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Cyclosa confusa
Plate 1 of 4. (c) Kit Law, some rights reserved (CC BY-NC), uploaded by Kit Law · via iNaturalist

Cyclosa confusa

Cyclosa confusa is a species of orb-weaver spider in the family Araneidae. The species was first described by Bösenberg and Strand in 1906. It is widely distributed across East Asia, occurring in Japan, Korea, China, and Taiwan.

Continue reading on Wikipedia

From the article Cyclosa confusa on Wikipedia (CC BY-SA), quoted section by section

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Description

Cyclosa confusa exhibits considerable size variation, with females measuring 5.0–8.0 mm in body length and males 3.0–4.5 mm. The carapace is typically pale brown, often with dark brown margins and median band, though some individuals may be uniformly dark brown.

The species shows remarkable variation in abdominal coloration and markings. Females may have black abdomens with longitudinal brown median bands mottled with black, or pale brown coloration mottled with silver and featuring X-shaped silver markings. The posterior end of the abdomen bears three distinct protuberances, which are often less distinct in males. Males can be distinguished by their pedipalp structure, particularly the median apophysis which is distally bent and bifurcated, distinguishing it from related species such as Cyclosa insulana, Cyclosa dives, and Cyclosa albisternis where this structure is distally truncated.

== References ==

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Range & habitat

C. confusa has been recorded from Japan (including Honshu, Kyushu, the Satsunan Islands, Tokara Islands, Amami Islands, Okinawa Islands, Daito Islands, Miyako Islands, and Yaeyama Islands), Taiwan, China, and Korea.

Wikipedia: “Distribution”

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Where it lives

Recorded sightings

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geo-referenced records in GBIF, from museums, herbaria and field observers.

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Every page naming Cyclosa confusa in the Biodiversity Heritage Library →

This page is assembled live from iNaturalist, GBIF, Wikipedia, the Source Library and the Internet Archive. It is not yet part of the hand-edited codex. iNaturalist taxon 360686.