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Štiripikasti križevec

Štiripikasti križevec

Znanstvena klasifikacija
Kraljestvo: Animalia (živali)
Deblo: Arthropoda (členonožci)
Razred: Arachnida (pajkovci)
Red: Araneae (pajki)
Družina: Araneidae (križevci)
Rod: Araneus
Vrsta: A. quadratus
Znanstveno ime
Araneus quadratus
Clerck, 1757
Sinonimi

Aranea reaumurii
Aranea quadrimaculata
Epeira quadrata
Aranea reaumuri
Araneus flavidus

Štiripikasti križevec (znanstveno ime Araneus quadratus) je relativno velika vrsta pajkov, ki je razširjena po Evropi in osrednji Aziji vse do Kamčatke in Japonske.[1]

Samice v dolžino merijo do 17 mm , samci pa so približno polovico manjši. Znotraj vrste so pajki lahko zelo različno obarvani, od svetlo oranžne do povsem zelene, vrsto pa se zlahka določi po značilnih štirih svetlih pikah na zadku. Ta vrsta plete manjše mreže v primerjavi z drugimi vrstami križevcev, nizko pri tleh in lovi pretežno skakajoče žuželke, predvsem kobilice.

Samice si v bližini mreže izdelajo skrivališče, kamor se skrijejo pred neugodnim vremenom. Samica ima sposobnost spreminjanja barve zadka, potrebuje približno tri dni, da barvo zadka prilagodi barvi vegetacije, kjer ima skrivališče.

Podvrste

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  • Araneus quadratus minimus (Gétaz, 1889) (Švica, Francija)
  • Araneus quadratus subviridis (Franganillo, 1913) (Španija)[2]

Reference

[uredi | uredi kodo]
  1. »arhivska kopija«. Arhivirano iz prvotnega spletišča dne 2. avgusta 2012. Pridobljeno 18. aprila 2018.[mrtva povezava]
  2. Platnick, N. I. (2006). The world spider catalog, version 7.0. American Museum of Natural History.

Zunanje povezave

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Štiripikasti križevec
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