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OONOPIDAE SPECIES DESCRIPTION
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Escaphiella cachimbo       Get publication



            Male (PBI_OON 29509). Total length 1.15. CEPHALOTHORAX: Carapace pale orange, without any pattern, ovoid in dorsal view, pars cephalica slightly elevated in lateral view, anteriorly narrowed to between 0.5 and 0.75 times its maximum width, 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 granulate, thorax without depressions, fovea absent, surface with obvious granulate microsculpture restrained to pars cephalica margins, almost reaching apex on pars thoracica, 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 dark, needle-like, present, scattered; non-marginal pars thoracica setae dark, needle-like; marginal setae absent. Clypeus margin unmodified, curved downwards in front view, vertical in lateral view, high, ALE separated from edge of carapace by their radius or more, median projection absent; setae present. Chilum absent. Eyes six, well developed, ALE largest, ALE circular, PME squared, PLE oval; posterior eye row procurved from both above and front; ALE touching, 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 absent, with radial furrows between coxae I-II, II-III, III-IV, furrow smooth, radial furrow opposite coxae III absent, surface smooth, without pits, microsculpture absent, sickle-shaped structures absent, anterior margin with continuous transverse groove, 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; setae sparse, dark, needle-like, densest laterally, originating from surface, without hair tufts. Mouthparts: Chelicerae, endites and labium pale orange. Chelicerae slightly divergent, anterior face unmodified, paturon with anterolateral keel and one large plumose seta on anterior and posterior face at middle of fang base; fangs directed medially, shape normal, without prominent basal process, tip unmodified; setae dark, needle-like, evenly scattered; paturon inner margin with scattered setae, distal region unmodified. Labium triangular, fused to sternum, anterior margin not indented at middle, same as sternum in sclerotization; with 6 or more setae on anterior margin, subdistal portion with unmodified setae. Endites distally excavated, posteromedian part unmodified, same as sternum in sclerotization, anteromedian part with a modified spine-like 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 medium, ribbed, scutum extending far dorsal of pedicel, plumose hairs absent, matted setae on anterior ventral abdomen in pedicel area absent, cuticular outgrowths near pedicel absent, presence on a long scutal ridge far above the pedicel. Dorsal scutum strongly 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 strongly sclerotized, surrounding pedicel, not protruding, small lateral sclerites absent. Postepigastric scutum strongly sclerotized, pale orange, long, semicircular, covering nearly full length of abdominal length, fused to epigastric scutum, anterior margin unmodified, without posteriorly directed lateral apodemes, lateral side of postepigastric scutum smooth. Spinneret scutum present, incomplete ring. Supra-anal scutum absent. Dorsum setae present, dark, needle-like. Epigastric area setae uniform, dark, needle-like. Postepigastric area setae present, dark, needle-like. Spinneret scutum with fringe of needle-like setae. Dense patch of setae anterior to spinnerets absent. Interscutal membrane with setae. Colulus represented only by setae. Spinnerets: PMS: pMS present (seen under compound microscope). LEGS: pale orange, without color pattern; femur IV not thickened, same size as femora I-III, patella plus tibia I shorter than carapace, tibia IV specialized hairs on ventral apex absent, tibia IV ventral scopula absent, metatarsi III and IV weak ventral scopula absent. Leg spines absent. Trichobothria examined with Compound microscope; tibia: each with three; metatarsus: each with one. GENITALIA: Epigastric region with sperm pore large, circular, situated at level of anterior spiracles; 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; 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 with 3 trichobothria; cymbium pale orange, ovoid in dorsal view, completely fused with bulb, no seam visible, extending beyond distal tip of bulb, plumose setae absent, without stout setae, with distal patch of setae; bulb pale orange, 1 to 1.5 times as long as cymbium, stout, tapering apically, prolateral surface with stridulatory file..
Escaphiella cachimbo, male abdomen, lateral view (image by ND, specimen ID: ---29509)

Escapcachimpabdl29509ND.tif

Escaphiella cachimbo, male abdomen, ventral view (image by ND, specimen ID: ---29509)

Escapcachimpabdv29509ND.tif

Escaphiella cachimbo, male carapace, anterior view (image by ND, specimen ID: ---29509)

Escapcachimpcara29509ND.tif

Escaphiella cachimbo, male carapace, dorsal view (image by ND, specimen ID: ---29509)

Escapcachimpcard29509ND.tif

Escaphiella cachimbo, male carapace, lateral view (image by ND, specimen ID: ---29509)

Escapcachimpcarl29509ND.tif

Escaphiella cachimbo, male gonopore (male genital area), ventral view (image by ND, specimen ID: ---29509)

Escapcachimpgonv29509ND.tif

Escaphiella cachimbo, male habitus, dorsal view (image by ND, specimen ID: ---29509)

Escapcachimphabd29509ND.tif

Escaphiella cachimbo, male palpal femur, dorsal view (image by ND, specimen ID: ---29509)

Escapcachimppafd29509ND.tif

Escaphiella cachimbo, male palp, dorsal view (image by ND, specimen ID: ---29509)

Escapcachimppald29509ND.tif

Escaphiella cachimbo, male palp, prolateral view (image by ND, specimen ID: ---29509)

Escapcachimppalp29509ND.tif

Escaphiella cachimbo, male palp, retrolateral view (image by ND, specimen ID: ---29509)

Escapcachimppalr29509ND.tif

Escaphiella cachimbo, male palp, ventral view (image by ND, specimen ID: ---29509)

Escapcachimppalv29509ND.tif

Escaphiella cachimbo, male pedicel, anterior view (image by ND, specimen ID: ---29509)

Escapcachimppeda29509ND.tif

Escaphiella cachimbo, male sternum, ventral view (image by ND, specimen ID: ---29509)

Escapcachimpstev29509ND.tif


            Female (PBI_OON 29511). Total length 1.17. As in male except as noted. CEPHALOTHORAX: Carapace surface with obvious granulate microsculpture restrained to pars cephalica margins, almost reaching apex on pars thoracica. Mouthparts: Chelicerae paturon with anterolateral keel and one large plumose seta on anterior and posterior face at middle of fang base. Endites anteromedian tip unmodified. Female palp claws absent; spines absent; tarsus unmodified, patella without prolateral row of ridges, prolateral surface of palpal femur with stridulatory file, palpal tarsus with distal setae forming a distal patch of setae; trichobothria tibia with three dorsal trichobothria. ABDOMEN: Dorsal scutum absent. Epigastric scutum without lateral joints. Postepigastric scutum lateral side of postepigastric scutum smooth. Spinnerets: PMS: pMS present (seen under compound microscope). LEGS: Leg spines absent. Trichobothria examined with Compound microscope.
Escaphiella cachimbo, female carapace, dorsal view (image by ND, specimen ID: ---29511)

Escapcachifpcard29511ND.tif

Escaphiella cachimbo, female carapace, lateral view (image by ND, specimen ID: ---29511)

Escapcachifpcarl29511ND.tif

Escaphiella cachimbo, female epigynum, epigynal area, ventral view (image by ND, specimen ID: ---29511)

Escapcachifpepiv29511ND.tif

Escaphiella cachimbo, female habitus, anterior view (image by ND, specimen ID: ---29511)

Escapcachifphaba29511ND.tif

Escaphiella cachimbo, female habitus, dorsal view (image by ND, specimen ID: ---29511)

Escapcachifphabd29511ND.tif

Escaphiella cachimbo, female habitus, lateral view (image by ND, specimen ID: ---29511)

Escapcachifphabl29511ND.tif

Escaphiella cachimbo, female habitus, ventral view (image by ND, specimen ID: ---29511)

Escapcachifphabv29511ND.tif

Escaphiella cachimbo, female sternum, ventral view (image by ND, specimen ID: ---29511)

Escapcachifpstev29511ND.tif

 

DISTRIBUTION

BRAZIL
Escaphiella cachimbo 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 Escaphiella cachimbo, 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 00029511  BRAZIL  Para    Campo de Provas Brigadiro Velloso, Serra do Cachimbo, Novo Porgresso  2 Adult Female      -9.35000; -55.03361    07 Sept 2003  A. Bonaldo, D. Santos-Souza, D. Guinmaraes  MPEG 
PBI_OON 00029510  BRAZIL  Para    Campo de Provas Brigadiro Velloso, Serra do Cachimbo, Novo Porgresso  1 Adult Female  Holotype    -9.35000; -55.03361    07 Sept 2003  A. Bonaldo, D. Santos-Souza, D. Guinmaraes  MPEG 
PBI_OON 00029509  BRAZIL  Para    Campo de Provas Brigadiro Velloso, Serra do Cachimbo, Novo Porgresso  1 Adult Male      -9.35000; -55.03361    07 Sept 2003  A. Bonaldo, D. Santos-Souza, D. Guinmaraes  MPEG 
PBI_OON 00029508  BRAZIL  Para    Campo de Provas Brigadeiro Velloso, Serra do Cachimbo, Novo Progresso  1 Adult Female      -9.36667; -54.90023    18 Mar 2004  J. Ricetti, J. Barreiros, D. Guimaraes  MPEG 


 
 
 
 
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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