Sipalinus gigas

Sipalinus gigas is a species of beetles belonging to the family Curculionidae.

Sipalinus gigas
Sipalinus gigas granulatus from New Guinea
Scientific classification
Kingdom:	Animalia
Phylum:	Arthropoda
Class:	Insecta
Order:	Coleoptera
Family:	Curculionidae
Subfamily:	Dryophthorinae
Tribe:	Orthognathini
Genus:	Sipalinus
Species:	S. gigas
Binomial name
Sipalinus gigas (Fabricius, 1775)
Synonyms
Curcuijo gigas Fabricius, 1775 Sipalus hypocrita Boheman, 1845 Sipalus tinctus Walker, 1859 Sipalus chinensis Fairmaire, 1887 Sipalus formosanus Kono, 1934 Calandra granulata Fabricius, 1801 Sipalus misumenus Boheman, 1845 Sipalus cristatus Schaufuss, 1885

Description

Sipalinus gigas can reach a length of 12–30 millimetres (0.47–1.18 in). The surface is covered with brownish crusty coating. Beak is moderately arcuate and punctured. Pronotum is longer than wide. Elytra shows dark brown stripes with whitish areas bearing tubercles. These beetles are usually found under bark of dying or felled trees and the larvae live in dead or decaying trees.

Subspecies

The species can be divided into the following two subspecies:

• Sipalinus gigas gigas (Fabricius, 1775)
• Sipalinus gigas granulatus (Fabricius, 1801)

Distribution

This species can be found in Korea, China, Japan, Himalayas, India and islands of Australasia, from Philippines to New Guinea, Solomon Islands and eastern Australia.

References

• Biolib
• Vaurie, Patricia Weevils of the tribe Sipalini (Coleoptera, Curculionidae, Rhynchophorinae). Part 3, The genus Sipalinus. American Museum novitates; no. 2463
• NAKAMURA Katsunori, XINRU LANG Development and survivorship of the japanese giant weevil, Sipalinus gigas (Fabricius) (Coleoptera: Rhynchophoridae), in cut pine bolts

External links

• Sipalinus gigas on Animal Pictures Archive