Araneus trifolium
(Shamrock Orb-weaver)

Featured spider picture The spider species Araneus trifolium, commonly known as Shamrock Orb-weaver, belongs to the genus Araneus, in the family Araneidae. Araneus trifolium spiders have been sighted 3 times by contributing members. Based on collected data, the geographic range for Araneus trifolium includes 2 countries and 1 states in the United States. Araneus trifolium is most often sighted outdoors, and during the month of October.

Taxonomic Hierarchy

  • Kingdom: Animalia
  • Phylum: Arthropoda
  • Class: Arachnida
  • Order: Araneae
  • Suborder: Araneomorphae
  • Family: Araneidae
  • Genus: Araneus
  • Species: Araneus trifolium

Common Name (AASMore information icon)

Shamrock Orb-weaver

Other Common Names

Pumpkin Spider, Shamrock Spider

Author

Nicholas Marcellus Hentz, 1847

Primary Colors


Sightings Overview

There have been 3 confirmed sightings of Araneus trifolium (Shamrock Orb-weaver), with the most recent sighting submitted on June 12, 2018 by Spider ID member rickcwest. The detailed statistics below may not utilize the complete dataset of 3 sightings because of certain Araneus trifolium sightings reporting incomplete data.

  • Web: 50% of the time, Araneus trifolium spiders are sighted in a spider web (Sample size: 2)
  • Sex: 2 female and 0 male.
  • Environment: Araneus trifolium has been sighted 4 times outdoors, and 0 times indoors.
  • Outdoors: Man-made structure (1). Low foliage (1). Freshwater river, lake, stream (1). Forest (1).

Location and Range

Araneus trifolium (Shamrock Orb-weaver) has been sighted in the following countries: Canada, United States.

Araneus trifolium has also been sighted in the following states: Minnesota.

Seasonality

Araneus trifolium has been primarily sighted during the month of October.

  • January:
  • February:
  • March:
  • April:
  • May:
  • June:
  • July:
  • August:
  • September: 1
  • October: 2
  • November:
  • December:

Featured Pictures

Picture of Araneus trifolium (Shamrock Orb-weaver) - Female - Dorsal,Webs Enlarge Picture
1
Picture of Araneus trifolium (Shamrock Orb-weaver) - Dorsal Enlarge Picture
2
Picture of Araneus trifolium (Shamrock Orb-weaver) - Female - Lateral Enlarge Picture
3
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