Cigarette Beetle

Lasioderma serricorne

Flea

Ctenocephalides spp. (most common household fleas)

Varied Carpet Beetle

Anthrenus verbasci

Carpet Beetle

Dermestes lardarius (Larder Beetle) or Anthrenus scrophulariae (Common Carpet Beetle) or related species within Dermesti...

Green Lacewing (Larva)

Chrysoperla carnea (or other Chrysoperla spp.)

Silverfish

Lepisma saccharina

Not Applicable (Inanimate Debris)

Not Applicable (Inanimate Debris)

Nematode (Roundworm)

Nematoda (Phylum)

Nematode (Roundworm)

Nematoda (Phylum)

Drain Fly (also known as Filter Fly, Sewer Gnat, or Moth Fly)

Psychoda ssp. (or other genera within Psychodidae)

Threadworm, Nematode

Various species within the Phylum Nematoda

N/A - No insect or bug detectable

N/A - No insect or bug detectable

Case-bearing Clothes Moth (or related case-making moth)

Tinea pellionella (common clothes moth that makes a case) or similar Tineidae species.

Soft Tick

Argasidae (family)

Sawtoothed Grain Beetle

Oryzaephilus surinamensis

Insect/Arthropod Egg (Possible)

Unknown (Cannot determine from egg stage alone)

Colorado Potato Beetle

Leptinotarsa decemlineata

Mole Cricket

Gryllotalpa spp. (general, as specific species cannot be identified from image)

Flying Ant (Winged Ant)

Various species within Formicidae

Fruit Fly

Drosophila melanogaster (most common household species, though other Drosophila species exist)

Fly (likely a house fly or similar common fly species)

Musca domestica (for house fly, common species), or other genera/species within Diptera given image clarity

Fungus Gnat

Sciaridae or Mycetophilidae (specific genus and species vary)

Drain Fly

Psychoda spp.

Thrips

There are many genera and species, e.g., Frankliniella occidentalis (Western flower thrips)

Odorous House Ant

Tapinoma sessile

Boxelder Bug

Boisea trivittata

Spider

Araneae (order)

Ground Spider

Gnaphosidae (family)

Cutworm (larva)

Agrotis spp., Noctua spp., or other genera within Noctuidae

Wireworm (larval stage)

Various species within the family Elateridae (e.g., Limonius californicus, Melanotus spp.)

Dog

Canis familiaris (or Canis lupus familiaris)

Springtail

Various species within Collembola

Carrion Beetle (likely)

Various species within the Silphidae family (e.g., Nicrophorus, Silpha)

Clover Mite

Bryobia praetiosa

House fly

Musca domestica

Sawtoothed Grain Beetle

Oryzaephilus surinamensis

Springtail

Various species within Collembola

Springtail

Various species; common families include Entomobryidae, Isotomidae, Sminthuridae.

Booklouse / Psocid

There are many species; examples include Liposcelis spp. (common booklice) or Psocus spp.

Cockroach (likely German Cockroach or American Cockroach based on typical indoor pests)

Blattella germanica (for German Cockroach) or Periplaneta americana (for American Cockroach)

Booklouse / Psocid

Diverse, e.g., Liposcelis spp. (common indoor species)

Minute Pirate Bug

Orius insidiosus (a common species, though other species exist)