(Cork-lid Trapdoor Spiders)

The spider family Halonoproctidae, commonly known as Cork-lid Trapdoor Spiders, have been sighted 36 times by contributing members. Based on collected data, the geographic range for Halonoproctidae includes 2 countries and 11 states in the United States. Halonoproctidae is most often sighted outdoors, and during the month of January.

Taxonomic Hierarchy

  • Kingdom: Animalia
  • Phylum: Arthropoda
  • Class: Arachnida
  • Order: Araneae
  • Suborder: Mygalomorphae
  • Family: Halonoproctidae

Other Common Names

Cork-lid Trapdoor Spiders


Pocock, 1901

Sightings Overview

There have been 36 confirmed sightings of Halonoproctidae (Cork-lid Trapdoor Spiders), with the most recent sighting submitted on February 9, 2019 by Spider ID member jarhead. The detailed statistics below may not utilize the complete dataset of 36 sightings because of certain Halonoproctidae sightings reporting incomplete data.

  • Web: 6% of the time, Halonoproctidae spiders are sighted in a spider web (Sample size: 36)
  • Sex:¬†2 female and 21 male.
  • Environment:¬†Halonoproctidae has been sighted 30 times outdoors, and 9 times indoors.
  • Outdoors: Man-made structure (17). Low foliage (3). High foliage (1). Ground layer (5). Under rock or debris (1). Open field, pasture, grassland (2). Forest (1).

Location and Range

Halonoproctidae (Cork-lid Trapdoor Spiders) has been sighted in the following countries: Mexico, United States.

Halonoproctidae has also been sighted in the following states: Alabama, Arkansas, California, Georgia, Mississippi, Missouri, North Carolina, Oklahoma, Tennessee, Texas, Virginia.


Halonoproctidae has been primarily sighted during the month of January.

  • January: 13
  • February: 3
  • March: 4
  • April: 4
  • May: 1
  • June: 2
  • July:
  • August: 1
  • September: 2
  • October: 3
  • November:
  • December: 3

Genus: Bothriocyrtum

Genus: Cyclocosmia

Genus: Ummidia