Common Spined Laceweaver

Cybaeopsis euopla

General Status Rank: 
Undetermined
Common Name: 
Common Spined Laceweaver
Scientific Name: 
Cybaeopsis euopla
Synonyms: 
Callioplus euoplus
Naming References: 
R197
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Taxonomy
Group: 
Arachnid (Spider)
Kingdom: 
Animalia
Phylum: 
Arthropoda
Class: 
Arachnida
Order: 
Araneae
Family: 
Amaurobiidae
Habitat
In Maine, where the type specimen for this species originates (Leech 1972), individuals were commonly found in deep deciduous leaf litter, and were most easily obtained in numbers by either pitfall or Berlese funnel methods. Reference: Leech, R. 1972. A revision of the Nearctic Amaurobiidae (Arachnida: Araneida). Memoirs of the Entomological Society of Canada, 104: 9-182.
Distribution

Distribution

Nova Scotia and Newfoundland west to British Columbia, north to the western part of the NWT. Known only from Maine, Minnesota, and Wisconsin in the United States. In Canada, the species has been recorded from Alberta, British Columbia, Manitoba, Newfoundland, Nova Scotia, Ontario, Quebec, Saskatchewan, and the NWT. In the NWT, records are from the Great Slave Lake area, Wrigley, and Enterprise (Leech 1972). Reference: Leech, R. 1972. A revision of the Nearctic Amaurobiidae (Arachnida: Araneida). Memoirs of the Entomological Society of Canada, 104: 9-182.

Number of Occurrences

Three occurrences have been reported for the NWT: (1) Deep Bay, Great Slave Lake, (2) Wrigley, (3) 40 miles northwest of Enterprise (Leech 1972), and (4) at Norman Wells (Lobodo et al. 2013). Reference: (1) Leech, R. 1972. A revision of the Nearctic Amaurobiidae (Arachnida: Araneida). Memoirs of the Entomological Society of Canada, 104: 9-182. (2) Lobodo et al. 2013. Unpublished spider data from Northern Biodiversity Program.
References: 
R197
A367

Area of Occupancy

Score: 
-
General Status Rank
Rank: 
Undetermined
Status Rank Description: 
Species poorly known in the NWT and range extent and abundance are probably greater than currently understood.
S Rank: 
SU
Decision Process Description: 
Rank reviewed in 2014 and 2023 by R. Bennett.
Last Updated: 
July 16, 2024
Status Designations

Canada – Assessment by Committee on the Status of Endangered Wildlife in Canada

COSEWIC Status: 
-

References

Naming

  • Bennett, Robb (2010) DRAFT LIST OF SPIDERS IN CANADA Phylum Chelicerata; Class Arachnida; Order Araneae. - R197 Return

Number of Occurrences

  • Bennett, Robb (2010) DRAFT LIST OF SPIDERS IN CANADA Phylum Chelicerata; Class Arachnida; Order Araneae. - R197 Return
  • Leech, R. (1972) A revision of the nearctic Amaurobiidae (Arachnida:Araneida). Memoirs of the Entomological Society of Canada 104:9-182 e-copy - A367 Return