---
title: "Asian Oak Weevil"
description: "Cyrtepistomus castaneus — Insetos e aranhas. Cyrtepistomus castaneus, the Asiatic oak weevil, is a species of Asian broad-nosed weevil in the beetle family Curculionidae."
canonical: https://animalchecklist.com/pt/animal/asian-oak-weevil
last_updated: 2026-09-20
---

# Asian Oak Weevil

> Cyrtepistomus castaneus — Insetos e aranhas. Cyrtepistomus castaneus, the Asiatic oak weevil, is a species of Asian broad-nosed weevil in the beetle family Curculionidae.

- Scientific name: *Cyrtepistomus castaneus*
- Category: `insects` (Insetos e aranhas)
- Habitats: `forest` (Floresta)
- iNaturalist observations: 9713
- Wikidata: [Q28817352](https://www.wikidata.org/wiki/Q28817352)
- iNaturalist taxon: [218048](https://www.inaturalist.org/taxa/218048)

## Names

- en: Asian Oak Weevil

## Countries with the most observations

US (8525), CA (146), CN (35), KR (20), JP (5), RU (5)

## Summary

Cyrtepistomus castaneus, the Asiatic oak weevil, is a species of Asian broad-nosed weevil in the beetle family Curculionidae. It is native to Asia, and was first found in North America in 1933. Larvae feed on root hairs in soil, whereas adult beetles are defoliators of Quercus and Acer rubrum trees.

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

## Photo

![Asian Oak Weevil](https://animalchecklist.com/img/animals/asian-oak-weevil/medium.jpg)

Photo: Dennis White · CC0 · inaturalist — https://www.inaturalist.org/observations/123443282

## Machine access

`GET https://animalchecklist.com/api/v1/animals/asian-oak-weevil?lang=pt` — see [openapi.json](https://animalchecklist.com/openapi.json).