80.62789  forest litter  08 Aug 1971  S. Peck  FMNH 
PBI_OON 00037993  USA  Florida  Monroe  John Pennekamp Coral Reef State Park, Key Largo  1 Adult Male      25.17853; -80.36683  hardwood forest, forest litter  10 Dec 1986  J. Klimaszewski, S. Peck  AMNH 
PBI_OON 00021128  USA  Florida  Monroe  Upper Matecumbe Key, Islamorada, mi. 80  2 Adult Female      24.92437; -80.62788  hammock forest, litter  30 Aug 1986  S., J. Peck  AMNH 
PBI_OON 00038002  USA  Florida  Monroe  Windley Key  1 Adult Female      24.95003; -80.59782  hardwood forest, forest litter  18 Nov 1985  S., J. Peck  AMNH 


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