This ClipArt gallery offers 526 illustrations of insect anatomy, including sections and internal views of several types, antennas, digestive systems, wings, organs, and developmental stages. Gallery contents are arranged alphabetically by common name of the insect.

Conical spiracle set in a pit, protected by crossed hairs.

Spiracles

Conical spiracle set in a pit, protected by crossed hairs.

Crossed hair section of a spiracle in the respiratory system of an insect.

Spiracles

Crossed hair section of a spiracle in the respiratory system of an insect.

A lip-like spiracle of the respiratory system of an insect.

Spiracles

A lip-like spiracle of the respiratory system of an insect.

An unprotected round spiracle of an insect's respiratory system.

Spiracles

An unprotected round spiracle of an insect's respiratory system.

An unprotected slit-like spiracle of an insect's respiratory system.

Spiracles

An unprotected slit-like spiracle of an insect's respiratory system.

A bee's stinger, sheath in which sting works.

Stinger

A bee's stinger, sheath in which sting works.

A bee's stinger, sitting proper.

Stinger

A bee's stinger, sitting proper.

Adult stinkbug antenna.

Stink Bug

Adult stinkbug antenna.

Adult stinkbug head.

Stink Bug

Adult stinkbug head.

Adult stinkbug sucking tube.

Stink Bug

Adult stinkbug sucking tube.

Adult stinkbug prothorax

Stink Bug

Adult stinkbug prothorax

Adult stinkbug mesothorax

Stink Bug

Adult stinkbug mesothorax

Adult stinkbug metathorax

Stink Bug

Adult stinkbug metathorax

Adult stinkbug maxilla and mandible

Stink Bug

Adult stinkbug maxilla and mandible

Adult stinkbug abdomen

Stink Bug

Adult stinkbug abdomen

Adult stinkbug head, oc=occular, ey=eye, at=antenna, la=labium

Stink Bug

Adult stinkbug head, oc=occular, ey=eye, at=antenna, la=labium

Adult stinkbug head, at=antenna, su=sucking tube

Stink Bug

Adult stinkbug head, at=antenna, su=sucking tube

"The thorax, the second primary division of the body of insects, plays almost as important a part as the head."

Thorax of Acrocinus Longimanus

"The thorax, the second primary division of the body of insects, plays almost as important a part as…

Tarsus of the Thrips Tritici.

Thrips Tritici

Tarsus of the Thrips Tritici.

"A typical Thysanuran (Machilis maritima). Female, ventral view. Mx1, Mx2, 1st and 2nd maxillae. ii-x, Appendages on 2nd to 10th abdominal segments. The eversible sacs on the abdominal segments are shown, some protruded and some retracted. Ovp, Ovipositor. Mn, Mandible, and Mxl. maxillula, dissected out of head." — The Encyclopedia Britannica, 1910

Thysanuran

"A typical Thysanuran (Machilis maritima). Female, ventral view. Mx1, Mx2, 1st and 2nd maxillae. ii-x,…

The Tracheal tube of an insect, showing the structure and methods of branching.

Tracheal

The Tracheal tube of an insect, showing the structure and methods of branching.

Part of a tracheal stem and branches of an insect. Labels: Z, cellular outer wall; SP, cuticular inner wall with spiral fiber.

Tracheal Stem and Branches

Part of a tracheal stem and branches of an insect. Labels: Z, cellular outer wall; SP, cuticular inner…

Tracheal system of a fly larva. Labels: Tr, longitudinal stem of right side; St', St", anterior and posterior stigmata.

Tracheal System of Fly Larva

Tracheal system of a fly larva. Labels: Tr, longitudinal stem of right side; St', St", anterior and…

Ideal section through an insect. -<em>a</em>, alimentary canal; <em>h</em>, heart; <em>n</em>, nerve-cord; <em>s</em>, stigmata; <em>t</em>, tracheal tubes; <em>l</em>, legs; <em>w</em>, wings.

Transverse Thorax

Ideal section through an insect. -a, alimentary canal; h, heart; n, nerve-cord;…

Buffalo tree-hopper, Ceresa bubalus- tarsus.

Treehopper

Buffalo tree-hopper, Ceresa bubalus- tarsus.

Buffalo tree-hopper, Ceresa bubalus- antenna.

Treehopper

Buffalo tree-hopper, Ceresa bubalus- antenna.

Buffalo tree-hopper, Ceresa bubalus- wing.

Treehopper

Buffalo tree-hopper, Ceresa bubalus- wing.

Buffalo tree-hopper, Ceresa bubalus- mouth

Treehopper

Buffalo tree-hopper, Ceresa bubalus- mouth

Buffalo tree-hopper, Ceresa bubalus- tip of abdomen

Treehopper

Buffalo tree-hopper, Ceresa bubalus- tip of abdomen

Buffalo tree-hopper, Ceresa bubalus- tip of abdomen, showing ovipositor.

Treehopper

Buffalo tree-hopper, Ceresa bubalus- tip of abdomen, showing ovipositor.

Buffalo tree-hopper, Ceresa bubalus- tip of abdomen, mouth

Treehopper

Buffalo tree-hopper, Ceresa bubalus- tip of abdomen, mouth

Buffalo tree-hopper, Ceresa bubalus- tip of abdomen, tip of abdomen

Treehopper

Buffalo tree-hopper, Ceresa bubalus- tip of abdomen, tip of abdomen

"It is not dangerous to man, but its sting kills the ox, the horse, the sheep and the dog, and renders the countries of Central Africa uninhabitable for those animals."

The Tsetse-Fly (Glossina Morsitans)

"It is not dangerous to man, but its sting kills the ox, the horse, the sheep and the dog, and renders…

"It is not dangerous to man, but its sting kills the ox, the horse, the sheep and the dog, and renders the countries of Central Africa uninhabitable for those animals."

Head of Tsetse-Fly (Glossina Morsitans)

"It is not dangerous to man, but its sting kills the ox, the horse, the sheep and the dog, and renders…

A "tumble-bug" of the Copris carolina species; pupa.

Tumblebug

A "tumble-bug" of the Copris carolina species; pupa.

Head of Wasp to show regions: <em>a</em>, compound eyes; <em>b</em>, clypeus; <em>c</em>, labrum; <em>d</em>, mandibles; <em>e</em>, ocelli; <em>f</em>, place where antennae are inserted.

Head of Wasp

Head of Wasp to show regions: a, compound eyes; b, clypeus; c, labrum; d,…

A water-strider, Rheumatobates rileyi, female; ovipositor.

Water Strider

A water-strider, Rheumatobates rileyi, female; ovipositor.

A water-strider, Rheumatobates rileyi, female; hind tarsus.

Water Strider

A water-strider, Rheumatobates rileyi, female; hind tarsus.

A water-tiger, Dytiscus marginalis species; tarsus of the female.

Water Tiger

A water-tiger, Dytiscus marginalis species; tarsus of the female.

The garden web-worm of the Loxostege similalis species; segment of larva.

Webworm

The garden web-worm of the Loxostege similalis species; segment of larva.

The garden web-worm of the Loxostege similalis species; tip of pupa.

Webworm

The garden web-worm of the Loxostege similalis species; tip of pupa.

Strawberry-weevil.

Weevil

Strawberry-weevil.

A stage of the wheel-bug, Prionidus cristatus species.

Wheel Bug

A stage of the wheel-bug, Prionidus cristatus species.

A stage of the wheel-bug, Prionidus cristatus species.

Wheel Bug

A stage of the wheel-bug, Prionidus cristatus species.

Overlapping portion of the base of the wing in Conocephalus, showing the ridged veins and sound-producing organ.

Wing

Overlapping portion of the base of the wing in Conocephalus, showing the ridged veins and sound-producing…

The chrysalis of a clover hay worm.

Clover Hay Worm

The chrysalis of a clover hay worm.