Summary: Electronic appendix to: Avilés L, WP Maddison, PA
Salazar, G Estévez, P Tufiño & G Cañas (2001)
Social spiders of the Ecuadorian Amazonia, with
notes on six previously undescribed social species.
Revista Chilena de Historia Natural 74: 619-638.
Notes on six spider species whose sociality is
described here for the first time, translated from
the main text. See text for information on
collecting locations and on the types of spider
sociality.
TERRITORIAL PERMANENT SOCIAL SPECIES
Cyclosa sp. (Araneidae)
This is a spider of an elongated shape measuring
in length about 5.6 mm (median, range = 5.4­6.0
mm, n = 3 adult females). Its brownish coloration
mottled with white mimics the detritus that, as is
typical of the genus, accumulates along a vertical
line that bisects the individual orbwebs (Fig. 2).
We observed two groups in Terra Firme areas
(Valencia et al. 1994) of the RPFC (Reserva de

Source: Avilés, Leticia - Department of Zoology, University of British Columbia

Collections: Environmental Sciences and Ecology