Winter Simple Ground Spider

Haplodrassus hiemalis

General Status Rank: 
Secure
ELCODE: 
ILARAM1040
Common Name: 
Winter Simple Ground Spider
Scientific Name: 
Haplodrassus hiemalis
Synonyms: 
Drassus hiemalis
Haplodrassus altanus
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Taxonomy
Group: 
Arachnid (Spider)
Kingdom: 
Animalia
Phylum: 
Arthropoda
Class: 
Arachnida
Order: 
Araneae
Family: 
Gnaphosidae
General Biology

Female Age at Maturity

Mature males have been observed between mid April and late July, while mature females have been observed throughout the year (when considering their entire global range) (Platnick & Dondale 1992).
Habitat
Specimens have been collected in grasslands, in litter in deciduous and coniferous forests, swamps, and marshes, and on beaches (Platnick & Dondale 1992).
Distribution

Distribution

Alaska to Newfoundland, south to Colorado and New Jersey; Russia. In the NWT, the species has been recorded from Wood Buffalo National Park, the Mackenzie Delta area and further south up the river, and near Colville Lake, Wrigley, Fort Simpson, Fort Providence, Yellowknife, and Norman Wells (Platnick & Dondale 1992, Loboda et al. 2013, GBIF).

Number of Occurrences

There are a total of 16 records of this species in the NWT. Platnick & Dondale (1992) include seven records from the NWT: two from the Mackenzie Delta area, one from along the Mackenzie River in the Tsiigehtchic area, one near Colville Lake, one near Wrigley, one near Fort Simpson, and one near Fort Providence. Additionally, there were an unknown number of occurrences in Norman Wells and Yellowknife reported by Loboda et al. (2013). GBIF includes a further seven records of this species in the NWT; all from Wood Buffalo National Park. 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 Unpublished spider data from Northern Biodiversity Program. (3) https://www.gbif.org/occurrence/search?country=CA&taxon_key=2133632&occurrence_status=present&gadm_gid=CAN.6_1
General Status Rank
Rank: 
Secure
Status Rank Description: 
Secure. Regional experts consider this species to be common in the NWT.
S Rank: 
S4S5
Decision Process Description: 
Originally ranked in 2010 by S. Cannings, M. Anions, P. Paquin, D. Buckle, and R. Bennett. Rank reviewed in 2014 and 2023 by R. Bennett; no change.
Last Updated: 
August 7, 2024
Status Designations

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

COSEWIC Status: 
-

References