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OONOPIDAE SPECIES DESCRIPTION
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(Female redundant descriptions removed)
Simonoonops etang       Get publication



            Male (PBI_OON 27630). Total length 1.68. CEPHALOTHORAX: Carapace dark red-brown, ovoid in dorsal view, pars cephalica strongly 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, sides granulate, thorax without depressions, fovea absent, posterior half of pars cephalica with pair of elongate, oval, paramedian light areas, surface reticulate except over pair of light areas, where smooth, without radiating rows of pits; lateral margin straight, rebordered, with blunt 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 absent; setae present, light, needle-like. Chilum undivided, small, triangular, fused to clypeus, seam present. 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, with radial furrows between coxae I-II, II-III, III-IV, furrow smooth, radial furrow opposite coxae III absent, surface smooth, without pits, 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, with three transverse ridges connected by longitudinal ridge along midline; tubercles present at sides of smooth areas between ridges and at posterior margin; 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; 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 abruptly narrowed, posterior surface unmodified, promargin with row of flattened setae, inner margin unmodified, laminate groove present. Labium triangular, not fused to sternum, anterior margin indented at middle, same as sternum in sclerotization, posterior portion flattened, anterior portion at sharp angle; 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, ventral process with elongate tip directed toward dorsal process. 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 long, 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, 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, with short posteriorly directed lateral apodemes, groove connecting posterior spiracles continued almost to lateral margins. Spinneret scutum present, incomplete ring. Dorsum setae present, light, needle-like. Epigastric area setae uniform, light, needle-like. Postepigastric area setae present, light, needle-like. Spinneret scutum with fringe of long setae. Dense patch of setae anterior to spinnerets absent. Interscutal membrane with setae. Colulus present. LEGS: yellow-brown; 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, femora anterior femora darkened. Leg spination (only surfaces bearing spines listed, all spines longer than segment width): femora: I p0-0-2; r0-1-0; II p0-0-1; tibiae: I v4-4-1p; II v4-4-0; metatarsi: I v2-2-1p; II v2-2-0. 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 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, with two distal prongs, most distal one narrow, curved, other one squared; conductor distally narrowed; 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, 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.
Simonoonops etang, male carapace, anterior view (image by ND, specimen ID: ---27630)

Simonetangmpcara27630ND.tif

Simonoonops etang, male carapace, dorsal view (image by ND, specimen ID: ---27630)

Simonetangmpcard27630ND.tif

Simonoonops etang, male carapace, lateral view (image by ND, specimen ID: ---27630)

Simonetangmpcarl27630ND.tif

Simonoonops etang, male endites, ventral view (image by ND, specimen ID: ---27630)

Simonetangmpendv27630ND.tif

Simonoonops etang, male palp, prolateral view (image by ND, specimen ID: ---27630)

Simonetangmppalp27630ND.tif

Simonoonops etang, male palp, retrolateral view (image by ND, specimen ID: ---27630)

Simonetangmppalr27630ND.tif

Simonoonops etang, male palp, ventral view (image by ND, specimen ID: ---27630)

Simonetangmppalv27630ND.tif

Simonoonops etang, male sternum, ventral view (image by ND, specimen ID: ---27630)

Simonetangmpstev27630ND.tif

Simonoonops etang, male embolus, prolateral view (image by ND, specimen ID: ---27630)

Simonetangmsembp27630ND.tif


            Female (PBI_OON 27632). Total length 2.02. As in male except as noted. CEPHALOTHORAX: Carapace posterior half of pars cephalica with pair of elongate, oval, paramedian light areas, surface reticulate except over pair of light areas, where smooth. Chilum small, triangular, fused to clypeus, seam present. Sternum with three transverse ridges connected by longitudinal ridge along midline; tubercles present at sides of smooth areas between ridges and at posterior margin. Mouthparts: with one tooth on both promargin and retromargin; paturon laminate groove absent. Labium posterior portion flattened, anterior portion at sharp angle. Endites distally not excavated, anteromedian tip unmodified. Female palp claws absent; spines absent; tarsus unmodified, patella without prolateral row of ridges. ABDOMEN: Dorsal scutum covering more than 3/4 of abdomen, more than 1/2 to most of abdomen width. Epigastric scutum without lateral joints. Postepigastric scutum covering about 3/4 of abdominal length, groove connecting posterior spiracles continued almost to lateral margins. LEGS: femora anterior femora darkened. Leg spination (only surfaces bearing spines listed, all spines longer than segment width): femora: I, II p0-0-2; r0-2-1; tibiae: I v4-4-2; II v4-4-1p; metatarsi: I v2-2-1p; II v2-2-0. Tarsi I to IV superior claws tooth not examined in detail. Trichobothria not examined. GENITALIA: Ventral view: atrium oval, with strongly rebordered posterior margin, anterior genitalic process visible through cuticle as narrow median line.
Simonoonops etang, female abdomen, lateral view (image by ND, specimen ID: ---27633)

Simonetangfpabdl27633ND.tif

Simonoonops etang, female abdomen, ventral view (image by ND, specimen ID: ---27633)

Simonetangfpabdv27633ND.tif

Simonoonops etang, female carapace, anterior view (image by ND, specimen ID: ---27633)

Simonetangfpcara27633ND.tif

Simonoonops etang, female epigynum, epigynal area, ventral view (image by ND, specimen ID: ---27633)

Simonetangfpepiv27633ND.jpg

Simonoonops etang, female internal female genitalia, dorsal view (image by ND, specimen ID: ---27633)

Simonetangfpifgd27633ND.tif

Simonoonops etang, female internal female genitalia, ventral view (image by ND, specimen ID: ---27633)

Simonetangfpifgv27633ND.tif

 

DISTRIBUTION

GRENADA
Simonoonops etang 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 Simonoonops etang, 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 00027633  GRENADA      Grand Etang, Windward Islands  1 Adult Female      12.08347; -61.70012    01 Nov 1912  R. Thaxter  MCZ 
PBI_OON 00027630  GRENADA      Grand Etang, Windward Islands  1 Adult Male  Holotype    12.08347; -61.70012    01 Nov 1912  R. Thaxter  MCZ 
PBI_OON 00027631  GRENADA      Grand Etang, Windward Islands  1 Adult Male      12.08347; -61.70012    01 Nov 1912  R. Thaxter  MCZ 
PBI_OON 00027632  GRENADA      Grand Etang, Windward Islands  3 Adult Female      12.08347; -61.70012    01 Nov 1912  R. Thaxter  MCZ 


 
 
 
 
The American Museum of Natural History, New York, in collaboration with
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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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