Bird Mite or Rodent Mite

Ornithonyssus spp. or Liponyssus spp.

Fruit fly or Gnat

Drosophila melanogaster (Fruit Fly) or Sciaridae (Gnat)

Pubic louse (or Crab louse)

Pthirus pubis

Globular Springtail

Dicyrtomina ornata (placeholder for family Sminthuridae)

Inchworm (Geometer moth caterpillar)

Family Geometridae

Pubic louse

Pthirus pubis

Bird Mite (or Rodent Mite)

Ornithonyssus sylviarum / Ornithonyssus bacoti

Bird Mite

Dermanyssus gallinae / Ornithonyssus sylviarum

Human Head Louse

Pediculus humanus capitis

Mold Mite

Tyrophagus putrescentiae

Household Casebearer (often confused with Clothes Moth Larva)

Phereoeca uterella (or potentially Tinea pellionella, the Casemaking Clothes Moth)

Tonsil Stone (Tonsillolith)

Tonsillolith

Not a bug/insect

N/A

Horsehair Worm (also known as Gordian Worm)

Gordius species (Phylum Nematomorpha)

Booklouse (or Psocid)

Liposcelis spp. (Common household genus)

Debris / Lint / Artifact (Not a bug)

N/A

Varied Carpet Beetle Larva

Anthrenus verbasci

Carpet Beetle (specifically Black Carpet Beetle)

Attagenus unicolor

Household Casebearer (Plaster Bagworm)

Phereoeca uterella

Varied Carpet Beetle

Anthrenus verbasci

Junk Bug (Lacewing Larva)

Chrysopidae (Family)

Bed Bug

Cimex lectularius

Bed Bug

Cimex lectularius

Small Fruit Beetle (Sap Beetle)

Meligethes aeneus

Phereoeca uterella (Household Casebearer or Plaster Bagworm)

Phereoeca uterella

Masked Hunter Nymph (Camouflage Bug)

Reduvius personatus

Unidentifiable Object / Debris

N/A

Varied Carpet Beetle

Anthrenus verbasci

Varied Carpet Beetle (Larva)

Anthrenus verbasci

Household Casebearer or Plaster Bagworm

Phereoeca uterella (sometimes referred to as Phereoeca allutella in older literature, though P. uterella is more precise...

Masked Hunter Nymph (Dust Bunny Bug)

Reduvius personatus

Mold Mite (also known as Tyrophagus putrescentiae or similar grain/cheese mite)

Tyrophagus putrescentiae

Horsehair Worm (Gordian Worm)

Nematomorpha (Phylum)

Tube Spider Wreck (likely remains of a spider's retreat or prey remains)

Not applicable (Biological debris / Structure)

Earwax (or Cerumen)

Cerumen

Bed Bug Shell / Molt / Casing

Cimex lectularius (Exuviae)

Not a bug/insect

N/A

Not a bug (Sebaceous Filament/Plug or Skin Oil)

N/A (Likely human sebum/keratin)

Body Louse (Nit or Nymph stage)

Pediculus humanus humanus

Carpet Beetle Larva

Anthrenus verbasci (typically)

Bed Bug

Cimex lectularius

Louse

Phthiraptera (likely Pediculus humanus)