Other

Fungus Gnat Larva / Sciarid Fly Larva

Bradysia spp. (or other genera within Sciaridae)

Horsehair worm

Gordius robustus (and other species in the phylum Nematomorpha)

Horsehair Worm

Gordius robustus (and other Chordodidae/Gordiidae species)

Crane Fly

Tipula species (or other genera within Tipulidae)

Case-bearing Clothes Moth Larva (or similar Tineidae larva)

Tinea pellionella (or other species within Tineidae)

Daddy Longlegs (Harvestman)

Phalangium opilio (or other species within Opiliones)

Horsehair Worm

Gordius robustus (and other Chordodidae/Gordiidae species)

Horsehair Worm (Gordian Worm)

Gordius aquaticus (and other species in the phylum Nematomorpha)

Horsehair worm

Gordius sp. (and other genera in the phylum Gordiacea)

Horsehair Worm

Gordius robustus (and other species in Phylum Nematomorpha)

Woolly Bear Caterpillar

Pyrrharctia isabella (or other species of Arctiinae family)

Centipede

Class Chilopoda (various genera and species, e.g., Geophilus, Lithobius)

Cockroach (likely German Cockroach or American Cockroach, though exact species is hard to determine from this image)

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

Ant

Formicidae

Cockroach (likely American Cockroach or similar large species)

Periplaneta americana (if American Cockroach, or other species like Blattella germanica for German Cockroach, etc., iden...

Unknown insect bite (Likely Mosquito, Flea, or similar biting insect)

Unidentifiable from an insect bite mark

Ant (general based on visual)

Formicidae (family, specific genus/species not discernible)

Springtail

Various species within Collembola, e.g., Isotomurus palustris (common wetland species), Entomobrya nivalis (common in le...

Garden Orb Weaver Spider

Araneidae (various species, e.g., Argiope aurantia, Neoscona crucifera)

Ant

Formicidae

Sawtoothed Grain Beetle

Oryzaephilus surinamensis

Slug

Various (e.g., Arion vulgaris, Limax maximus)

Fruit Fly

Drosophila melanogaster (most common species associated with homes, though other Drosophila species are similar)

Globular Springtail

Sminthurididae / Bourletiellidae families

Flea

Siphonaptera (order), various families like Pulicidae

Lace Bug Nymph (Immature Stage)

Tingidae (family)

Silverfish

Lepisma saccharina

Ten-lined June Beetle

Polyphylla decemlineata

Crane Fly

Tipulidae (Family)

Mosquito

Culicidae (various genera and species, e.g., Anopheles, Aedes, Culex)

Inchworm (Geometer Moth Larva)

Various species within the family Geometridae

Caddisfly (Larval Case)

Varies by species (e.g., Limnephilus, Leptocerus, Brachycentrus - identification to species level is often difficult fro...

Earwig

Forficula auricularia (common European earwig, likely species based on appearance)

Thrips

Various species, depending on the exact morphology (e.g., Frankliniella occidentalis, Thrips tabaci)

Bedstraw Hawk-moth

Hyles gallii

German Cockroach

Blattella germanica

Flea

Ctenocephalides felis (most common) or Ctenocephalides canis

Cockroach

Blattodea (Order contains various genera/species)

Carpet Beetle (likely Varied Carpet Beetle or Black Carpet Beetle)

Genus: Anthrenus (e.g., A. verbasci for Varied Carpet Beetle) or Attagenus (e.g., A. unicolor for Black Carpet Beetle)

Rat-tailed maggot (larva of drone fly)

Eristalis tenax (larva)

Bed Bug

Cimex lectularius

Booklouse (or Psocid)

Often Psocoptera species, various genera (e.g., Liposcelis)