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OONOPIDAE SPECIES DESCRIPTION
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Orchestina laselva       Get publication



            Male (PBI_OON 27936). Total length 1.00. 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 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 dark, needle-like, present, scattered; non-marginal pars thoracica setae dark, needle-like; marginal setae absent. 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, dark, needle-like. Chilum absent. Eyes six, well developed, PME largest, ALE circular, PME oval, PLE circular; posterior eye row recurved from above, straight from front; ALE separated by more than their diameter, ALE-PLE touching, PME touching throughout most of their length, PLE-PME separated by PME radius to PME diameter. Sternum longer than wide, pale orange, 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, 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, evenly scattered, originating from surface, without hair tufts. Mouthparts: Chelicerae, endites and labium pale orange. Chelicerae straight, anterior face unmodified; without teeth on both promargin and retromargin; fangs without tooth-like projections, directed medially, shape normal, without prominent basal process, tip unmodified; setae dark, evenly scattered; paturon inner margin with scattered setae, distal region unmodified, posterior surface unmodified, promargin unmodified, inner margin unmodified, laminate groove absent. Labium rectangular, not 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 not excavated, serrula present in single row, anteromedian tip unmodified, posteromedian part unmodified, same as sternum in sclerotization. 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 absent. Postepigastric scutum absent. Spinneret 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 long setae. Dense patch of setae anterior to spinnerets absent. Colulus present. LEGS: pale orange, without color pattern; femur IV thickened, much larger than femora I-III, patella plus tibia I shorter than carapace, tibia I unmodified, tibia I Emeritís glands absent, 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 not visible; 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 not examined; cymbium yellow, ovoid in dorsal view, not fused with bulb, not extending beyond distal tip of bulb, plumose setae absent, without stout setae, without distal patch of setae; bulb pale orange, more than 2 times as long as cymbium, stout, tapering apically.
Orchestina laselva, male habitus, lateral view (image by MI, specimen ID: ---27936)

ORCHELASELmphabl27936MI.tif

Orchestina laselva, male habitus, anterior view (image by MI, specimen ID: ---27936)

ORCHELASELmphaba27936MI.tif

Orchestina laselva, male habitus, dorsal view (image by MI, specimen ID: ---27936)

ORCHELASELmphabd27936MI.tif

Orchestina laselva, male palp, dorsal view (image by MI, specimen ID: ---27936)

ORCHELASELmppald27936MI.tif

Orchestina laselva, male palp, prolateral view (image by MI, specimen ID: ---27936)

ORCHELASELmppalp27936MI.tif

Orchestina laselva, male palp, retrolateral view (image by MI, specimen ID: ---27936)

ORCHELASELmppalr27936MI.tif

Orchestina laselva, male palp, lateral view (image by MI, specimen ID: ---27936)

ORCHELASELmdpall27936MI.tif


            Female (PBI_OON 27943). Total length 1.00. As in male except as noted. CEPHALOTHORAX: Female palp claws absent; spines absent; tarsus unmodified, patella without prolateral row of ridges. LEGS: Leg spines absent. Tarsi I to IV superior claws tooth not examined in detail. Trichobothria not examined.
Orchestina laselva, female habitus, dorsal view (image by MI, specimen ID: ---27935)

ORCHELASELfphabd27935MI.tif

Orchestina laselva, female abdomen, ventral view (image by MI, specimen ID: ---27943)

ORCHELASELfpabdv27943MI.tif

Orchestina laselva, female habitus, lateral view (image by MI, specimen ID: ---27935)

ORCHELASELfphabl27935MI.tif

Orchestina laselva, female habitus, ventral view (image by MI, specimen ID: ---27935)

ORCHELASELfphabv27935MI.tif

Orchestina laselva, female internal female genitalia, ventral view (image by MI, specimen ID: ---27943)

ORCHELASELfdifgv27943MI.tif

 

DISTRIBUTION

COSTA RICA ; ECUADOR
Orchestina laselva 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 laselva, 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 00027945  COSTA RICA  Heredia    unknown  1 Adult Female      ;       unknown  INBIO 
PBI_OON 00027936  COSTA RICA  Heredia    Estacion Biologica La Selva  1 Adult Male  Holotype  150  10.43333; -84.01666    05 Mar 1993  unknown  INBIO 
PBI_OON 00027941  COSTA RICA  Heredia    Estacion Biologica La Selva  1 Adult Female    150  10.43333; -84.01666    14 Jan 1993  unknown  INBIO 
PBI_OON 00027935  COSTA RICA  Heredia    Estacion Biologica La Selva  1 Adult Female  Paratype  150  10.43333; -84.01666    05 May 1993  unknown  INBIO 
PBI_OON 00027940  COSTA RICA  Heredia    Estacion Biologica La Selva  1 Adult Male    150  10.43333; -84.01666    06 Mar 1993  unknown  INBIO 
PBI_OON 00027944  COSTA RICA  Heredia    Estacion Biologica La Selva  1 Adult Female    150  10.43333; -84.01666    14 Jan 1993  unknown  INBIO 
PBI_OON 00027939  COSTA RICA  Heredia    Estacion Biologica La Selva  1 Adult Female    150  10.43333; -84.01666    17 Jan 1993  unknown  INBIO 
PBI_OON 00027943  COSTA RICA  Heredia    Estacion Biologica La Selva  1 Adult Female  Paratype  150  10.43333; -84.01666    14 Jan 1993  unknown  INBIO 
PBI_OON 00027937  COSTA RICA  Heredia    Estacion Biologica La Selva  1 Adult Female    150  10.43333; -84.01666    05 Jul 1993  unknown  INBIO 
PBI_OON 00027938  COSTA RICA  Heredia    Estacion Biologica La Selva  1 Adult Male    150  10.43333; -84.01666    05 Jul 1993  INBio-OET  INBIO 
PBI_OON 00027942  COSTA RICA  Heredia    Estacion Biologica La Selva  1 Adult Female    150  10.43333; -84.01666    07 May 1993  INBio-OET  INBIO 
PBI_OON 00030174  ECUADOR  Orellana  Reserva Etnica Waorani  1km S Onkone Gare Camp; Transect Ent.  1 Adult Female    216  -0.65716; -76.45300    25 Jun 1996  T. Erwin et al.  USNM 
PBI_OON 00030883  ECUADOR  Orellana  Reserva Etnica Waorani  1km S Onkone Gare Camp; Transect Ent.  1 Adult Female    216  -0.65716; -76.45300    04 Oct 1994  T. Erwin et al.  USNM 


 
 
 
 
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