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)
Varioonops velsala       Get publication



            Male (PBI_OON 31011). Total length 1.42. CEPHALOTHORAX: Carapace dark red-brown, without any pattern, broadly oval in dorsal view, pars cephalica slightly 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 without extension or projections, posterolateral surface without spikes, surface of elevated portion of pars cephalica granulate, sides granulate, thorax without depressions, fovea absent, without radiating rows of pits; lateral margin undulate, rebordered, without denticles; plumose setae near posterior margin of pars thoracica absent; non-marginal pars cephalica setae needle-like, present, scattered; non-marginal pars thoracica setae needle-like; marginal setae needle-like. Clypeus margin strongly rebordered, 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, needle-like. Chilum absent. Eyes six, well developed, all subequal, ALE oval, PME squared, PLE oval; posterior eye row recurved from above, procurved from front; ALE separated by their radius to diameter, ALE-PLE touching, PME touching throughout most of their length, PLE-PME separated by less than PME radius. Sternum longer than wide, 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, without pits, microsculpture everywhere but front, sickle-shaped structures absent, anterior margin unmodified, posterior margin not extending posteriorly of coxae IV, anterior corner unmodified, lateral margin with infra-coxal grooves and anterior pores, distance between coxae approximately equal, extensions of pre-coxal triangles absent, without posterior hump, sternum surface loosely and coarlesy granulated, at level of coxae moderately less microstructure; lateral margin grooves not examined; setae sparse, needle-like, evenly scattered, originating from surface, without hair tufts. Mouthparts: Chelicerae, endites and labium orange-brown. Chelicerae slightly divergent, anterior face unmodified; fangs without tooth-like projections, directed medially, shape normal, without prominent basal process, tip unmodified; setae needle-like, evenly scattered; paturon inner margin with pairs of enlarged setae, distal region unmodified, posterior surface unmodified, inner margin unmodified, laminate groove absent. Labium rectangular, fused to sternum, anterior margin indented at middle, same as sternum in sclerotization; with 3-5 setae on anterior margin, subdistal portion with unmodified setae. Endites distally not excavated, same as sternum in sclerotization, endites posteromedian with broad triangular projection. ABDOMEN: ovoid, without long posterior extension, rounded posteriorly, inter-scutal membrane rows of small sclerotized platelets absent posteriorly; dorsum soft portions red-brown ground color with indistinct wide dark purple net-like pattern, cardiac mark pale, posteriorly with two posteriad pale lines. Book lung covers large, ovoid, without setae, anterolateral edge unmodified. Posterior spiracles connected by groove. Pedicel tube short, 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 weakly sclerotized, orange-brown, without color pattern, covering more than 3/4 of abdomen, more than 1/2 to most of abdomen width, not fused to epigastric scutum, middle surface finely reticulate, sides finely reticulate, 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, without posteriorly directed lateral apodemes, postepigastric scutum posterior margin concave. Spinneret scutum present, incomplete ring, divided into two plates. Dorsum setae present, needle-like. Epigastric area setae uniform, needle-like. Postepigastric area setae present, needle-like. Spinneret scutum without fringe of setae. Dense patch of setae anterior to spinnerets absent. Interscutal membrane with setae. Colulus present, a plate with two setae. Spinnerets: ALS: no SEM; PMS: no SEM; PLS: no SEM. LEGS: pale orange, without color pattern; femur IV not thickened, same size as femora I-III, patella plus tibia I near as long as 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, tibiae emeritís glands not examined, tarsi tarsi III and IV with two special setae between claws with tooth-like tips. Leg spination (only surfaces bearing spines listed, all spines longer than segment width): femora: I p0-1-1; tibiae: I v4-2-2; II v4-2-1p; metatarsi: I, II p1-0-0; v2-2-2. 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, circular, situated at level of anterior spiracles, unmodified; 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, tube-shaped, elongated, evenly prolaterad curved, retrolaterally with longitudinal keel, tip with irregular oval opening and broad, elongated, distally moderately denticulate plate; 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, narrow 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, distinct, proximal broad and distal narrow tubular receptor dorsodistally on cymbium, tarsal organ with two sensilla; bulb pale orange, 1 to 1.5 times as long as cymbium, stout, tapering apically, distal part conductor straight, tubular, almost as long as embolus, distally with round opening.
Varioonops velsala, male habitus, dorsal view (image by RO, specimen ID: ---31011)

variovelsamphabd31011RO.tif

Varioonops velsala, male habitus, lateral view (image by RO, specimen ID: ---31011)

variovelsamphabl31011RO.tif

Varioonops velsala, male habitus, ventral view (image by RO, specimen ID: ---31011)

variovelsamphabv31011RO.tif

Varioonops velsala, male carapace, anterior view (image by RO, specimen ID: ---31011)

variovelsampcara31011RO.tif

Varioonops velsala, male sternum, ventral view (image by RO, specimen ID: ---31011)

variovelsampstev31011RO.tif

Varioonops velsala, male palp, prolateral view (image by RO, specimen ID: ---31011)

variovelsamppalp31011RO.tif

Varioonops velsala, male palp, anterior view (image by RO, specimen ID: ---31011)

variovelsamppala31011RO.tif

Varioonops velsala, male palp, retrolateral view (image by RO, specimen ID: ---31011)

variovelsamppalr31011RO.tif

Varioonops velsala, male palp, dorsal view (image by RO, specimen ID: ---31011)

variovelsamppald31011RO.tif

Varioonops velsala, male bulb, prolateral view (image by AO, specimen ID: ---31012)

variovelsamsbulp31012AO.tif

Varioonops velsala, male bulb, retrolateral view (image by AO, specimen ID: ---31012)

variovelsamsbulr31012AO.tif

Varioonops velsala, male conductor, prolateral view (image by AO, specimen ID: ---31012)

variovelsamsconp31012AO.tif

Varioonops velsala, male embolus, dorsal view (image by AO, specimen ID: ---31012)

variovelsamsembd31012AO.tif

Varioonops velsala, male embolus, prolateral view (image by AO, specimen ID: ---31012)

variovelsamsembp31012AO.tif

Varioonops velsala, male embolus opening, prolateral view (image by AO, specimen ID: ---31012)

variovelsamsemop31012AO.tif

Varioonops velsala, male palp, dorsal view (image by AO, specimen ID: ---31012)

variovelsamspald31012AO.tif

Varioonops velsala, male palp, prolateral view (image by AO, specimen ID: ---31012)

variovelsamspalp31012AO.tif

Varioonops velsala, male palp, retrolateral view (image by AO, specimen ID: ---31012)

variovelsamspalr31012AO.tif

Varioonops velsala, male tarsal organ, palp, dorsal view (image by AO, specimen ID: ---31012)

variovelsamstopd31012AO.tif

Varioonops velsala, male embolus opening, dorsal view (image by AO, specimen ID: ---31012)

variovelsamsemod31012AO.tif


            Female (PBI_OON 28114). Total length 1.64. As in male except as noted. CEPHALOTHORAX: Carapace orange-brown, indistinct darkened radial stripes present. Eyes PME touching for less than half their length. Sternum lateral margins unmodified, sternum surface loosely and coarlesy granulated, at level of coxae moderately less microstructure. Sternum lateral margin grooves (opening or pores not detectable). Mouthparts: paturon distal region abruptly narrowed. Endites anteromedian tip unmodified, posteromedian part unmodified. Female palp claws absent; spines absent; tarsus unmodified, patella without prolateral row of ridges. ABDOMEN: dorsum soft portions purple ground color with indistinct wide dark purple net-like pattern, cardiac mark pale, posteriorly with two posteriad pale lines. Book lung covers posterior spiracles connected by posterior rim of postepigastric scutum. Pedicel scutum not extending far dorsal of pedicel. Dorsal scutum absent. Epigastric scutum without lateral joints. Postepigastric scutum short, only around epigastric furrow, not fused to epigastric scutum, postepigastric scutum very short, laterally narrow elongated. Spinneret scutum divided into two plates. Colulus plate with two setae. Spinnerets: ALS: aLS bisegmented, with single major ampullate gland spigot and three piriform gland spigots; PMS: pMS unisegmented, with nine spigots; PLS: pLS bisegmented, with 13 spigots. LEGS: orange-brown; tibiae emerit's glands not examined, tarsi tarsi III and IV with two special setae between claws with tooth-like tips. Leg spination (only surfaces bearing spines listed, all spines longer than segment width): femora: I p0-1-1; II p0-0-1; tibiae: I p1-1-0; v4-2-2; II p0-1-0; v4-2-1p; metatarsi: I, II p1-0-0; v2-2-2. Tarsi I to IV superior claws tooth not examined in detail. GENITALIA: Ventral view: epigastric region inconspicuous, anterior sclerite and plate moderately visible through the epigastric scutum. Dorsal view: large plate with lateral extensions, median dorsally protruding and covering anterior genitalic process, protruding part longer than wide, anterior genitalic process long club-shaped, moderately shorter than posterior genitalic process (receptaculum), originating from a small plate, field of filiform glands at base of anterior genitalic process, posterior genitalic process convoluted tube like, distally blunt with glands.
Varioonops velsala, female carapace, anterior view (image by XB, specimen ID: ---31040)

variovelsafscara31040XB.tif

Varioonops velsala, female carapace, dorsal view (image by XB, specimen ID: ---31040)

variovelsafscard31040XB.tif

Varioonops velsala, female sternum, ventral view (image by XB, specimen ID: ---31040)

variovelsafsstev31040XB.tif

Varioonops velsala, female precoxal triangles, ventral view (image by XB, specimen ID: ---31040)

variovelsafspctv31040XB.tif

Varioonops velsala, female endites, ventral view (image by XB, specimen ID: ---31040)

variovelsafsendv31040XB.tif

Varioonops velsala, female spinnerets, posterior view (image by XB, specimen ID: ---31040)

variovelsafsspit31040XB.tif

Varioonops velsala, female PMS, posterior view (image by XB, specimen ID: ---31040)

variovelsafspmst31040XB.tif

Varioonops velsala, female PLS, posterior view (image by XB, specimen ID: ---31040)

variovelsafsplst31040XB.tif

Varioonops velsala, female tarsus IV, dorsal view (image by XB, specimen ID: ---31040)

variovelsafsta4d31040XB.tif

Varioonops velsala, female tarsus IV, ventral view (image by XB, specimen ID: ---31040)

variovelsafsta4v31040XB.tif

Varioonops velsala, female onychium, leg IV, ventral view (image by XB, specimen ID: ---31040)

variovelsafson4v31040XB.tif

Varioonops velsala, female tarsus IV, lateral view (image by XB, specimen ID: ---31040)

variovelsafsta4l31040XB.tif

Varioonops velsala, female inferior claw, leg IV, lateral view (image by XB, specimen ID: ---31040)

variovelsafsic4l31040XB.tif

Varioonops velsala, female abdomen, anterior view (image by AO, specimen ID: ---28114)

variovelsafpabda28114AO.tif

Varioonops velsala, female abdomen, anterior view (image by AO, specimen ID: ---31039)

variovelsafpabda31039AO.tif

Varioonops velsala, female abdomen, dorsal view (image by AO, specimen ID: ---28114)

variovelsafpabdd28114AO.tif

Varioonops velsala, female abdomen, dorsal view (image by AO, specimen ID: ---31039)

variovelsafpabdd31039AO.tif

Varioonops velsala, female abdomen, lateral view (image by AO, specimen ID: ---31039)

variovelsafpabdl31039AO.tif

Varioonops velsala, female abdomen, ventral view (image by AO, specimen ID: ---28114)

variovelsafpabdv28114AO.tif

Varioonops velsala, female abdomen, ventral view (image by AO, specimen ID: ---31039)

variovelsafpabdv31039AO.tif

Varioonops velsala, female carapace, dorsal view (image by AO, specimen ID: ---28114)

variovelsafpcard28114AO.tif

Varioonops velsala, female carapace, dorsal view (image by AO, specimen ID: ---31039)

variovelsafpcard31039AO.tif

Varioonops velsala, female epigastric sclerite, dorsal view (image by AO, specimen ID: ---28114)

variovelsafpegsd28114AO.tif

Varioonops velsala, female epigastric sclerite, dorsal view (image by AO, specimen ID: ---31039)

variovelsafpegsd31039AO.tif

Varioonops velsala, female internal female genitalia, dorsal view (image by AO, specimen ID: ---28114)

variovelsafpifgd28114AO.tif

Varioonops velsala, female internal female genitalia, dorsal view (image by AO, specimen ID: ---31039)

variovelsafpifgd31039AO.tif

Varioonops velsala, female eye group, anterior view (image by AO, specimen ID: ---28114)

variovelsafpeyea28114AO.tif

Varioonops velsala, female eye group, anterior view (image by AO, specimen ID: ---31039)

variovelsafpeyea31039AO.tif

Varioonops velsala, female habitus, dorsal view (image by AO, specimen ID: ---28114)

variovelsafphabd28114AO.tif

Varioonops velsala, female sternum, ventral view (image by AO, specimen ID: ---28114)

variovelsafpstev28114AO.tif

Varioonops velsala, female sternum, ventral view (image by AO, specimen ID: ---31039)

variovelsafpstev31039AO.tif

Varioonops velsala, female internal female genitalia, dorsal view (image by AO, specimen ID: ---37096)

variovelsafsifgd37096AO.tif

Varioonops velsala, female abdomen, anterior view (image by AO, specimen ID: ---37096)

variovelsafpabda37096AO.tif

Varioonops velsala, female abdomen, dorsal view (image by AO, specimen ID: ---37096)

variovelsafpabdd37096AO.tif

Varioonops velsala, female abdomen, lateral view (image by AO, specimen ID: ---37096)

variovelsafpabdl37096AO.tif

Varioonops velsala, female abdomen, ventral view (image by AO, specimen ID: ---37096)

variovelsafpabdv37096AO.tif

Varioonops velsala, female internal female genitalia, dorsal view (image by AO, specimen ID: ---37096)

variovelsafpifgd37096AO.tif

Varioonops velsala, female epigastric sclerite, dorsal view (image by AO, specimen ID: ---37096)

variovelsafpegsd37096AO.tif

Varioonops velsala, female internal female genitalia, dorsal view (image by AO, specimen ID: ---31038)

variovelsafpifgd31038AO.tif

 

DISTRIBUTION

COSTA RICA
Varioonops velsala 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 Varioonops velsala, 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 00031014  COSTA RICA  Alajuela    R. B. San Ramon, 27 km N, 8 km W San Ramon  1 Adult Male    950  10.22500; -84.59166  wet premontane, forest litter  14 Jun 1997  R. Anderson  INBIO 
PBI_OON 00031013  COSTA RICA  Alajuela    R. B. San Ramon, 27 km N, 8 km W San Ramon  1 Adult Male    1050  10.22500; -84.59166  wet premontane, forest litter  15 Jun 1997  R. Anderson  INBIO 
PBI_OON 00031000  COSTA RICA  Heredia    Estacion Biologica La Selva  1 Adult Female    150  10.43333; -84.01666  cacao, mantillo  13 Jun 1999  ALAS (Arthropods of La Selva Project)  INBIO 
PBI_OON 00031009  COSTA RICA  Heredia    Estacion Biologica La Selva  1 Adult Male    150  10.43333; -84.01666  cacao, mantillo  14 Jun 1999  C. Viquez  INBIO 
PBI_OON 00031041  COSTA RICA  Heredia    Estacion Biologica La Selva  1 Adult Female    150  10.43333; -84.01666  cacao, mantillo  14 Jun 1999  C. Viquez  INBIO 
PBI_OON 00031135  COSTA RICA  Heredia    11 km ESE La Virgen  1 Adult Female    350  10.35000; -84.05000  cacao, mantillo  18 Feb 2004  ALAS (Arthropods of La Selva Project)  INBIO 
PBI_OON 00049179  COSTA RICA  Heredia    La Selva  1 Adult Male      10.43333; -84.01666  rotten palm leaf mold  10 Mar 1973  J. Wagner, J. Kethley  FMNH 
PBI_OON 00028114  COSTA RICA  Heredia    La Selva Biological Research Station  1 Adult Female      10.41666; -84.01666  rotten palm leaf mold  13 Mar 1987  D. Olson  MCZ 
PBI_OON 00031008  COSTA RICA  Heredia    La Selva  1 Adult Male      10.43333; -84.01666  rotten palm leaf mold  23 Jun 1999  C. Viquez  INBIO 
PBI_OON 00031040  COSTA RICA  Heredia    La Selva send sur Oeste, down trail  2 Adult Female  Paratype  400  ;   rotten palm leaf mold  02 Mar 2002  D. Chandler  INBIO 
PBI_OON 00031110  COSTA RICA  Heredia    16 km SSE La Virgen  1 Adult Male    1150  10.26666; -84.08333  rotten palm leaf mold  22 Mar 2001  C. Viquez  INBIO 
PBI_OON 00010038  COSTA RICA  Heredia    OTS La Selva field Sta., Puerto Viejo de Sarapiqui, Rio Puerto Viejo  1 Adult Male      10.43333; -83.98333  flower litter  06 Mar 1973  unknown  FMNH 
PBI_OON 00031010  COSTA RICA  Heredia    La Selva  2 Adult Male      10.43333; -84.01666  flower litter  18 Jun 1999  ALAS (Arthropods of La Selva Project)  INBIO 
PBI_OON 00028114  COSTA RICA  Heredia    La Selva Biological Research Station  1 Adult Male      10.41666; -84.01666  flower litter  13 Mar 1987  D. Olson  MCZ 
PBI_OON 00031007  COSTA RICA  Heredia    Estacion Biologica La Selva  1 Adult Male    150  10.43333; -84.01666  flower litter  25 Jun 1999  ALAS (Arthropods of La Selva Project)  INBIO 
PBI_OON 00031012  COSTA RICA  Heredia    Estacion Biologica La Selva  3 Adult Male    150  10.43333; -84.01666  flower litter  13 Jun 1999  ALAS (Arthropods of La Selva Project)  INBIO 
PBI_OON 00031039  COSTA RICA  Heredia    La Selva  2 Adult Female  Paratype    10.43333; -84.01666  flower litter  25 Jun 1999  ALAS (Arthropods of La Selva Project)  INBIO 
PBI_OON 00031099  COSTA RICA  Heredia    11 km SE La Virgen (450-550)  1 Adult Male      10.33333; -84.06666  flower litter  18 Mar 2003  ALAS (Arthropods of La Selva Project)  INBIO 
PBI_OON 00010485  COSTA RICA  Heredia    OTS La Selva field Sta., Puerto Viejo de Sarapiqui, Rio Puerto Viejo  1 Adult Male      10.43333; -83.98333  flower litter  01 Mar 1973  unknown  FMNH 
PBI_OON 00031001  COSTA RICA  Heredia    La Selva  1 Adult Female      10.43333; -84.01666  forest litter  01 Mar 2002  D. Chandler  INBIO 
PBI_OON 00031011  COSTA RICA  Heredia    La Selva send sur Oeste, down trail  2 Adult Male  Holotype  400  ;   forest litter  02 Mar 2002  D. Chandler  INBIO 
PBI_OON 00031038  COSTA RICA  Heredia    La Selva  1 Adult Female      10.43333; -84.01666  forest litter  18 Jun 1999  ALAS (Arthropods of La Selva Project)  INBIO 
PBI_OON 00031098  COSTA RICA  Heredia    16 km SSE La Virgen  1 Adult Female    1150  10.26666; -84.08333  forest litter  19 Mar 2001  C. Viquez  INBIO 
PBI_OON 00037096  COSTA RICA  Heredia    La Selva Biological Research Station  1 Adult Female      10.41666; -84.01666  forest litter  13 Mar 1987  D. Olson  MCZ 
PBI_OON 00049177  COSTA RICA  Heredia    La Selva  1 Adult Male      10.43333; -84.01666  forest litter  01 Jan 1700  unknown  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]