Distal half of antennal sigments triangular, ex. Female click bettle

Helps in putting the food into the mouth, lie directly behind the mandibles

Insect leg for swimming ex. Diving beetle

Insect leg for running ex. Cockroach

Grasping forelegs, ex. Praying mantis

Connect with coax/femur

Made up of several subsegments called tarsomeres

Lower lip, found posterior to the maxillae

Insect leg for jumping ex. Grasshopper

Upper lip, forms the roof of the oral cavity

Stoutest/ sometime largest segment of the leg. With strong spines

Beadlike, size and nearly spherical in shape, ex. Termite

Insect leg for digging ex. Mole cricket

Proximal segment, short and stout

Are hair like along the margins of the central using structure ex. wings of thrips (thysanoptera)

Threadlike, cylindrical in size and nearly spherical in shape. Ex, cockroach

Use for chewing, etc. or Jaws, Use for defense

Dubbed. Gradually increase in diameter ex. Butterfly

Are soft, flexible, transparent with prominent wing veins

Thick chitinous/hard with uniform texture used to protect soft abdomen ex. forewing of beetle(coleoptera)

Small knob, used for balancing instead of flight ex. mosquito

A central tounge. Bears the opening of the salivary ducts

Often long, slender structure with downward- pointing spines aid in climbing

Thickened basal section ex. true bugs

Insect leg for walking ex. Stick insect