---
title: "Thick-tailed Barking Gecko"
description: "Underwoodisaurus milii — Reptiles. Underwoodisaurus milii is a species of gecko, a lizard in the family Carphodactylidae."
canonical: https://animalchecklist.com/es/animal/thick-tailed-barking-gecko
last_updated: 2026-09-20
---

# Thick-tailed Barking Gecko

> Underwoodisaurus milii — Reptiles. Underwoodisaurus milii is a species of gecko, a lizard in the family Carphodactylidae.

- Scientific name: *Underwoodisaurus milii*
- Category: `reptiles` (Reptiles)
- Habitats: unknown
- iNaturalist observations: 1894
- Wikidata: [Q2700739](https://www.wikidata.org/wiki/Q2700739)
- iNaturalist taxon: [33535](https://www.inaturalist.org/taxa/33535)

## Names

- en: Thick-tailed Barking Gecko
- de: Australischer Dickschwanzgecko
- nl: Australische dikstaartgekko

## Countries with the most observations

AU (1838)

## Summary

Underwoodisaurus milii is a species of gecko, a lizard in the family Carphodactylidae. The species is commonly known as the thick-tailed or barking gecko, referring to its distinctive plump tail and sharp, barking defensive call. The genus is also often called thick-tailed geckos as a group, along with the species Uvidicolus sphyrurus.

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

## Photo

![Thick-tailed Barking Gecko](https://animalchecklist.com/img/animals/thick-tailed-barking-gecko/medium.jpg)

Photo: Joshua S. Martin · CC0 · inaturalist — https://www.inaturalist.org/observations/99614867

## Machine access

`GET https://animalchecklist.com/api/v1/animals/thick-tailed-barking-gecko?lang=es` — see [openapi.json](https://animalchecklist.com/openapi.json).