Pardosa alacris (spider species)

Source of the photo
Author of the description
Radnóti Zsuzsa


Pardosa Alacris rendszertani besorolása :

Kingdom (regnum): Animalia

Phylium : Arthropoda 

Class:  Arachnida 

Order : Araneae 

Suborder : Araneomorphae 

Family:  Lycosidae 

Genus :  Pardosa 

Species :  alacris


Distribution, place of living

  •  Most charactaristic  : Europe and Russia

  •  The most widespread lycosidia in the home woods

  •  In decidous woods they can be foung in large numbers, they mostly prefer the dead  mould suitable  for hiding

  • Avoid open, dry or very wet places of living  


Morfology and physiology

  • Length of female : 4.5 mm

  • Length of male: 4.9 mm

  • The males posses more characteristic morfological characteristic than the females : their cephalotorax is black with a thick, silvergray stripe lengthwise.Their abdomen is completely silvergray with smaller lighter patches. Their legs are very long with reddish-brown shade.. Chelicereas are very characteristic: from reddish yellow to black reaching the tips.


  • Nourishment:  Small insects, inverterbatesor even other spiders. They have very good eyesight.

  • Mating:  Breeding season is summer.    The sexual organ of the male spider is the tentacle During the cortship the male present a certain „dance”, moving their bodies and forelegs Unique characteristic of the wolf spiders that the females keeps the  eggs in a bag span out of web silk attached to their abdomen.After hatching the lot of small spiders are crawling onto the abdomen  and back of the mother and travel there for a long time. Egg-development time: 2−3 weeks.

  • Behavior: Non aggressiv breed.  Bite if feeling threatened. Their poisin is not lethal for human, but very painful. In case of biting you should consult a doctor, siche poison can lead to death.  

  • Lifetime: 1 year