Geolycosa fatifera
(Hentz, 1842)
Geolycosa fatifera is a burrowing wolf in the Lycosidae, found in the United States. As a member of the Geolycosa, it spends the majority of its life in a deep burrow. The was first described by Nicholas Marcellus Hentz in 1842. Like other Geolycosa species, it exhibits traits associated with (burrowing) existence, including stout legs adapted for digging.
Pronunciation
How to pronounce Geolycosa fatifera: /d͡ʒiːəˈlaɪkoʊsə fætɪˈfɪrə/
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Identification
Geolycosa fatifera can be distinguished from other wolf by its burrowing lifestyle and associated morphological traits. The of the is much higher than the rear portion, a characteristic that separates Geolycosa from other Lycosidae . The front legs are stout and adapted for digging, though most excavation is done with the powerful . Mature males are smaller than females. The may be confused with Geolycosa missouriensis, which shares similar preferences and geographic range; accurate identification may require examination of specimens by a .
Habitat
Sandy soil in open areas with sparse litter, which is incorporated into the turrets of their burrows. Burrows are deep vertical shafts lined with , with the mouth of the burrow often ringed with a turret of silk mixed with debris.
Distribution
United States.
Seasonality
Mature individuals are active in late summer and early autumn; this is the mating season when males wander in search of females.
Behavior
Spends the majority of its life inside a deep burrow. Males wander in search of females during the mating season.
Ecological Role
As a burrowing , likely contributes to soil aeration and regulates of ground-dwelling .
Similar Taxa
- Geolycosa missouriensisShares similar burrowing habits, preferences in sandy soils, geographic range in the Great Plains region, and morphological traits including elevated and stout digging legs. May require examination for accurate differentiation.