Pluto Ground Spider

Callilepis pluto

General Status Rank: 
Undetermined
ELCODE: 
ILARAF4010
Common Name: 
Pluto Ground Spider
Scientific Name: 
Callilepis pluto
Synonyms: 
Callilepsis femoralis
Callilepsis imbecilla
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Taxonomy
Group: 
Arachnid (Spider)
Kingdom: 
Animalia
Phylum: 
Arthropoda
Class: 
Arachnida
Order: 
Araneae
Family: 
Gnaphosidae
General Biology

Female Age at Maturity

Adult males have been recorded from late April to early September, while adult females have been found from early May to early September (Platnick & Dondale 1992).
Habitat
Under boards and other ground debris, on beaches, in quarries, and in association with pine, fire, spruce, oak, aspen, cottonwood, willow, and various deciduous shrubs (Platnick & Dondale 1992).
Distribution

Distribution

Western NWT to Maine, south to Colorado and Alabama. In the NWT, the species has been recorded from Fort Simpson and Yellowknife (Platnick & Dondale 1992, Loboda et al. 2013).

Number of Occurrences

There have been a total of two records of this species from the NWT: one in Fort Simpson and one in Yellowknife (Platnick & Dondale 1992, Loboda et al. 2013). References: (1) Platnick, N.I. & Dondale, C.D. 1992. The Insects and Arachnids of Canada. Part 19. The ground spiders of Canada and Alaska (Araneae: Gnaphosidae). NRC Research Press, Ottawa, ON. 302 pp. (2) Loboda et al. 2013. Unpublished spider data from Northern Biodiversity Program.
Threats

Threats

References: 
HSS001

Intrinsic Vulnerability

References: 
HSS001
General Status Rank
Rank: 
Undetermined
Status Rank Description: 
Few records of this species in the NWT.
S Rank: 
SU
Decision Process Description: 
Originally ranked in 2010. Rank modified in 2014 by R. Bennett from Undetermined to Secure based on Loboda & Buddle data (data not available). Reviewed in 2023 by R. Bennett; given inaccessibility of Loboda & Buddle data, and only two confirmed records from the NWT, rank changed back to Undetermined.
Last Updated: 
August 1, 2024
Status Designations

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

COSEWIC Status: 
-

References

Intrinsic Vulnerability

  • Bennett R. in Hebert, R. (2014) A set of 2 e-mails GS Spiders with ranks poposed by Robb Bennett (09/05/2014). e copy - HSS001 Return

Threats

  • Bennett R. in Hebert, R. (2014) A set of 2 e-mails GS Spiders with ranks poposed by Robb Bennett (09/05/2014). e copy - HSS001 Return