Tetragnatha obtusa C. L. Koch, 1837
Description
Prosoma dark brown, eye region and margin almost black. Sternum brown, with black margin. Chelicerae yellow-brown. Legs yellow-brown. Opisthosoma elevated in anterior part, unicoloured greenish with silver shine, rarely with vague darker folium, with bright, silver spots in the range of spinnerets.
Body length male: 4-5.5 mmBody length female: 4.5-7.7 mm
Additional information
on trees and shrubbery, sometimes in tree tops in great quantities, do not require proximity to water
Frequency: Rarely found
Distribution
Phenology
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec |
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Figures
Pedipalp, retrolateral view
(Roberts 1998)
Pedipalp, retrolateral view
(Wiehle 1963a)
Pedipalp, prolateral view
(Wiehle 1963a)
Pedipalp, ventral view
(Løvbrekke unpubl.)
Tip of pedipalp
(Locket & Millidge 1953)
Tip of bulbus, retrolateral view
(Morano 2020)
Embolic division
(Løvbrekke unpubl.)
Tip of conductor
(Tullgren 1947)
Tip of conductor
(Wiehle 1963a)
Tip of conductor, prolateral view
(Løvbrekke unpubl.)
Tip of conductor, retrolateral view
(Løvbrekke unpubl.)
Prosoma, dorsal view
(Løvbrekke unpubl.)
Chelicerae, dorsal view
(Tullgren 1947)
Chelicerae, prolateral view
(Tullgren 1947)
Chelicerae, dorsal view
(Locket & Millidge 1953)
Chelicera, dorsal view
(Løvbrekke unpubl.)
Chelicera, lateral view
(Løvbrekke unpubl.)
Chelicera, dorsal view
(Morano 2020)
Leg I
(Løvbrekke unpubl.)
Epigyne
(Roberts 1998)
Epigyne
(Tullgren 1947)
Epigyne
(Wiehle 1963a)
Epigyne
(Locket & Millidge 1953)
Epigyne
(Løvbrekke unpubl.)
Epigyne
(Morano 2020)
Vulva
(Roberts 1998)
Vulva
(Tullgren 1947)
Vulva
(Wiehle 1963a)
Vulva, dorsal view
(Løvbrekke unpubl.)
Vulva
(Løvbrekke unpubl.)
Vulva, dorsal view
(Morano 2020)
Prosoma, dorsal view
(Wiehle 1963a)
Prosoma, dorsal view
(Løvbrekke unpubl.)
Eyes, dorsal view
(Wiehle 1963a)
Chelicerae, ventral view
(Locket & Millidge 1953)
Chelicerae, ventral view
(Locket & Millidge 1953)
Chelicera, lateral view
(Løvbrekke unpubl.)
Chelicera, ventral view
(Løvbrekke unpubl.)
Femur I, lateral view
(Løvbrekke unpubl.)
Tibia and metatarsus I
(Løvbrekke unpubl.)
Opisthosoma, lateral view
(Wiehle 1963a)
Opisthosoma, dorsal view
(Løvbrekke unpubl.)
Opisthosoma, lateral view
(Løvbrekke unpubl.)
Prosoma, dorsal view
(Locket & Millidge 1953)
Distribution List
"No references" does not mean that the species does not occur in this country, but that we have not yet inserted the reference for it. We are working on it.
References
Aakra K, Hauge E (2003) Checklist of Norwegian spiders (Arachnida: Araneae), including Svalbard and Jan Mayen. Norwegian Journal of Entomology 50: 109-129 
Arnold K (2001) Beitrag zur Spinnenfauna (Arachnida, Araneae) des Fürstentums Liechtenstein. Berichte der Botanisch-Zoologischen Gesellschaft Liechtenstein-Sargans-Werdenberg 28: 211-244
Blagoev G, Deltshev C, Lazarov S, Naumova M (2018) The spiders (Araneae) of Bulgaria. Version: August 2018. National Museum of Natural History, Bulgarian Academy of Sciences. Online at http://www.nmnhs.com/spiders-bulgaria/ (accessed on 10.9.2018)
Bosmans R, Van Keer J, Russell-Smith A, Hadjiconstantis M, Komnenov M, Bosselaers J, Huber S, McCowan D, Snazell R, Decae A, Zoumides C, Kielhorn K-H, Oger P (2019c) Spiders of Cyprus (Araneae). A catalogue of all currently known species from Cyprus. Newsletter of the Belgian Arachnological Society 34, Suppl. 1: 1-173
Bosmans R, Van Keer J, Russell-Smith A, Kronestedt T, Alderweireldt M, Bosselaers J, De Koninck H (2013) Spiders of Crete (Araneae). A catalogue of all currently known species from the Greek island of Crete. Nieuwsbrief van de Belgische Arachnologische Vereniging 28 (Suppl. 1): 1-147
Bosmans R, Van Keer K (2017) Een herziene soortenlijst van de Belgische spinnen (Araneae). Nieuwsbrief van de Belgische Arachnologische Vereniging 32: 39-69
Bosmans R. (unpubl.) Provisional list of spiders of North Africa. Database excerpt Aug. 2019
Branco V V, Morano E, Cardoso P (2019) An update to the Iberian spider checklist (Araneae). Zootaxa 4614: 201-254
Cera I (2018) The checklist of Latvian spiders (Arachnida: Araneae). Environmental and Experimental Biology 16: 139-152
Danışman T, Kunt K B, Özkütük R S, Coşar İ (2024a) The checklist of the spiders of Turkey. Version 2024 [last updated 01 January 2024], online at http://www.spidersofturkey.info
Deltshev C, Komnenov M, Blagoev G, Georgiev T, Lazarov S, Stojkoska E, Naumova M (2013) Faunistic diversity of spiders (Araneae) in Galichitsa Mountain (FYR Macedonia). Biodiversity Data Journal 1(e977): 1-70
Hermann E (1998) Die Spinnen (Araneae) ausgewählter Halbtrockenrasen im Osten Luxemburgs. Bulletin de la Société des naturalistes Luxembourgeois 99: 189-199
Ivanov V V (2013) The checklist of Belarusian spiders (Arachnida, Araneae). Zoology and Ecology 4: 293-311
Koponen S, Fritzén N R, Pajunen T (2016) Checklist of spiders in Finland (Araneae). 6th version, December 2016, online at http://biolcoll.utu.fi/arach/checklist_of_spiders_in_Finland.htm
Kostanjšek R, Kuntner M (2015) Araneae Sloveniae: a national spider species checklist. ZooKeys 474: 1-91
Kreuels M, Staudt A, Christian S (2019) Die Spinnenfauna von Luxemburg – eine Zusammenstellung der Nachweise aus den Jahren 1906-2018 (Arachnida: Araneae). Bulletin de la Société des naturalistes luxembourgeois 121: 203-230
Kronestedt T (2001) Checklist of Spiders (Araneae) in Sweden [Preliminary version February 2001]
Kůrka A, Naumova M, Indzhov S, Deltshev C (2020) New faunistic and taxonomic data on the spider fauna of Albania (Arachnida: Araneae). Arachnologische Mitteilungen 59: 8-21
Lavery A (2019) A revised checklist of the spiders of Great Britain and Ireland. Arachnology 18: 196-212
Le Peru B (2007) Catalogue et répartition des araignées de France. Revue Arachnologique 16: 1-468
Locket G H, Millidge A F (1953) British spiders. Vol. II. Ray Society, London, 449 pp.
Løvbrekke H (unpubl.)
Milosevic B (2002) Aranea – Popis vrsta – Checklist. Hrvatsko entomološko društvo – Inventar entomofaune Hrvatske [Aranea – List of species – Checklist. Croatian Entomological Society – Inventory of Croatian entomofauna].
Morano E (2020) La familia Tetragnathidae Menge, 1866 (Araneae) en el área ibero-balear. Revista Ibérica de Aracnología 37: 101-136
Naumova M, Lazarov S, Deltshev C (2019a) Faunistic diversity of the spiders in Montenegro (Arachnida: Araneae). Ecologica Montenegrina 22: 50-89
Otto S (2022) Caucasian spiders. A faunistic database on the spiders of the Caucasus Ecoregion. Database version 02.2022. Internet: caucasus-spiders.info.
Pantini P, Isaia M (2019) Araneae.it: the online catalog of Italian spiders, with addenda on other arachnid orders occurring in Italy (Arachnida: Araneae, Opiliones, Palpigradi, Pseudoscorpionida, Scorpiones, Solifugae). Fragmenta Entomologica 51: 127-152
Polchaninova N, Prokopenko E (2019) An updated checklist of spiders (Arachnida: Araneae) of Left-Bank Ukraine. Arachnologische Mitteilungen 57: 60-64 & App
Ponomarev A V (2022) Spiders (Arachnida: Araneae) of the southeast of the Russian Plain: catalogue, the fauna specific features. SSC RAS Publishers, Rostov-on-Don, 640 pp.
Roberts M J (1998) Spinnengids. Tirion, Baarn, Netherlands, 397 pp.
Rozwałka R, Stanska M (2008) Check-list of spiders (Araneae) of Poland. 1. December 2008. online at http://www.arachnologia.edu.pl/en/species/8-spiders-of-poland.html
Růžička V, Řezáč M (2022a) Seznam pavouků České republiky. List of spiders of the Czech Republic. Online at https://www.arachnology.cz/seznam-pavouku-cr-26.html and https://www.arachnology.cz/en/seznam-pavouku-cr-26.html
Samu F, Szinetár C (1999) Bibliographic check list of the Hungarian spider fauna. Bulletin of the British Arachnological Society 11: 161-184
Tullgren A (1947) Bidrag till kännedomen om den svenska spindelfaunan. II. Entomologisk Tidskrift 68: 129-154
Wiehle H (1963a) Spinnentiere oder Arachnoidea, XII. Tetragnathidae-Streckspinnen und Dickkiefer. Die Tierwelt Deutschlands 49: 1-76
WSC (2024) World Spider Catalog. Version 25.5. Natural History Museum Bern, online at http://wsc.nmbe.ch (31.10.2024) doi: 10.24436/2
Updates
| 06-01-2021 | Image insert | |
| 29-04-2020 | Distribution insert | Detail |
| 18-03-2020 | Distribution insert | Detail |
| 05-09-2017 | Image insert | |
| 02-08-2017 | Image insert | |
| 26-04-2017 | Image insert | |
| 31-03-2017 | Image insert | |
| 27-12-2016 | Image insert | |
| 29-08-2016 | Image insert | |
| 15-10-2013 | Distribution update | Detail |
| 15-04-2013 | Distribution update | Detail |