Identification, Images, & Information
For Insects, Spiders & Their Kin
For the United States & Canada

Species Mezium americanum - American Spider Beetle

spider beetles - Mezium americanum Brown/black bug - Mezium americanum Brown/black bug - Mezium americanum
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)
Superfamily Bostrichoidea (Carpet, Powder-post and Death-watch Beetles)
Family Ptinidae (Death-watch and Spider Beetles)
Subfamily Ptininae (Spider Beetles)
Tribe Meziini
Genus Mezium
Species americanum (American Spider Beetle)
Explanation of Names
Mezium americanum (Laporte de Castelnau 1840)
Adults differ from those of M. affine in having the setal collar at the base of the pronotum deeply interrupted at, and on each side of, the middle(1)
N. & C. America; Australia; probably of African origin (this flightless beetle may not have reached America without human agency)
homes, warehouses, stores
dry stored products
Internet References