Months seen:  Females can be seen all year round. Nothing was selected or explained') { We’re sorry, but GBIF doesn’t work properly without JavaScript enabled. return false; } $('record-feedback-response').style.visibility= 'hidden'; function af(id, s) { Scientific name: Steatoda bipunctata Size: Head and body up to 8mm long Distribution: Found in many parts of England, but more abundant in the southern counties Months seen: Females can be seen all year round. Steatoda bipunctata (Linnaeus, 1758) (type species) – Europa, Turchia, Caucaso, Russia, Iran, Asia Centrale, Ciina. var s = ''; Le céphalothorax est brun-roux à brun-noir. } $('records').innerHTML = http.responseText; try { http.send(null); } y = e.clientY - elementY($('distmap')) + pageScrollY(e);

[8], Alcuni membri di questo genere hanno morsi che sono importanti dal punto di vista medico nell'uomo (come S. grossa e S. nobilis); tuttavia, i morsi delle specie Steatoda generalmente non hanno effetti di lunga durata. 1. Reply to ItsyBitsy April 16, 2019 12:01 am. La durata di tutti i sintomi e gli effetti può variare da 1 a 60 ore.[9][10], I sintomi associati al morso di diverse specie di Steatoda sono noti nella professione medica come steatodismo; e sono stati descritti come una forma meno grave di latrodettismo (i sintomi associati a un morso di ragno vedova). background-color: #F5F5DC; Though we edit our accounts for accuracy, we cannot guarantee all information in those accounts. try {

0. It is widespread in western and central Europe. $('cursor').innerHTML = '&' + 'nbsp;
'; Come la maggior parte dei ragni, il suo cefalotorace è più piccolo dell'addome, che è in qualche modo a forma di uovo e può avere segni bianchi o da beige a arancione. There have been 16 confirmed sightings of Steatoda bipunctata (Rabbit Hutch Spider), with the most recent sighting submitted on December 4, 2019 by Spider ID member e-l. $('record-feedback-response').innerHTML = '! position: absolute;

Steatoda bipunctata (Rabbit Hutch Spider) has been sighted in the following countries: Belgium, Canada, Ireland, Sweden, United Kingdom, United States. function hectadcursor(x, y) { 2012 - Cheltenham, Glos - G. Bradley /* skyimg160x600 */ #record-popup { Help us improve the site by taking our survey.

There are six species of false widow spiders that live in the UK (Steatoda nobilis, Steatoda grossa, Steatoda bipunctata, Steatoda albomaculata, Steatoda. var qs = 'custom/records-scheme-10k-test.php?u=&x=' + '&s=' + escape('Steatoda bipunctata') + '&xpos=' + x + '&ypos=' + y; Information. Alcune persone hanno riportato nausea, mal di testa e letargia da lievi a moderate. if(vc != 0) { Steatoda bipunctata spiders have been sighted 16 times by contributing members.
Non tutte le specie di Steatoda assomigliano a vedove nere - ne esistono di molti colori e dimensioni, per lo più più piccoli degli esemplari di Latrodectus.

Size:  Head and body up to 8mm long width: 370px; National Science Foundation var http = ajax(); if (gs != '') { return false; } function cx() { vertical-align: middle; border-style: solid; As of October 2018 , the World Spider Catalog accepted the following extant species: var http = ajax(); padding-top: 10px; $('record').innerHTML = http.responseText; function showcursor(e) { Sebbene a volte non siano visibili o parzialmente visibili, questi segni di solito consistono in una mezzaluna frontale, spesso con una linea dorsale o forme triangolari o entrambe. Disclaimer: var d = ''; Habitat and ecologyThis spider is mainly found in and around buildings but also occurs on old and dead trees where it lives under bark and in the dry litter collected in rot holes and other cavities. Steatoda Paykulliana and Steatoda Bipunctata [top] Steatoda paykulliana is a species of false black widow spider in the tangle-web spiders family, native to the Mediterranean countries, Southern Europe and Western Asia. The genus Steatoda is represented by 13 species in Europe, six of which can be found in Central Europe. } $('record').innerHTML = ''; function hidecursor() {

var id = null;

Identification : Steatoda bipunctata est d'apparence huileuse. Six of these species live permanently in the UK. Molti ragni del genere Steatoda vengono spesso scambiati per ragni vedove (Latrodectus) e sono noti come false vedove. Nothing was selected or explained'; & Telfer, M.G. 619-624). 2020. if (!e) var e = window.event; http.onreadystatechange = function() { The species is named in honor of the Swedish naturalist Gustaf von Paykul. catch (e) { } var str = "Steatoda bipunctata"; Editio decima, reformata: Holmiae 821 pp. } Disclaimer: The Animal Diversity Web is an educational resource written largely by and for college students. while (ys.length < 5) ys = '0' + ys; 2012 - Wotton-under-Edge, Glos - Karen Wilson Web: 44% of the time, Steatoda bipunctataspiders are sighted in a spider web (Sample size: 16) 2. $('status').innerHTML = 'Looking for records...'; Environment: Steatoda bipunctatahas been sighte… right: 0px; And to make things more confusing, in the singular, a False Black Widow is a common name for a particular species, Steatoda grossa. // record feedback functions $('status').innerHTML = 'Records in ' + hectad(x, y) + ':';

} ; Myers, P., R. Espinosa, C. S. Parr, T. Jones, G. S. Hammond, and T. A. Dewey. Sometimes known as the Noble False Widow spider - adults of both sexes are usually larger than both Steatoda bipunctata and Steatoda grossa - the body length of an adult female false widow spider is around 15 millimetres, males are a little smaller. } The name false widow is given to species in the genus Steatoda. $('record-feedback-response').style.visibility= 'hidden'; Special features:  This is one of the spiders commonly known as a false widow spider. Steatoda grossa a volte caccia vedove nere.[3]. Steatoda bipunctata is most often sighted indoors, and during the month of April. var x = 0, y = 0; var vc = ''; var buf =''; ADW doesn't cover all species in the world, nor does it include all the latest scientific information about organisms we describe.

return false; Ad ottobre 2018, il World Spider Catalog ha accettato le seguenti specie esistenti: Quelli comunemente scambiati per vedove includono: Altre specie notevoli e riconoscibili nel genere includono: Steatoda è noto per predare altri ragni (comprese le vere vedove nere), grilli, coccinelle, scarafaggi e Oniscidi. gs = gs + xs + ys + ' ' + '(' + hectad(x, y) + ')';

} x = -105000 + (x * 2500); function seeka(e) {

The Animal Diversity Web (online).

function saf() { Steatoda paykulliana può crescere più grande della vedova nera e Steatoda castanea sembra più una vedova marrone. return ng100k(e, n) + xs + ys; Worldwide, this family has 2,487 species of which 228 live in Europe. Il colore può variare dal marrone pallido sabbioso alla prugna rossastra al nero satinato. } triangulosa and Asagena phalerata). In comune con altri membri della famiglia Theridiidae, i ragni Steatoda costruiscono una rete aggrovigliata, cioè un groviglio irregolare di fibre di seta appiccicose. previous species | next species Distribution:  Found in many parts of England, but more abundant in the southern counties The Animal Diversity Web is an educational resource written largely by and for college students.


if (http.readyState == 4) { display: block; } Frequently there is a line of tiny cream coloured dots running around the midline of the abdomen, and there is sometimes a pale line running along the top of the abdomen from front to back. else { http://creativecommons.org/licenses/by-nc-sa/4.0/, http://creativecommons.org/licenses/by-nc/4.0/, http://creativecommons.org/licenses/by-nc-nd/4.0/, http://creativecommons.org/publicdomain/zero/1.0/, http://creativecommons.org/licenses/by/4.0/, Kronestedt, T. (2001) Checklist of Spiders (Araneae) in Sweden, Linnaeus, C. (1758) Systema naturae per regna tria naturae, secundum classes, ordines, genera, species cum characteribus differentiis, synonymis, locis. } try { http.send(null); } y = e.clientY - elementY($('distmap')) + pageScrollY(e); if (http.readyState == 4) { In common with others of the genus it preys on crawling invertebrates.

y = e.clientY - elementY($('distmap')) + pageScrollY(e); border-width: 3px; Additional support has come from the Marisla Foundation, UM College of Literature, Science, and the Arts, Museum of Zoology, and Information and Technology Services. } $('cursor').innerHTML = hectadcursor(x, y);

These False Widows are usually chestnut coloured, although some specimens can be lighter in colour. $('ff').q2.checked = false; The three most common false widows are: the rabbit hutch spider (Steatoda bipunctata) the cupboard spider (Steatoda grossa) the noble false widow (Steatoda nobilis) Each species is fairly distinct in colour and size. Accessed at https://animaldiversity.org. height: 230px; Confused by a class within a class or http.onreadystatechange = function() { } 3. The Animal Diversity Web (online). 2011 - Derby - Craig & Ruth Ibbotson I sintomi possono includere dolore da moderato a grave che aumenta per la prima ora (senza grave sudorazione).

Non sono aggressivi e la maggior parte delle lesioni agli umani sono dovute a morsi difensivi erogati quando un ragno viene schiacciato o pizzicato involontariamente in qualche modo. [1] Un nome comune è ragno dell'armadio, poiché molte specie costruiscono le loro ragnatele in luoghi bui, riparati e indisturbati intorno alla casa o al giardino, in capannoni e garage, sotto mobili da giardino, cassonetti del compost e simili. #record-feedback-response { padding-top: 6px; qs = qs + "&id=" + d; $('ff').q1.checked = false; The ADW Team gratefully acknowledges their support. 0.

} 2020. qs = qs + "&o=&u=";

if ($('ff').q1.checked) c = $('ff').q1.value; #record-feedback { var sq = hectad(x, y); La Steatoda paykulliana con colori arancioni o rossastri può essere scambiata per il ragno rosso). y = -22500 + (1300000 - y * 2500); The scientific name 'bipunctata' refers to the two indentations on the abdomen. Please report any problems with this record: Adult Season Data (based on 953 records with adult season information), Broad Habitat Data (based on 989 records with habitat information), Broad subhabitat Data (based on 25 records with subhabitat information), Structural Habitat Data (based on 54 records with structural habitat information), Habitat Detail and Method (based on 277 records with habitat detail and method information), 12mm Steatoda bipunctata protecting egg nest, Steatoda bipunctata West Midlands Sept 2015, Steatoda bipunctata Found in old wood in the garden, Steatoda bipunctata Horsey Corner TG4523 23.11.2013, Spider and Harvestman Recording Scheme website.

A common name for this particular one however (Steatoda bipunctata) is “Rabbit Hutch Spider”, it’s just more specific. if (http.status == 200) { x = -105000 + (x * 2500); y = -22500 + (1300000 - y * 2500); $('ff').taxon.value = s; Scientific name: Steatoda bipunctata Size: Head and body up to 8mm long Distribution: Found in many parts of England, but more abundant in the southern counties Months … var lxi = Math.floor(((Math.floor(e / 1000) % 100) % 10) / 2); $('record-feedback').style.visibility= 'visible'; border-color: black; var i = lxi + (lyi * 5); The spider species Steatoda bipunctata, commonly known as Rabbit Hutch Spider, belongs to the genus Steatoda, in the family Theridiidae. ADW doesn't cover all species in the world, nor does it include all … Species Steatoda bipunctata. position: relative; Identify It >   Spiders Section >   Rabbit Hutch Spiders >.