---
title: "California Trapdoor Spider"
description: "Bothriocyrtum californicum — Insectos y arañas. Bothriocyrtum californicum, the California trapdoor spider, is a species of spider in the family Halonoproctidae."
canonical: https://animalchecklist.com/es/animal/california-trapdoor-spider
last_updated: 2026-09-20
---

# California Trapdoor Spider

> Bothriocyrtum californicum — Insectos y arañas. Bothriocyrtum californicum, the California trapdoor spider, is a species of spider in the family Halonoproctidae.

- Scientific name: *Bothriocyrtum californicum*
- Category: `insects` (Insectos y arañas)
- Habitats: unknown
- iNaturalist observations: 1454
- Wikidata: [Q2678470](https://www.wikidata.org/wiki/Q2678470)
- iNaturalist taxon: [424292](https://www.inaturalist.org/taxa/424292)

## Names

- en: California Trapdoor Spider

## Countries with the most observations

US (1096), MX (53)

## Summary

Bothriocyrtum californicum, the California trapdoor spider, is a species of spider in the family Halonoproctidae. It is found in the United States. Males are smaller than females. Predators include the spider wasp Psorthaspis planata, which use their bodies as larval nurseries, and skunks, which dig up their burrows.

Text: Wikipedia (en), CC BY-SA 4.0 — https://en.wikipedia.org/wiki/Bothriocyrtum_californicum

## Photo

![California Trapdoor Spider](https://animalchecklist.com/img/animals/california-trapdoor-spider/medium.jpg)

Photo: louavery · CC0 · inaturalist — https://www.inaturalist.org/observations/254846715

## Machine access

`GET https://animalchecklist.com/api/v1/animals/california-trapdoor-spider?lang=es` — see [openapi.json](https://animalchecklist.com/openapi.json).