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OONOPIDAE SPECIES DESCRIPTION
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Scaphioides reducta       Get publication



            Male (PBI_OON 26341). Total length 1.47. CEPHALOTHORAX: Carapace pale orange, without any pattern, elongated hexagonal 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 with slightly sclerotized triangular projections, posterolateral surface without spikes, surface of elevated portion of pars cephalica strongly reticulate, sides granulate, thorax without depressions, fovea absent, without radiating rows of pits; lateral margin straight, smooth, with blunt denticles; plumose setae near posterior margin of pars thoracica absent; non-marginal pars cephalica setae dark, needle-like, present in u-shaped row; non-marginal pars thoracica setae dark, needle-like; marginal setae dark, needle-like. Clypeus margin strongly rebordered, straight in front view, sloping forward 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, well developed, all subequal, ALE circular, PME squared, PLE circular; posterior eye row recurved from above, procurved from front; ALE separated by less than their radius, ALE-PLE separated by less than ALE radius, PME separated by less than their radius, PLE-PME separated by less than PME radius. 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 with rows of small pits, radial furrow opposite coxae III absent, surface finely punctuate, without pits, microsculpture everywhere but front, sickle-shaped structures absent, anterior margin with interrupted 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 3 pairs of lateral projections, without posterior hump; setae sparse, dark, needle-like, densest laterally, originating from surface, without hair tufts. Mouthparts: Chelicerae, endites and labium yellow. Chelicerae straight, anterior face unmodified; without teeth on both promargin and retromargin; fangs without tooth-like projections, directed medially, shape normal, without prominent basal process, tip unmodified; setae dark, needle-like, densest medially; paturon inner margin with short inter-digitating 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 not excavated, serrula present in single row, posteromedian part unmodified, same as sternum in sclerotization, with rebordered, rounded tip. 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 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, surrounding pedicel, not protruding, small lateral sclerites absent. Postepigastric scutum weakly sclerotized, yellow, short, only around epigastric furrow, not 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. Colulus represented only by setae. 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 not examined in detail. Tarsi I to IV without inferior claw. Trichobothria not examined. 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, proximal portion larger than distal portion; 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 not examined; 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, without distal patch of setae; bulb yellow, 1 to 1.5 times as long as cymbium, stout, spherical.
Scaphioides reducta, male carapace, dorsal view (image by ND, specimen ID: ---26341)

Sidesreducmpcard26341ND.tif

Scaphioides reducta, male palp, retrolateral view (image by ND, specimen ID: ---26341)

Sidesreducmppalr26341ND.tif

Scaphioides reducta, male palp, prolateral view (image by ND, specimen ID: ---26341)

Sidesreducmppalp26341ND.tif

Scaphioides reducta, male carapace, dorsal view (image by ND, specimen ID: ---27516)

Sidesreducmscard27516ND.tif

Scaphioides reducta, male embolus, prolateral view (image by ND, specimen ID: ---27516)

Sidesreducmsembp27516ND.tif

Scaphioides reducta, male embolus, retrolateral view (image by ND, specimen ID: ---27516)

Sidesreducmsembr27516ND.tif

Scaphioides reducta, male sternum, ventral view (image by ND, specimen ID: ---27516)

Sidesreducmsstev27516ND.tif


            Female (PBI_OON 26342). Total length 1.67. As in male except as noted. CEPHALOTHORAX: Female palp claws absent; spines absent; tarsus unmodified, patella without prolateral row of ridges. ABDOMEN: Epigastric scutum without lateral joints. LEGS: Leg spines absent. Tarsi I to IV superior claws tooth not examined in detail. Trichobothria not examined. GENITALIA: Dorsal view: anterior genitalic process gradually expanded anteriorly, on wide base including internal structures.
Scaphioides reducta, female epigynum, epigynal area, ventral view (image by ND, specimen ID: ---26342)

Sidesreducfpepiv26342ND.tif

Scaphioides reducta, female internal female genitalia, dorsal view (image by ND, specimen ID: ---26342)

Sidesreducfpifgd26342ND.tif

Scaphioides reducta, female internal female genitalia, ventral view (image by ND, specimen ID: ---26342)

Sidesreducfpifgv26342ND.tif

Scaphioides reducta, female sternum, ventral view (image by ND, specimen ID: ---27516)

Sidesreducfsstev27516ND.tif

 

DISTRIBUTION

VIRGIN ISLANDS (U.S.)
Scaphioides reducta 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 Scaphioides reducta, 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 00027516  VIRGIN ISLANDS (U.S.)  St. Croix    Frederiksted, Lavaetz Garden  1 Adult Male      17.71000; -64.87583    24 Mar 1964  A. Chickering  MCZ 
PBI_OON 00026341  VIRGIN ISLANDS (U.S.)  St. Croix    West Indies Lab  2 Adult Male      17.75468; -64.60080    07 Jun 1972  W. Muchmore  FSCA 
PBI_OON 00026584  VIRGIN ISLANDS (U.S.)  St. Croix    Mahogany Road, Frederiksted  1 Adult Male      17.71000; -64.87583    23 Mar 1964  A. Chickering  MCZ 
PBI_OON 00026586  VIRGIN ISLANDS (U.S.)  St. Croix    Mahogany Road, Frederiksted  2 Adult Male      17.71000; -64.87583    21 Mar 1964  A. Chickering  MCZ 
PBI_OON 00000391  VIRGIN ISLANDS (U.S.)  St. Croix    St. Croix  5 Adult Male      17.72967; -64.73447    08 Sept 1966  A. Chickering  MCZ 
PBI_OON 00026341  VIRGIN ISLANDS (U.S.)  St. Croix    West Indies Lab  1 Adult Female      17.75468; -64.60080    07 Jun 1972  W. Muchmore  FSCA 
PBI_OON 00026583  VIRGIN ISLANDS (U.S.)  St. Croix    1 mi N Frederiksted  6 Adult Male      17.72726; -64.87929    16 Mar 1964  A. Chickering  MCZ 
PBI_OON 00026586  VIRGIN ISLANDS (U.S.)  St. Croix    Mahogany Road, Frederiksted  6 Adult Female      17.71000; -64.87583    21 Mar 1964  A. Chickering  MCZ 
PBI_OON 00000390  VIRGIN ISLANDS (U.S.)  St. Croix    St. Croix  1 Adult Male      17.72967; -64.73447    09 Sept 1966  A. Chickering  MCZ 
PBI_OON 00000389  VIRGIN ISLANDS (U.S.)  St. Croix    Christiansted  1 Adult Female  Paratype    17.74860; -64.70360    01 Jan 1900  H. Beatty  MCZ 
PBI_OON 00026333  VIRGIN ISLANDS (U.S.)  St. Croix    West Indies Lab  1 Adult Female      17.75468; -64.60080    07 Jun 1972  W. Muchmore  FSCA 
PBI_OON 00026581  VIRGIN ISLANDS (U.S.)  St. Croix    St. Croix  3 Adult Male      17.72967; -64.73447    01 Sept 1966  A. Chickering  MCZ 
PBI_OON 00026585  VIRGIN ISLANDS (U.S.)  St. Croix    Frederiksted  8 Adult Female      17.71000; -64.87583    11 Sept 1966  A. Chickering  MCZ 
PBI_OON 00026587  VIRGIN ISLANDS (U.S.)  St. Croix    vicinity of King's Hill  1 Adult Female      17.73156; -64.78376    20 Mar 1964  A. Chickering  MCZ 
PBI_OON 00000389  VIRGIN ISLANDS (U.S.)  St. Croix    Christiansted  1 Adult Female  Holotype    17.74860; -64.70360    01 Jan 1900  H. Beatty  MCZ 
PBI_OON 00021199  VIRGIN ISLANDS (U.S.)  St. Croix    West Indies Lab  1 Adult Male      17.75468; -64.60080    07 Jun 1972  W. Muchmore  FSCA 
PBI_OON 00026342  VIRGIN ISLANDS (U.S.)  St. Croix    Buck Island  1 Adult Female      17.78710; -64.61982  litter  12 Jun 1972  W. Muchmore  FSCA 
PBI_OON 00026585  VIRGIN ISLANDS (U.S.)  St. Croix    Frederiksted  2 Adult Male      17.71000; -64.87583  litter  11 Sept 1966  A. Chickering  MCZ 
PBI_OON 00026587  VIRGIN ISLANDS (U.S.)  St. Croix    vicinity of King's Hill  3 Adult Male      17.73156; -64.78376  litter  20 Mar 1964  A. Chickering  MCZ 
PBI_OON 00000391  VIRGIN ISLANDS (U.S.)  St. Croix    St. Croix  1 Adult Female      17.72967; -64.73447  litter  08 Sept 1966  A. Chickering  MCZ 


 
 
 
 
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