Welcome Locality Data Entry        | Links | About Oonopidae | Outreach | Sign In 
Home | Project Description | Investigators | Species Pages |
Home >> Species Pages >>
OONOPIDAE SPECIES DESCRIPTION
(1) List all species     
OR       (2) Search by: Select the genus
Select the species
(Female redundant descriptions removed)
Costarina poas       Get publication



            Male (PBI_OON 31183). Total length 2.35. CEPHALOTHORAX: Carapace orange-brown, without any pattern, ovoid in dorsal view, pars cephalica strongly elevated 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 with slightly sclerotized triangular projections, posterolateral surface without spikes, surface of elevated portion of pars cephalica strongly reticulate, sides granulate, thorax without depressions, fovea absent, posterior portion with U-shaped smooth area, 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 light, needle-like, present, scattered; non-marginal pars thoracica setae light, needle-like; marginal setae light, needle-like. Clypeus margin strongly rebordered, sinuous in front view, vertical in lateral view, high, ALE separated from edge of carapace by their radius or more, median projection absent; setae present, light, needle-like. Chilum undivided, small, triangular, fused to clypeus, seam present. Eyes six, well developed, ALE largest, ALE oval, PME squared, PLE oval; posterior eye row recurved from above, procurved from front; ALE separated by their radius to diameter, ALE-PLE separated by less than ALE radius, PME touching throughout most of their length, PLE-PME separated by less than PME radius. Sternum wider than long, orange-brown, uniform, not 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 everywhere but front, sickle-shaped structures absent, anterior margin with continuous transverse groove, posterior margin extending posteriorly beyond anterior edges of coxae IV as single extension, anterior corner unmodified, lateral margin with infra-coxal grooves and anterior and posterior openings, distance between coxae approximately equal, extensions of pre-coxal triangles absent, lateral margins with bridges to coxae, without posterior hump, with three weak transverse ridges, longitudinal ridge almost obsolete; setae sparse, dark, needle-like, densest laterally, originating from surface, without hair tufts. Mouthparts: Chelicerae, endites and labium orange-brown. Chelicerae slightly divergent, anterior face with swelling; promargin with one tooth, retromargin without teeth; fangs without tooth-like projections, directed medially, shape normal, without prominent basal process, tip unmodified; setae light, needle-like, densest medially; paturon inner margin with pairs of enlarged setae, distal region unmodified, posterior surface unmodified, promargin with row of flattened setae, inner margin unmodified, laminate groove absent. Labium triangular, not fused to sternum, anterior margin not indented at middle, same as sternum in sclerotization, anterior portion set at sharp angle to flat posterior portion; with 6 or more setae on anterior margin, subdistal portion with unmodified setae. Endites distally excavated, posteromedian part unmodified, same as sternum in sclerotization, ventral process relatively wide, dorsal process relatively narrow. 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 not connected by groove. Pedicel tube medium, ribbed, scuto-pedicel region unmodified, 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, orange-brown, 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, orange-brown, long, semicircular, covering nearly full length of abdominal length, fused to epigastric scutum, anterior margin unmodified, with short posteriorly directed lateral apodemes. Spinneret scutum present, incomplete ring. Dorsum setae present, light, needle-like. Epigastric area setae uniform, light, needle-like. Postepigastric area setae present, light, needle-like. Spinneret scutum with fringe of long setae. Dense patch of setae anterior to spinnerets absent. Interscutal membrane with setae. Colulus present. LEGS: pale orange, without color pattern; femur IV not thickened, same size as femora I-III, patella plus tibia I shorter than 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 spination (only surfaces bearing spines listed, all spines longer than segment width): femora: I p0-0-2; r1-1-0; tibiae: I v4-4-1p; II v4-4-0; metatarsi: I v2-2-1p; II v2-2-0. 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, oval, situated between anterior and posterior spiracles, rebordered; 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, distal prong arched, narrow, proximal prong enlarged, translucent, attached to distal prong basally; 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, completely fused with bulb, no seam visible, 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, elongated.
Costarina poas, male embolus, prolateral view (image by LE, specimen ID: ---31186)

Costapoas9msembp31186LE.tif

Costarina poas, male embolus, retrolateral view (image by LE, specimen ID: ---31186)

Costapoas9msembr31186LE.tif

Costarina poas, male embolus, ventral view (image by LE, specimen ID: ---31186)

Costapoas9msembv31186LE.tif

Costarina poas, male palp, prolateral view (image by LE, specimen ID: ---31186)

Costapoas9mppalp31186LE.tif

Costarina poas, male palp, retrolateral view (image by LE, specimen ID: ---31186)

Costapoas9mppalr31186LE.tif

Costarina poas, male palp, ventral view (image by LE, specimen ID: ---31186)

Costapoas9mppalv31186LE.tif


            Female (PBI_OON 31183). Total length 2.42. As in male except as noted. CEPHALOTHORAX: Carapace posterior portion with U-shaped smooth area. Chilum small, triangular, fused to clypeus, seam present. Sternum with three weak transverse ridges, longitudinal ridge almost obsolete. Labium anterior portion set at sharp angle to flat posterior portion. Endites distally not excavated, anteromedian tip unmodified. Female palp claws absent; spines absent; tarsus unmodified, patella without prolateral row of ridges. ABDOMEN: Dorsal scutum covering more than 3/4 of abdomen, more than 1/2 to most of abdomen width. Epigastric scutum without lateral joints. Postepigastric scutum almost semicircular, covering about 3/4 of abdominal length, not fused to epigastric scutum. LEGS: Leg spination (only surfaces bearing spines listed, all spines longer than segment width): femora: I, II p0-0-2; r1-1-1; tibiae: I v4-4-2; II v4-4-1p; metatarsi: I v2-2-2; II v3-0-2. Tarsi I to IV superior claws tooth not examined in detail. Trichobothria not examined. GENITALIA: Shape: genital atrium short, wide, with rebordered posterior margin, apodemal lobes visible through cuticle.
Costarina poas, female sternum, ventral view (image by LE, specimen ID: ---31186)

Costapoas9fpstev31186LE.tif

Costarina poas, female abdomen, ventral view (image by LE, specimen ID: ---31186)

Costapoas9fpabdv31186LE.tif

Costarina poas, female abdomen, lateral view (image by LE, specimen ID: ---31186)

Costapoas9fpabdl31186LE.tif

Costarina poas, female internal female genitalia, ventral view (image by LE, specimen ID: ---31186)

Costapoas9fpifgv31186LE.tif

Costarina poas, female internal female genitalia, dorsal view (image by LE, specimen ID: ---31186)

Costapoas9fpifgd31186LE.tif

 

DISTRIBUTION

COSTA RICA
Costarina poas 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 Costarina poas, Discover Life Map
 

MATERIAL EXAMINED
Order by:    
PBI USI Country State Division Locality Sex Type Status Elevation(m) GPS Coordinate Habitat Collection_Date Collector Inst. Code
PBI_OON 00029833  COSTA RICA  Alajuela    Parque Nacional Volcan Poas, Sendero Tierra Fria [2500-2600m]  1 Adult Male    2600  10.18056; -84.24139  dry foliage  06 Apr 2002  P. Thomas  INBIO 
PBI_OON 00031186  COSTA RICA  Alajuela    Volcan Poas Sendero Escalonia  1 Adult Female    2570  10.19250; -84.23055  Leaf Litter  05 Mar 2002  D. Chandler  AMNH 
PBI_OON 00051285  COSTA RICA  Alajuela    6 km W El Parque, Rio Frio  1 Adult Female    40  10.95278; -84.72667  Leaf Litter  13 Feb 2009  A. Solis, M. Moraga, B. Hernandez, T. Foso  INBIO 
PBI_OON 00031186  COSTA RICA  Alajuela    Volcan Poas Sendero Escalonia  3 Adult Male    2570  10.19250; -84.23055  Leaf Litter  05 Mar 2002  D. Chandler  AMNH 
PBI_OON 00049961  COSTA RICA  Alajuela    Volcan Poas  1 Adult Male    2500  10.18574; -84.23872  cloud forest  25 May 1987  D. Ubick  CDU 
PBI_OON 00031183  COSTA RICA  Alajuela    Volcan Poas Send. Laguna  1 Adult Male  Paratype  2540  10.17442; -84.23751  cloud forest  06 Apr 2002  P. Thomas  INBIO 
PBI_OON 00031183  COSTA RICA  Alajuela    Volcan Poas Send. Laguna  1 Adult Female  Allotype  2540  10.17442; -84.23751  cloud forest  06 Apr 2002  P. Thomas  INBIO 
PBI_OON 00031183  COSTA RICA  Alajuela    Volcan Poas Send. Laguna  1 Adult Male  Holotype  2540  10.17442; -84.23751  cloud forest  06 Apr 2002  P. Thomas  INBIO 
PBI_OON 00031187  COSTA RICA  Alajuela    Volcan Poas  1 Adult Male    2500  10.18574; -84.23872  wet cloud forest, forest litter  06 Jun 1997  R. Anderson  INBIO 
PBI_OON 00027657  COSTA RICA  Heredia    5km E Vara Blanca  1 Adult Female    2100  10.18333; -84.11666  wet cloud forest, forest litter  20 Apr 2002  ALAS (Arthropods of La Selva Project)  INBIO 
PBI_OON 00051217  COSTA RICA  Heredia    6 km ENE Vara Blanca  1 Adult Female    2000  10.18333; -84.11667  wet cloud forest, forest litter  21 Feb 2002  ALAS (Arthropods of La Selva Project)  INBIO 
PBI_OON 00029834  COSTA RICA  Heredia    6 km ENE Vara Blanca  1 Adult Male    2000  10.18333; -84.11667  wet cloud forest, forest litter  16 Mar 2002  ALAS (Arthropods of La Selva Project)  INBIO 
PBI_OON 00027655  COSTA RICA  Heredia    6 km ENE Vara Blanca  1 Adult Female    2000  10.18333; -84.11667  wet cloud forest, forest litter  12 Apr 2002  ALAS (Arthropods of La Selva Project)  INBIO 
PBI_OON 00029832  COSTA RICA  Heredia    6 km ENE Vara Blanca  1 Adult Male    2000  10.18333; -84.11667  wet cloud forest, forest litter  16 Mar 2002  ALAS (Arthropods of La Selva Project)  INBIO 
PBI_OON 00051218  COSTA RICA  Heredia    6 km ENE Vara Blanca  1 Adult Male    2000  10.18333; -84.11667  wet cloud forest, forest litter  21 Feb 2002  ALAS (Arthropods of La Selva Project)  INBIO 
PBI_OON 00027661  COSTA RICA  Heredia    6 km ENE Vara Blanca  1 Adult Male    2000  10.18333; -84.11667  wet cloud forest, forest litter  19 Apr 2002  ALAS (Arthropods of La Selva Project)  INBIO 
PBI_OON 00051219  COSTA RICA  Heredia    6 km ENE Vara Blanca  1 Adult Male    2000  10.18333; -84.11667  wet cloud forest, forest litter  16 Mar 2002  ALAS (Arthropods of La Selva Project)  INBIO 
PBI_OON 00027660  COSTA RICA  Heredia    8km ENE Vara Blanca  1 Adult Female    1800  10.18333; -84.11666  wet cloud forest, forest litter  19 Apr 2002  ALAS (Arthropods of La Selva Project)  INBIO 
PBI_OON 00051216  COSTA RICA  Heredia    6 km ENE Vara Blanca  1 Adult Male    2000  10.18333; -84.11667  wet cloud forest, forest litter  17 Feb 2002  ALAS (Arthropods of La Selva Project)  INBIO 
PBI_OON 00051514  COSTA RICA  San Jose    Quinta Colibri, Quebradillas, Jardin  2 Adult Female    2040  9.69547; -83.97178  damp leaf litter  26 Nov 2008  P. Thomas  FMNH 
PBI_OON 00051510  COSTA RICA  San Jose    Quinta Colibri, Quebradillas, Jardin  4 Adult Male    2040  9.69547; -83.97178  moist litter  14 Dec 2010  P. Thomas  FMNH 
PBI_OON 00051519  COSTA RICA  San Jose    Quinta Colibri, Quebradillas, Jardin  4 Adult Male    2040  9.69547; -83.97178  humus  03 Dec 2007  P. Thomas  FMNH 
PBI_OON 00051513  COSTA RICA  San Jose    Quinta Colibri, Quebradillas, Jardin  1 Adult Male    2040  9.69547; -83.97178  humus  03 Mar 2009  P. Thomas  FMNH 
PBI_OON 00051520  COSTA RICA  San Jose    Quinta de A. Riveria, Quebradillas, Jardin  2 Adult Female    2040  9.69547; -83.97178  wet litter  24 Nov 2008  P. Thomas  FMNH 
PBI_OON 00051517  COSTA RICA  San Jose    Quinta Colibri, Quebradillas, Jardin  1 Adult Male    2040  9.69547; -83.97178  humus  07 Jan 2009  P. Thomas  FMNH 
PBI_OON 00051516  COSTA RICA  San Jose    Quinta Colibri, Quebradillas, Jardin  2 Adult Female    2040  9.69547; -83.97178  Leaf Litter  27 Nov 2008  P. Thomas  FMNH 
PBI_OON 00051513  COSTA RICA  San Jose    Quinta Colibri, Quebradillas, Jardin  1 Adult Female    2040  9.69547; -83.97178  humus  03 Mar 2009  P. Thomas  FMNH 
PBI_OON 00051509  COSTA RICA  San Jose    Quinta Colibri, Quebradillas, Jardin  5 Adult Female    2040  9.69547; -83.97178  debris  13 Apr 2009  P. Thomas  FMNH 
PBI_OON 00051511  COSTA RICA  San Jose    Quinta Colibri, Quebradillas, Jardin  1 Adult Female    2040  9.69547; -83.97178  humus  21 Jan 2009  P. Thomas  FMNH 
PBI_OON 00051516  COSTA RICA  San Jose    Quinta Colibri, Quebradillas, Jardin  3 Adult Male    2040  9.69547; -83.97178  Leaf Litter  27 Nov 2008  P. Thomas  FMNH 
PBI_OON 00051512  COSTA RICA  San Jose    Quinta Colibri, Quebradillas, Jardin  1 Adult Female    2040  9.69547; -83.97178  moss  05 Dec 2008  P. Thomas  FMNH 
PBI_OON 00051509  COSTA RICA  San Jose    Quinta Colibri, Quebradillas, Jardin  8 Adult Male    2040  9.69547; -83.97178  debris  13 Apr 2009  P. Thomas  FMNH 
PBI_OON 00031188  COSTA RICA  San Jose    1 Km SW P.N. Braulio Carrillo Sobre Carrestera a Guapiles  1 Adult Male    1580  10.02650; -83.99317  litter  28 Feb 2002  D. Chandler  INBIO 
PBI_OON 00051515  COSTA RICA  San Jose    Quinta Colibri, Quebradillas, Jardin  3 Adult Female    2040  9.69547; -83.97178  humus  21 Jan 2009  P. Thomas  FMNH 
PBI_OON 00051510  COSTA RICA  San Jose    Quinta Colibri, Quebradillas, Jardin  1 Adult Female    2040  9.69547; -83.97178  moist litter  14 Dec 2010  P. Thomas  FMNH 
PBI_OON 00051519  COSTA RICA  San Jose    Quinta Colibri, Quebradillas, Jardin  3 Adult Female    2040  9.69547; -83.97178  humus  03 Dec 2007  P. Thomas  FMNH 
PBI_OON 00051518  COSTA RICA  San Jose    Quinta Colibri, Quebradillas, Jardin  1 Adult Male    2040  9.69547; -83.97178  humus  27 Dec 2008  P. Thomas  FMNH 
PBI_OON 00051521  COSTA RICA  San Jose    Quinta de A. Riveria, Quebradillas, Jardin  1 Adult Female    2040  9.69547; -83.97178  moss  19 Dec 2008  P. Thomas  FMNH 
PBI_OON 00051234  COSTA RICA  San Jose    Rio Virilla  1 Adult Male    2056  9.98598; -83.94293  mulch  21 Jun 2010  C. Viquez, B. Hernandez  INBIO 


 
 
 
 
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
 
©Copyright 2006-2022. All Rights Reserved.
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.
If the format of any material on the website interferes with your ability to access that material, please contact us at [email protected]