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OONOPIDAE SPECIES DESCRIPTION
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(Female redundant descriptions removed)
Orchestina coari       Get publication



            Female (PBI_OON 43338). Total length 1.49. CEPHALOTHORAX: Carapace 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, 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, smooth, without denticles; plumose setae near posterior margin of pars thoracica absent; non-marginal pars cephalica setae present, scattered, only sockets were observed; non-marginal pars thoracica setae only sockets were observed; marginal setae absent, only sockets were observed. Clypeus margin unmodified, curved downwards in front view, sloping forward in lateral view, high, ALE separated from edge of carapace by their radius or more, median projection absent; setae present, only sockets were observed. Chilum absent. Eyes six, well developed, posterior eye row slightly recurved in front view, PME largest, ALE circular, PME oval, PLE circular; posterior eye row recurved from above; ALE separated by more than their diameter, ALE-PLE touching, PME touching for less than half their length, PLE-PME separated by PME radius to PME diameter. Sternum longer than wide, orange-brown, uniform, not fused to carapace, median concavity absent, without radial furrows between coxae I-II, II-III, III-IV, radial furrow opposite coxae III absent, surface smooth, without pits, microsculpture covering entire surface, sickle-shaped structures absent, anterior margin unmodified, posterior margin extending posteriorly beyond anterior edges of coxae IV as single extension, 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, evenly scattered, originating from surface. Mouthparts: Chelicerae, endites and labium orange-brown. Chelicerae straight, anterior face unmodified; without teeth on both promargin and retromargin; fangs directed medially, shape normal, without prominent basal process, tip unmodified; setae dark, evenly scattered; paturon inner margin with scattered setae, distal region unmodified, inner margin unmodified. Labium rectangular, not fused to sternum, anterior margin not indented at middle; with 6 or more setae on anterior margin, subdistal portion with unmodified setae. Endites distally not excavated, serrula present in single row, anteromedian tip unmodified, posteromedian part unmodified. Female palp claws absent; spines absent; tarsus unmodified, patella without prolateral row of ridges. ABDOMEN: ovoid, without long posterior extension, rounded posteriorly, inter-scutal membrane rows of small sclerotized platelets absent posteriorly; dorsum soft portions pale white, without color pattern. Book lung covers large, round, without setae, anterolateral edge unmodified. Posterior spiracles not connected by groove. Pedicel tube medium, with fringe of setae, scuto-pedicel region unmodified, scutum absent, but abdomen extending anteriad 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, without lateral joints. Postepigastric scutum absent. Spinneret scutum absent. Dorsum setae present, only sockets were observed. Epigastric area setae uniform, dark, needle-like. Postepigastric area setae present, only sockets were observed. Dense patch of setae anterior to spinnerets absent. Colulus present. LEGS: coxae specimen without legs. GENITALIA: Shape: anterior receptaculum widened at its base, tip rounded. Nearby external pockets.
 

DISTRIBUTION

BRAZIL
Orchestina coari 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 Orchestina coari, 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 00043338  BRAZIL  Amazonas  Coari  Base de Operações Geólogo Pedro de Moura, Porto Urucu  1 Juvenile sex unknown      -4.88611; -65.27944    04 Sept 2009  N. F. Lo-Man-Hung et al.  MPEG 
PBI_OON 00043338  BRAZIL  Amazonas  Coari  Base de Operações Geólogo Pedro de Moura, Porto Urucu  1 Adult Female      -4.88611; -65.27944    04 Sept 2009  N. F. Lo-Man-Hung et al.  MPEG 


 
 
 
 
The American Museum of Natural History, New York, in collaboration with
The California Academy of Sciences, San Francisco   The University of California, Berkeley
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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