Identification, Images, & Information
For Insects, Spiders & Their Kin
For the United States & Canada
Clickable Guide
Moths Butterflies Flies Caterpillars Flies Dragonflies Flies Mantids Cockroaches Bees and Wasps Walkingsticks Earwigs Ants Termites Hoppers and Kin Hoppers and Kin Beetles True Bugs Fleas Grasshoppers and Kin Ticks Spiders Scorpions Centipedes Millipedes

Calendar
BugGuide Gathering
Pack Forest
Washington State
July 10-12, 2009
Details...

Photos from the 2008 gathering in Tennessee
 
Photos from the 2007 gathering in Minnesota

TaxonomyBrowse
Info
ImagesLinksBooksData

Species Tenebrio molitor - yellow mealworm

large brown tenebrionid - Tenebrio molitor large brown tenebrionid - Tenebrio molitor large brown tenebrionid - Tenebrio molitor large brown tenebrionid - Tenebrio molitor Darkling Beetle - Tenebrio molitor Beetle - Tenebrio molitor dark purplish beetle - Tenebrio molitor Dark Beetle - Tenebrio molitor
Classification
Kingdom Animalia (Animals)
Phylum Arthropoda (Arthropods)
Class Insecta (Insects)
Order Coleoptera (Beetles)
Suborder Polyphaga (Water, Rove, Scarab, Longhorn, Leaf and Snout Beetles)
Superfamily Tenebrionoidea (Fungus, Bark, Darkling and Blister Beetles)
Family Tenebrionidae (Darkling Beetles)
Subfamily Tenebrioninae
Genus Tenebrio (Mealworm beetles)
Species molitor (yellow mealworm)
Explanation of Names
molitor is Latin for "miller"

the common name refers to larval colouration.
Size
13-18mm
Identification
Dorsal surface with slight luster.
Range
cosmopolitan
Remarks
storage pest.