(Female redundant descriptions removed)
Cavisternum ledereri
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Male (PBI_OON 20010). Total length 1.11. CEPHALOTHORAX: Carapace pale orange, 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; non-marginal pars cephalica setae setae lost. Clypeus margin unmodified, curved downwards in front view, vertical in lateral view, low, ALE separated from edge of carapace by less than their radius, median projection absent. 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 longer than wide, pale orange, uniform, fused to carapace, median concavity present, occupying most of the sternum length, 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, concavity, the whole sternum long with U-shaped field of clavate setae, covering about 3/4 of sternum width; setae sparse, light, needle-like, evenly scattered, originating from surface, without hair tufts. Mouthparts: Chelicerae, endites and labium pale orange. Chelicerae slightly divergent, anterior face unmodified, fangs extremely long and bent in x-shaped position; without teeth on both promargin and retromargin; fangs without tooth-like projections, directed posteriorly, shape normal, without prominent basal process, tip unmodified; setae light, needle-like, evenly scattered, cheliceral fang extremely long in x-shaped position, tips bent medially and distally widened; 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; without 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. 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, 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, pale orange, 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, pale orange, long, almost rectangular, covering about 3/4 of abdominal length, fused to epigastric scutum, anterior margin unmodified, with long posteriorly directed lateral apodemes. Spinneret scutum absent. 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 without fringe of setae. Dense patch of setae anterior to spinnerets absent. Interscutal membrane with setae. Colulus absent. LEGS: yellow, without color pattern; femur IV not thickened, same size as femora I-III, patella plus tibia I near as long as 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, circular, situated in front of anterior spiracles, rebordered; 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 pear-shaped with bifurcate embolus; 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, 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, tapering apically.
Cavisternum ledereri, male abdomen, lateral view (image by BB, specimen ID: ---20010)
cavisledermpabdl20010BB.tif
| Cavisternum ledereri, male carapace, anterior view (image by BB, specimen ID: ---20010)
cavisledermpcara20010BB.tif
| Cavisternum ledereri, male carapace, lateral view (image by BB, specimen ID: ---20010)
cavisledermpcarl20010BB.tif
| Cavisternum ledereri, male carapace, ventral view (image by BB, specimen ID: ---20010)
cavisledermpcarv20010BB.tif
| Cavisternum ledereri, male habitus, dorsal view (image by BB, specimen ID: ---20010)
cavisledermphabd20010BB.tif
| Cavisternum ledereri, male habitus, lateral view (image by BB, specimen ID: ---20010)
cavisledermphabl20010BB.tif
| Cavisternum ledereri, male habitus, ventral view (image by BB, specimen ID: ---20010)
cavisledermphabv20010BB.tif
| Cavisternum ledereri, male palp, dorsal view (image by BB, specimen ID: ---20010)
cavisledermppald20010BB.tif
| Cavisternum ledereri, male palp, prolateral view (image by BB, specimen ID: ---20010)
cavisledermppalp20010BB.tif
| Cavisternum ledereri, male palp, retrolateral view (image by BB, specimen ID: ---20010)
cavisledermppalr20010BB.tif
| Cavisternum ledereri, male palp, dorsal view (image by BB, specimen ID: ---20010)
cavisledermdpald20010BB.tif
| Cavisternum ledereri, male palp, prolateral view (image by BB, specimen ID: ---20010)
cavisledermdpalp20010BB.tif
| Cavisternum ledereri, male palp, retrolateral view (image by BB, specimen ID: ---20010)
cavisledermdpalr20010BB.tif
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Female (PBI_OON 20010). Total length 1.17. As in male except as noted. CEPHALOTHORAX: Carapace non-marginal pars cephalica setae setae lost. Sternum median concavity absent. Mouthparts: fangs directed medially. Female palp claws absent; spines absent; tarsus unmodified, patella without prolateral row of ridges. ABDOMEN: Postepigastric scutum not fused to epigastric scutum. Spinneret scutum with fringe of short setae. LEGS: Leg spines absent. Tarsi I to IV superior claws tooth not examined in detail. Trichobothria not examined. GENITALIA: Shape: epigastric area a broadly oval region with inverted v-shaped copulatory opening, situated between groove and epigastric fold, copulatory duct short broadly oval narrowed towards epigastric fold.
Cavisternum ledereri, female abdomen, ventral view (image by BB, specimen ID: ---20010)
cavislederfpabdv20010BB.tif
| Cavisternum ledereri, female epigynum, epigynal area, ventral view (image by BB, specimen ID: ---20010)
cavislederfpepiv20010BB.tif
| Cavisternum ledereri, female habitus, dorsal view (image by BB, specimen ID: ---20010)
cavislederfphabd20010BB.tif
| Cavisternum ledereri, female habitus, lateral view (image by BB, specimen ID: ---20010)
cavislederfphabl20010BB.tif
| Cavisternum ledereri, female habitus, ventral view (image by BB, specimen ID: ---20010)
cavislederfphabv20010BB.tif
| Cavisternum ledereri, female abdomen, dorsal view (image by BB, specimen ID: ---07430)
cavislederfpabdd07430BB.tif
| Cavisternum ledereri, female epigynum, epigynal area, ventral view (image by BB, specimen ID: ---07430)
cavislederfpepiv07430BB.tif
| Cavisternum ledereri, female epigynum, epigynal area, dorsal view (image by BB, specimen ID: ---07430)
cavislederfdepid07430BB.tif
| Cavisternum ledereri, female epigynum, epigynal area, ventral view (image by BB, specimen ID: ---07430)
cavislederfdepiv07430BB.tif
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DISTRIBUTION
AUSTRALIA
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Cavisternum ledereri, Discover Life Map
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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 00020939 |
AUSTRALIA |
Queensland |
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Thatch Ck (NQ 32) |
3 Adult Male |
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-19.10000; 145.30000 |
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01 Dec 1992 |
R.J. & S. Raven, P. & E. Lawless |
QM |
PBI_OON 00023346 |
AUSTRALIA |
Queensland |
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Thatch Ck (NQ 32) |
1 Adult Female |
Paratype |
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-19.10000; 145.30000 |
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26 Jul 1992 |
R. Raven, P. Lawless, E. Lawless, M. Shaw |
QM |
PBI_OON 00020010 |
AUSTRALIA |
Queensland |
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Thatch Ck (NQ 32) |
4 Adult Male |
Holotype |
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-19.10000; 145.30000 |
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26 Jul 1992 |
R. Raven, P. Lawless, E. Lawless, M. Shaw |
QM |
PBI_OON 00007430 |
AUSTRALIA |
Queensland |
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Thatch Ck (NQ 32) |
18 Adult Male |
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-19.10000; 145.30000 |
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01 Dec 1992 |
R.J. & S. Raven, P. & E. Lawless |
QM |
PBI_OON 00007430 |
AUSTRALIA |
Queensland |
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Thatch Ck (NQ 32) |
10 Adult Female |
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-19.10000; 145.30000 |
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01 Dec 1992 |
R.J. & S. Raven, P. & E. Lawless |
QM |
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