Cyclosa trilobata

Cyclosa trilobata
Conservation status
	; Not Threatened (NZ TCS)
Scientific classification
Domain:	Eukaryota
Kingdom:	Animalia
Phylum:	Arthropoda
Subphylum:	Chelicerata
Class:	Arachnida
Order:	Araneae
Infraorder:	Araneomorphae
Family:	Araneidae
Genus:	Cyclosa
Species:	C. trilobata
Binomial name
	Cyclosa trilobata; (Urquhart, 1885)
Synonyms
	Arachnura trilobata; Epeira anseripes;

Cyclosa trilobata is a species of orb-weaver spider that is native to New Zealand and Australia.^[1]

Taxonomy

This species was described as Arachnura trilobata in 1885 by Arthur Urquhart from female and male specimens collected in Auckland.^[2] It was later described from Australia.^[3] It was most recently revised in 1917, in which it was moved to the Cyclosa genus.^[1]

Description

The female is recorded at 9.5mm in length whereas the male is 5mm.^[2]

Distribution

This species is native to New Zealand and Australia, including Tasmania.^[2]^[3]

Behaviour

The males and females are known to cohabit.^[4]

Conservation status

Under the New Zealand Threat Classification System, this species is listed as "Not Threatened" with the qualifier of "Secure Overseas".^[5]

References

^ ^a ^b Dalmas, R. de (1917). "Araignées de Nouvelle-Zélande". Annales de la Société Entomologique de France. 86: 317–430.
^ ^a ^b ^c Urquhart, A.T. (1885). "On the spiders of New Zealand". Transactions and Proceedings of the New Zealand Institute. 17: 31–53.
^ ^a ^b Koch, Ludwig; Keyserling, Eduard von; Keyserling, Eugen; Koch, Carl. (1871). Die Arachniden Australiens nach der Natur beschrieben und abgebildet. Nürnberg: Verlag von Bauer & Raspe. doi:10.5962/bhl.title.121660.
^ Jackson, Robert R. (1986). "Cohabitation of males and juvenile females: a prevalent mating tactic of spiders". Journal of Natural History. 20 (5): 1193–1210. doi:10.1080/00222938600770791. ISSN 0022-2933.
^ Sirvid, P. J.; Vink, C. J.; Fitzgerald, B. M.; Wakelin, M. D.; Rolfe, J.; Michel, P. (2020-01-01). "Conservation status of New Zealand Araneae (spiders), 2020" (PDF). New Zealand Threat Classification Series. 34: 1–37.

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[:0-1] Dalmas, R. de (1917). "Araignées de Nouvelle-Zélande". Annales de la Société Entomologique de France. 86: 317–430.

[:1-2] Urquhart, A.T. (1885). "On the spiders of New Zealand". Transactions and Proceedings of the New Zealand Institute. 17: 31–53.

[:2-3] Koch, Ludwig; Keyserling, Eduard von; Keyserling, Eugen; Koch, Carl. (1871). Die Arachniden Australiens nach der Natur beschrieben und abgebildet. Nürnberg: Verlag von Bauer & Raspe. doi:10.5962/bhl.title.121660.

[4] Jackson, Robert R. (1986). "Cohabitation of males and juvenile females: a prevalent mating tactic of spiders". Journal of Natural History. 20 (5): 1193–1210. doi:10.1080/00222938600770791. ISSN 0022-2933.

[5] Sirvid, P. J.; Vink, C. J.; Fitzgerald, B. M.; Wakelin, M. D.; Rolfe, J.; Michel, P. (2020-01-01). "Conservation status of New Zealand Araneae (spiders), 2020" (PDF). New Zealand Threat Classification Series. 34: 1–37.

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