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OONOPIDAE SPECIES DESCRIPTION
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Longoonops gorda       Get publication



            Male (PBI_OON 27350). Total length 1.28. 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 finely reticulate, 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 long, narrow, much longer than PLE, 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, without 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, with long, oblique, longitudinal ridge. ABDOMEN: cylindrical, without long posterior extension, rounded posteriorly, inter-scutal membrane rows of small sclerotized platelets absent posteriorly; dorsum soft portions white, dorsum with anterior and posterior dark areas. 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. 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, shaort, basally thickeded, retrolateral process surved; 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, with distal patch of setae; bulb yellow, 1 to 1.5 times as long as cymbium, stout, tapering apically.
Longoonops gorda, male carapace, dorsal view (image by ND, specimen ID: ---27350)

Longogordampcard27350ND.tif

Longoonops gorda, male carapace, lateral view (image by ND, specimen ID: ---27350)

Longogordampcarl27350ND.tif

Longoonops gorda, male embolus, prolateral view (image by ND, specimen ID: ---27350)

Longogordampembp27350ND.tif

Longoonops gorda, male embolus, retrolateral view (image by ND, specimen ID: ---27350)

Longogordampembr27350ND.tif

Longoonops gorda, male habitus, anterior view (image by ND, specimen ID: ---27350)

Longogordamphaba27350ND.tif

Longoonops gorda, male habitus, dorsal view (image by ND, specimen ID: ---27350)

Longogordamphabd27350ND.tif

Longoonops gorda, male habitus, lateral view (image by ND, specimen ID: ---27350)

Longogordamphabl27350ND.tif

Longoonops gorda, male habitus, ventral view (image by ND, specimen ID: ---27350)

Longogordamphabv27350ND.tif

Longoonops gorda, male palp, prolateral view (image by ND, specimen ID: ---27350)

Longogordamppalp27350ND.tif

Longoonops gorda, male palp, retrolateral view (image by ND, specimen ID: ---27350)

Longogordamppalr27350ND.tif

Longoonops gorda, male sternum, ventral view (image by ND, specimen ID: ---27350)

Longogordampstev27350ND.tif


            Female (PBI_OON 27350). Total length 1.56. As in male except as noted. CEPHALOTHORAX: Eyes pME long, narrow, much longer than PLE. Endites serrula present in single row. Female palp claws absent; spines absent; tarsus unmodified, patella without prolateral row of ridges. ABDOMEN: dorsum soft portions with anterior and posterior dusky areas. Epigastric scutum without lateral joints. LEGS: Leg spines absent. Tarsi I to IV superior claws tooth not examined in detail. Trichobothria not examined. GENITALIA: Shape: ovoid plate with anteriorly situated median invagination.
Longoonops gorda, female carapace, dorsal view (image by ND, specimen ID: ---27350)

Longogordafpcard27350ND.tif

Longoonops gorda, female carapace, lateral view (image by ND, specimen ID: ---27350)

Longogordafpcarl27350ND.tif

Longoonops gorda, female epigynum, epigynal area, ventral view (image by ND, specimen ID: ---27350)

Longogordafpepiv27350ND.tif

Longoonops gorda, female habitus, anterior view (image by ND, specimen ID: ---27350)

Longogordafphaba27350ND.tif

Longoonops gorda, female habitus, dorsal view (image by ND, specimen ID: ---27350)

Longogordafphabd27350ND.tif

Longoonops gorda, female habitus, lateral view (image by ND, specimen ID: ---27350)

Longogordafphabl27350ND.tif

Longoonops gorda, female habitus, ventral view (image by ND, specimen ID: ---27350)

Longogordafphabv27350ND.tif

Longoonops gorda, female internal female genitalia, dorsal view (image by ND, specimen ID: ---27350)

Longogordafpifgd27350ND.tif

Longoonops gorda, female internal female genitalia, ventral view (image by ND, specimen ID: ---27350)

Longogordafpifgv27350ND.tif

Longoonops gorda, female sternum, ventral view (image by ND, specimen ID: ---27350)

Longogordafpstev27350ND.tif

 

DISTRIBUTION

VIRGIN ISLANDS (BRITISH)
Longoonops gorda 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 Longoonops gorda, 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 00027350  VIRGIN ISLANDS (BRITISH)  Virgin Gorda    Virgin Gorda  2 Adult Female      18.44803; -64.42916    01 Aug 1966  A. Chickering  MCZ 
PBI_OON 00027350  VIRGIN ISLANDS (BRITISH)  Virgin Gorda    Virgin Gorda  1 Adult Male  Holotype    18.44803; -64.42916    01 Aug 1966  A. Chickering  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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