''Cyclocarcina'' is a genus of spiders in the family

Nesticidae Scaffold web spiders (Nesticidae) is a family of araneomorph spiders closely allied with tangle web spiders. Like the "Theridiidae", these spiders have a comb of serrated bristles on the hind tarsi that are used to pull silk bands from the spinne ...

. It was first described in 1942 by Komatsu. , it contains 2 species, one of which has three subspecies, all from Japan.

References

Nesticidae Araneomorphae genera Spiders of Asia {{Araneomorphae-stub