---
title: "Flat-headed Snake"
description: "Tantilla gracilis — Rettili. Tantilla gracilis (flathead snake) is a species of snake of the family Colubridae."
canonical: https://animalchecklist.com/it/animal/flat-headed-snake
last_updated: 2026-09-20
---

# Flat-headed Snake

> Tantilla gracilis — Rettili. Tantilla gracilis (flathead snake) is a species of snake of the family Colubridae.

- Scientific name: *Tantilla gracilis*
- Category: `reptiles` (Rettili)
- Habitats: unknown
- iNaturalist observations: 2536
- Wikidata: [Q3021496](https://www.wikidata.org/wiki/Q3021496)
- iNaturalist taxon: [28505](https://www.inaturalist.org/taxa/28505)

## Names

- en: Flat-headed Snake
- de: Schlanke Schwarzkopfschlange
- es: Culebrita cabeza negra aplanada

## Countries with the most observations

US (2346)

## Summary

Tantilla gracilis (flathead snake) is a species of snake of the family Colubridae.

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

## Photo

![Flat-headed Snake](https://animalchecklist.com/img/animals/flat-headed-snake/medium.jpg)

Photo: Wyatt Rorex · CC0 · inaturalist — https://www.inaturalist.org/observations/352008915

## Machine access

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