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

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

Upper lip, forms the roof of the oral cavity

Lower lip, found posterior to the maxillae

A central tounge. Bears the opening of the salivary ducts

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

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

Dubbed. Gradually increase in diameter ex. Butterfly

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

Proximal segment, short and stout

Connect with coax/femur

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

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

Made up of several subsegments called tarsomeres

Grasping forelegs, ex. Praying mantis

Insect leg for running ex. Cockroach

Insect leg for walking ex. Stick insect

Insect leg for digging ex. Mole cricket

Insect leg for jumping ex. Grasshopper

Insect leg for swimming ex. Diving beetle

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

Thickened basal section ex. true bugs

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

Are soft, flexible, transparent with prominent wing veins

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