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OONOPIDAE SPECIES DESCRIPTION
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(Female redundant descriptions removed)
Cavisternum rochesterae       Get publication



            Male (PBI_OON 7072). Total length 1.17. CEPHALOTHORAX: Carapace orange-brown, without any pattern, ovoid 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 smooth, thorax without depressions, fovea absent, without radiating rows of pits; lateral margin straight, rebordered, without 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 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, light, needle-like. Chilum absent. Eyes six, well developed, ALE largest, ALE circular, PME oval, PLE circular; posterior eye row straight from both above and front; ALE separated by their radius to diameter, ALE-PLE touching, PME touching throughout most of their length, PLE-PME touching. Sternum as long as wide, orange-brown, uniform, fused to carapace, median concavity present, a small concave pit in posterior half of sternum, without radial furrows between coxae I-II, II-III, III-IV, radial furrow opposite coxae III absent, surface smooth, without pits, microsculpture absent, sickle-shaped structures absent, anterior margin unmodified, 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, median concavity occupying about 1/2 of sternal length and 2/3 of sternal width; setae sparse, light, clavate, densest medially, originating from surface, without hair tufts. Mouthparts: Chelicerae, endites and labium orange-brown. Chelicerae straight, anterior face unmodified, short medially directed fangs not reaching labium; without teeth on both promargin and retromargin; fangs without tooth-like projections, directed medially, shape normal, without prominent basal process, tip distally widened; setae light, needle-like, evenly scattered; paturon distal region unmodified, posterior surface unmodified, promargin unmodified, inner margin unmodified, laminate groove absent. Labium rectangular, not fused to sternum, anterior margin indented at middle, same as sternum in sclerotization; with 1 or 2 setae on anterior margin, subdistal portion with unmodified setae. Endites distally not excavated, serrula present in single row, anteromedian tip with one strong, tooth-like projection, posteromedian part unmodified, same as sternum in sclerotization, with additional tooth-like projection at dorsal part of endite coxa. 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, elliptical, without setae, anterolateral edge unmodified. Posterior spiracles connected by groove. Pedicel tube short, ribbed, 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 weakly 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 weakly sclerotized, surrounding pedicel, slightly protuding, small lateral sclerites absent. Postepigastric scutum weakly sclerotized, orange-brown, long, almost rectangular, covering nearly full length of abdominal length, fused to epigastric scutum, anterior margin unmodified, with long posteriorly directed lateral apodemes. Spinneret scutum present, incomplete ring. Supra-anal scutum absent. 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 short setae. Dense patch of setae anterior to spinnerets absent. Interscutal membrane without setae. 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 small, oval, situated in front of anterior spiracles, unmodified; furrow without omega-shaped insertions, without setae. Palp normal size, not strongly sclerotized, right and left palps symmetrical, proximal segments yellow; embolus dark, prolateral excavation absent, cymbium-bulb complex square with additional cymbial prodistal tooth and an emboluls with three prongs, prolateral one acute and longest, median one half of length of the prolateral one, retrolateral one about 2/3 of prolateral one; 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 about as long as 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, plumose setae absent, without stout setae, without distal patch of setae; bulb yellow, stout, tapering apically.
Cavisternum rochesterae, male carapace, anterior view (image by BB, specimen ID: ---07072)

cavisrochempcara07072BB.tif

Cavisternum rochesterae, male chelicerae, anterior view (image by BB, specimen ID: ---07072)

cavisrochempchea07072BB.tif

Cavisternum rochesterae, male habitus, dorsal view (image by BB, specimen ID: ---07072)

cavisrochemphabd07072BB.tif

Cavisternum rochesterae, male habitus, lateral view (image by BB, specimen ID: ---07072)

cavisrochemphabl07072BB.tif

Cavisternum rochesterae, male habitus, ventral view (image by BB, specimen ID: ---07072)

cavisrochemphabv07072BB.tif

Cavisternum rochesterae, male palp, dorsal view (image by BB, specimen ID: ---07072)

cavisrochemppald07072BB.tif

Cavisternum rochesterae, male palp, prolateral view (image by BB, specimen ID: ---07072)

cavisrochemppalp07072BB.tif

Cavisternum rochesterae, male palp, retrolateral view (image by BB, specimen ID: ---07072)

cavisrochemppalr07072BB.tif

Cavisternum rochesterae, male sternum, ventral view (image by BB, specimen ID: ---07072)

cavisrochempstev07072BB.tif

Cavisternum rochesterae, male palp, dorsal view (image by BB, specimen ID: ---07072)

cavisrochemdpald07072BB.tif

Cavisternum rochesterae, male palp, prolateral view (image by BB, specimen ID: ---07072)

cavisrochemdpalp07072BB.tif

Cavisternum rochesterae, male palp, retrolateral view (image by BB, specimen ID: ---07072)

cavisrochemdpalr07072BB.tif


            Female (PBI_OON 7072). Total length 1.33. As in male except as noted. CEPHALOTHORAX: Sternum setae needle-like, evenly scattered. Endites anteromedian tip unmodified. Female palp claws absent; spines absent; tarsus unmodified, patella without prolateral row of ridges. ABDOMEN: Postepigastric scutum not fused to epigastric scutum. LEGS: Leg spines absent. Tarsi I to IV superior claws tooth not examined in detail. Trichobothria not examined. GENITALIA: Shape: epigastric area with semicircular rim, reaching apodemes and a dark triangular region, copulatory duct short not reaching tracheal groove.
Cavisternum rochesterae, female habitus, dorsal view (image by BB, specimen ID: ---07072)

cavisrochefphabd07072BB.tif

Cavisternum rochesterae, female habitus, ventral view (image by BB, specimen ID: ---07072)

cavisrochefphabv07072BB.tif

Cavisternum rochesterae, female abdomen, ventral view (image by BB, specimen ID: ---07072)

cavisrochefpabdv07072BB.tif

Cavisternum rochesterae, female carapace, anterior view (image by BB, specimen ID: ---07072)

cavisrochefpcara07072BB.tif

Cavisternum rochesterae, female epigynum, epigynal area, ventral view (image by BB, specimen ID: ---07072)

cavisrochefpepiv07072BB.tif

Cavisternum rochesterae, female habitus, lateral view (image by BB, specimen ID: ---07072)

cavisrochefphabl07072BB.tif

Cavisternum rochesterae, female abdomen, dorsal view (image by BB, specimen ID: ---07072)

cavisrochefpabdd07072BB.tif

Cavisternum rochesterae, female epigynum, epigynal area, dorsal view (image by BB, specimen ID: ---07072)

cavisrochefdepid07072BB.tif

Cavisternum rochesterae, female epigynum, epigynal area, ventral view (image by BB, specimen ID: ---07072)

cavisrochefdepiv07072BB.tif

 

DISTRIBUTION

AUSTRALIA
Cavisternum rochesterae 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 Cavisternum rochesterae, 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 00007072  AUSTRALIA  Queensland    Mazeppa NP, S end  1 Adult Male  Holotype  240  -22.26983; 147.26670    18 Dec 2000  G. Monteith  QM 
PBI_OON 00023348  AUSTRALIA  Queensland    Mazeppa NP, S end  1 Adult Female  Allotype  240  -22.26983; 147.26670    18 Dec 2000  G. Monteith  QM 


 
 
 
 
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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