---
title: "Bark Sac Spider"
description: "Clubiona corticalis — Insetti e ragni. Clubiona corticalis, the bark sac spider, is a species of spider belonging to the family Clubionidae."
canonical: https://animalchecklist.com/it/animal/bark-sac-spider
last_updated: 2026-09-20
---

# Bark Sac Spider

> Clubiona corticalis — Insetti e ragni. Clubiona corticalis, the bark sac spider, is a species of spider belonging to the family Clubionidae.

- Scientific name: *Clubiona corticalis*
- Category: `insects` (Insetti e ragni)
- Habitats: `forest` (Foresta)
- iNaturalist observations: 535
- Wikidata: [Q150259](https://www.wikidata.org/wiki/Q150259)
- iNaturalist taxon: [538406](https://www.inaturalist.org/taxa/538406)

## Names

- en: Bark Sac Spider
- de: Große Rindensackspinne
- fr: Clubione des écorces
- nl: Schorszakspin

## Countries with the most observations

FR (82), GB (56), DE (42), BE (12), PT (11), NL (9), DK (8), IT (8), ES (3), PL (3), SE (3)

## Summary

Clubiona corticalis, the bark sac spider, is a species of spider belonging to the family Clubionidae.
This species is present in most of Europe and in Central Asia.
The adult males of these spiders reach 6–10 millimetres (0.24–0.39 inches) of length, while females are 7–10 millimetres (0.28–0.39 inches) long.

The (prosoma) and the legs are glossy reddish-brown or light brown, except the jaws (chelicerae), that are much darker. The abdomen (opisthosoma) is brown or dark brown, with leaf-shaped central markings on a clearer background. The two sexes are quite similar, except for slender abdomen of males.
Sexually mature…

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

## Photo

![Bark Sac Spider](https://animalchecklist.com/img/animals/bark-sac-spider/medium.jpg)

Photo: Patrick Le Mao · CC0 · inaturalist — https://www.inaturalist.org/observations/337234823

## Machine access

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