4. Hemiptera
True Bugs
Piercing or sucking mouth parts.
6000 described species
Range in size fro 1mm to 110 mm
Some species are wingless
Some have two pair of wings
Some have only forewings which me be hardened or
membranous
Compound eyes..Upto 3 oceli..
Piercing and sucking mouth parts …Pointed as rostrum
or proboscis.
11. Heteroptera
• Land Bug and water Bug
• Herbivores ,,Feed on tiny plants and fungi
• Parasitic,,,,,, Bed bug
• Carnivores,,, Giant water Bug feed on Goldfish
12. Bed Bug
• Classification
• Kingdom Animalia
• Phylum Arthropoda
• Subphylum Hexapoda
• Class Insecta
• Order Hemiptera
• Family Cimicidae
• Genus Cimex
• Species lectularius
14. Bed Bug
• Are wingless
• Are half a centimeter long
• Have flat oval shaped body
• Have six legs
• Are light brown in colour, changing into rust
red after having meal of blood.
17. Characteristics of water Bug
Scientific name
Lethocerus insulans
Approx 7 cm
Aquatic Predator ,,Feed on gold fish,Tadpoles
salamanders
Front legs are adapted for grasping prey..
Hind legs are adapted for swimming
19. Characteristics of leaf footed Bug
Large plant eating bugs
Feed on plant juices.
The lower leg may be shaped as dried
leaf,Irregular and flat.
Have large prominent shoulders resembles
armor.
Make loud noise when they fly..as a means of
defence when they are threatened.
20. Suborder Auchenurrhyncha
Leaf Hopper
Spittle bugScales
Short, bristle like antennae
ovipositor well developed
good fliers or jumpers
Evolved towards increased wing development
jumping capacity.
22. Characteristics Of Leaf Hopper
Plant feeders that suck plant juices.
Hind legs are modified for jumping, are
covered with hairs that facilitates the
spreading of secrection over their bodies that
act as water repellent and carrier of
pheromones.
Wings are held like tent over abdomen.
Oceli are present on the top of the head.
23. Suborder Sternorrhyncha
Soft bodies
Wingless
Cover their bodies with wax which prevent
their bodies from drying out.
Longer filiform antennae
ovipositor reduced.
25. Aphids
Plant lice,, sap sucking .
Destructive insects on cultivated plants in
temperate regions
They are so small that wind can transport
them for long distance.
Often green ,,might be brown and red