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Species Latheticus oryzae - Longheaded Flour Beetle

Latheticus oryzae Waterhouse - Latheticus oryzae Latheticus oryzae Waterhouse - Latheticus oryzae Latheticus oryzae Waterhouse - Latheticus oryzae Small, slender, light brown beetle - Latheticus oryzae Small, slender, light brown beetle - Latheticus oryzae Small, slender, light brown beetle - 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 (Water, Rove, Scarab, Long-horned, Leaf and Snout Beetles)
No Taxon (Series Cucujiformia)
Superfamily Tenebrionoidea (Fungus, Bark, Darkling and Blister Beetles)
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
of Asian origin(2), now worldwide in warm climates; adventive in NA(3)
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(4)
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(3)
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.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.
3.The Tenebrionidae (Coleoptera) of the Maritime Provinces of Canada
Majka C.G., Bouchard P., Bousquet Y. 2008. The Canadian Entomologist 140: 690-713.
4.Handbook of urban insects and arachnids: A handbook of urban entomology
Robinson W.H. 2005. Cambridge University Press.