---
title: "Boomzesoog"
description: "Segestria senoculata — Insecten en spinnen. Segestria senoculata, sometimes known as the snake-back spider, is a species of spider belonging to the family Segestriidae."
canonical: https://animalchecklist.com/nl/animal/snake-back-spider
last_updated: 2026-09-20
---

# Boomzesoog

> Segestria senoculata — Insecten en spinnen. Segestria senoculata, sometimes known as the snake-back spider, is a species of spider belonging to the family Segestriidae.

- Scientific name: *Segestria senoculata*
- Category: `insects` (Insecten en spinnen)
- Habitats: unknown
- iNaturalist observations: 1524
- Wikidata: [Q1150738](https://www.wikidata.org/wiki/Q1150738)
- iNaturalist taxon: [318909](https://www.inaturalist.org/taxa/318909)

## Names

- en: Snake-back Spider
- de: Gewöhnliche Fischernetzspinne
- fr: Ségestrie commune
- nl: Boomzesoog
- pl: Czyhak sześciooki

## Countries with the most observations

GB (147), SE (127), DE (101), DK (87), PL (81), FR (73), FI (42), IT (38), AT (36), PT (29), ES (22), LT (20)

## Summary

Segestria senoculata, sometimes known as the snake-back spider, is a species of spider belonging to the family Segestriidae. It has a Palearctic distribution.
The common names of this species (which has a body length of around 9 mm) refer to a row of black spots along the back of the grey abdomen which are thought to resemble the pattern found on some snakes. However, on some specimens these markings fuse to form a solid band. The carapace is shiny dark brown and elongated and the legs are pale brown with darker ringing.
As with other members of this family, this spider makes a tubular web in a crevice and darts out…

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

## Photo

![Boomzesoog](https://animalchecklist.com/img/animals/snake-back-spider/medium.jpg)

Photo: Liubov Ilminska · CC0 · inaturalist — https://www.inaturalist.org/observations/279768100

## Machine access

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