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Home » Guide » Arthropods (Arthropoda) » Hexapods (Hexapoda) » Insects (Insecta) » Beetles (Coleoptera) » Polyphaga » Series Cucujiformia » Tenebrionoidea » Darkling Beetles (Tenebrionidae) » Tenebrioninae » Triboliini » Latheticus » Longheaded Flour Beetle (Latheticus oryzae)

Species Latheticus oryzae - Longheaded Flour Beetle

Classification · Explanation of Names · Size · Range · Habitat · Food · Life Cycle · Remarks · Works Cited

Latheticus oryzae Waterhouse - Latheticus oryzae

Small, slender, light brown beetle - Latheticus oryzae

Classification

Kingdom Animalia (Animals)

Phylum Arthropoda (Arthropods)

Subphylum Hexapoda (Hexapods)

Class Insecta (Insects)

Order Coleoptera (Beetles)

Suborder Polyphaga

No Taxon (Series Cucujiformia)

Superfamily Tenebrionoidea

Family Tenebrionidae (Darkling Beetles)

Subfamily Tenebrioninae

Tribe Triboliini

Genus Latheticus

Species oryzae (Longheaded Flour Beetle)

Explanation of Names

Latheticus oryzae Waterhouse 1880

oryzae (ορυζα) = 'of rice' (pest of stored rice & other grain)

Size

2.5-3 mm(1)

Range

sw US (s.CA-TX-CO-UT) - Map (2); of Asian origin(3), now worldwide in warm climates; adventive in NA(4)

Habitat

Indoors in stored grains and grain products. Adults will fly outside in warm weather and are attracted to lights.

Food

stored wheat, rice, maize, barley, rye, and cereal products(5)

Life Cycle

Adults live for up to 112 days; the female can lay up to 300 eggs; eggs sticky, usually hidden by adhering debris; larvae white, moving freely though the grain/flour(1)

Remarks

In our area, a minor pest of stored grain products; much more serious in the tropics(1)

earliest record in our area: 1870(4)

Works Cited

1.	Towards integrated commodity and pest management in grain storage Semple R.L., Hicks P.A., Lozare J.V., Castermans A. (eds.). 1992. UN Food and Agricultural Organization. Rome, Italy. 526 pp.

2.	Global Biodiversity Information Facility (GBIF)

3.	Coleoptera families other than Cerambycidae, Curculionidae sensu lato, Chrysomelidae sensu lato and Coccinelidae -- Chapter 8.5 Denux O., Zagatti P. 2010. BioRisk 4: 315–406.

4.	The Tenebrionidae (Coleoptera) of the Maritime Provinces of Canada Majka C.G., Bouchard P., Bousquet Y. 2008. Can. Entomol. 140: 690‒713.

5.	Handbook of urban insects and arachnids: A handbook of urban entomology Robinson W.H. 2005. Cambridge University Press.

Contributed by Mike Quinn on 30 July, 2008 - 1:14pm
Additional contributions by Chuck Entz, v belov
Last updated 31 October, 2021 - 9:11pm

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