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(Female redundant descriptions removed)
Escaphiella ocoa       Get publication

            Male (PBI_OON_0026879). Total length 1.62. 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, granulate microsculpture reaching pars cephalica, 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 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, dark, needle-like. 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; fangs directed medially, shape normal, without prominent basal process, tip unmodified; setae dark, needle-like, evenly scattered, paturon with anterolateral keel and one large plumose seta on anterior and posterior face at middle of fang base.; 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, endites anteromedian part modified, long spine-like process, curving apically. ABDOMEN: ovoid, without long posterior extension, rounded posteriorly, inter-scutal membrane rows of small sclerotized platelets absent posteriorly; dorsum soft portions white, striped pigmentation under dorsal scuta. 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. Dorsal scutum strongly sclerotized, pale orange, without color pattern, covering more than 3/4 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 finely striated. 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: present, seen under compound scope. 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 ocoa, male carapace, anterior view (image by ND, specimen ID: ---26879)


Escaphiella ocoa, male carapace, dorsal view (image by ND, specimen ID: ---26879)


Escaphiella ocoa, male carapace, lateral view (image by ND, specimen ID: ---26879)


Escaphiella ocoa, male gonopore (male genital area), ventral view (image by ND, specimen ID: ---26879)


Escaphiella ocoa, male habitus, anterior view (image by ND, specimen ID: ---26879)


Escaphiella ocoa, male habitus, dorsal view (image by ND, specimen ID: ---26879)


Escaphiella ocoa, male habitus, ventral view (image by ND, specimen ID: ---26879)


Escaphiella ocoa, male habitus, lateral view (image by ND, specimen ID: ---26879)


Escaphiella ocoa, male palp, dorsal view (image by ND, specimen ID: ---26879)


Escaphiella ocoa, male palp, prolateral view (image by ND, specimen ID: ---26879)


Escaphiella ocoa, male palp, retrolateral view (image by ND, specimen ID: ---26879)


Escaphiella ocoa, male palp, ventral view (image by ND, specimen ID: ---26879)


Escaphiella ocoa, male sternum, ventral view (image by ND, specimen ID: ---26879)


            Female (PBI_OON_0026880). Total length 2.04. As in male except as noted. CEPHALOTHORAX: Carapace granulate microsculpture reaching pars cephalica. Eyes ALE separated by less than their radius. 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 trichobothia.. ABDOMEN: dorsum soft portions striped pigmentation under dorsal scuta. Dorsal scutum absent. Epigastric scutum without lateral joints. Postepigastric scutum lateral side of postepigastric scutum smooth. LEGS: Leg spines absent. Trichobothria examined with Compound microscope.
Escaphiella ocoa, female carapace, dorsal view (image by ND, specimen ID: ---26880)


Escaphiella ocoa, female epigynum, epigynal area, ventral view (image by ND, specimen ID: ---26880)


Escaphiella ocoa, female habitus, anterior view (image by ND, specimen ID: ---26880)


Escaphiella ocoa, female habitus, dorsal view (image by ND, specimen ID: ---26880)


Escaphiella ocoa, female habitus, ventral view (image by ND, specimen ID: ---26880)


Escaphiella ocoa, female sternum, ventral view (image by ND, specimen ID: ---26880)




Escaphiella ocoa 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 ocoa, Discover Life Map

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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 00026839  CHILE  Libertador General Bernardo O'Higgins - Region VI  Colchagua  Las Balsas, Rapel Mayo  1 Adult Male      -34.20000; -71.46670    01 Jan 1975  Zapfe  MNSC 
PBI_OON 00026840  CHILE  Metropolitana de Santiago  Santiago  Maipu, Queb. La Plata Ladera Norte  1 Adult Male      -33.51670; -70.76670    01 Oct 1959  W. Noodt  MNSC 
PBI_OON 00026880  CHILE  Metropolitana de Santiago  unknown  Guayacun, Rio Colorado  1 Adult Female      -33.60000; -70.36670  unburned site  01 Jan 1984  P. Goloboff  MACN 
PBI_OON 00026879  CHILE  Valparaiso - Region V  Quillota  Parque Nacional La Campana, Palmas de Ocoa  1 Adult Male  Holotype    -32.81670; -71.10000  unburned site  27 Sept 1985  R. Calderón  AMNH 

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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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