Eucratoscelus constrictus
(African Red-rump Baboon Spider)

Featured spider picture The spider species Eucratoscelus constrictus, commonly known as African Red-rump Baboon Spider, belongs to the genus Eucratoscelus, in the family Theraphosidae. Eucratoscelus constrictus spiders have been sighted 1 times by contributing members. Based on collected data, the geographic range for Eucratoscelus constrictus includes 1 countries and 0 states in the United States. Eucratoscelus constrictus is most often sighted outdoors, and during the month of July.

Taxonomic Hierarchy

  • Kingdom: Animalia
  • Phylum: Arthropoda
  • Class: Arachnida
  • Order: Araneae
  • Suborder: Mygalomorphae
  • Family: Theraphosidae
  • Genus: Eucratoscelus
  • Species: Eucratoscelus constrictus

Other Common Names

African Red-rump Baboon Spider


(Gerstäcker, 1873)

Primary Colors

Sightings Overview

There have been 1 confirmed sightings of Eucratoscelus constrictus (African Red-rump Baboon Spider), with the most recent sighting submitted on April 22, 2019 by Spider ID member rickcwest. The detailed statistics below may not utilize the complete dataset of 1 sightings because of certain Eucratoscelus constrictus sightings reporting incomplete data.

  • Web: 0% of the time, Eucratoscelus constrictus spiders are sighted in a spider web (Sample size: 1)
  • Sex: 1 female and 0 male.
  • Environment: Eucratoscelus constrictus has been sighted 3 times outdoors, and 0 times indoors.
  • Outdoors: Under rock or debris (1). Open field, pasture, grassland (1). Desert area (1).

Location and Range

Eucratoscelus constrictus (African Red-rump Baboon Spider) has been sighted in the following countries: Kenya.


Eucratoscelus constrictus has been primarily sighted during the month of July.

  • January:
  • February:
  • March:
  • April:
  • May:
  • June:
  • July: 1
  • August:
  • September:
  • October:
  • November:
  • December:

Additional Remarks

Type species.

Featured Pictures

Picture of Eucratoscelus constrictus (African Red-rump Baboon Spider) - Female - Dorsal Enlarge Picture
  • Check iconFamily Check iconGenus Check iconSpecies
  • Submitted Calendar iconApr 22, 2019
  • Photographed Picture iconJul 9, 2000
  • RickCWest
  • Sex icon
  • Location iconNear Voi, south-eastern Kenya, but ranges into north-eastern Tanzania, Kenya
  • Comment icon0 Comments
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