By: Asmat Babar
• Hemiptera means “half wing,”.
• Front pair of wings are leathery near their base
and membranous towards the tips.
• True bugs have slender, beak-like mouthparts
that arise from the front of the head.
• All hemipterans undergo incomplete
• Well developed legs.
• Piercing and sucking mouth parts
•Antenna shorter than the head frequently
hidden in grooves beneath the eyes.
•Mostly aquatic insects.
•Ocelli is absent.
•Living in water though often found flying
•Hind tarsi with claws.
•Front legs for catching the prey.
•Membrane of front wings is plainly veined.
•Hind legs are flattened for swimming.
•Large oval insects.
•Giant water bug.
•Antenna longer than the head not hidden in
the grooves except phymatidae.
• Antenna with less than 5 segments.
•Front wings of small insects resemble to lace.
a) Black body
b) Antenna and yellowish legs
c) Upper surface is milky white except a fuscous
d) Common on the leaves of sycamore.
e) Length about 4mm.
f) Many are oval in outline while some are elongated.
g) Nymphs and adults are found together feeding on the underside of leaves.
• Antenna with 5 segments.
• Tibiae with several rows of heavy spines.
• Small shiny black beetle like bugs with
convex scutellum covering most of the
a) Negro bug : flat, dull color, sometimes
bright metallic, triangular scutellum, 56mm
b) Burrower bugs : Reddish black, 6-8mm
•Without strong spines on
•Scutellum very large and
convex, rounded behind and
covering most of abdomen.
•Shield – backed bugs
•Head pointed in front, narrow and
longer than broad
•Head is often distinct with a neck.
•Beak is not reaching middle coxae.
•Beak is short and thick.
•Antennae are thread like at tip.
•Its 2 ocelli when present back of eyes.
• Beak is longer.
• With ocelli
• Front wings without
closed cells but with a large
• Flower bug : Triphleps
• Predaceous on mites and
•Front wings without
embolium but with 4-5
•Ocelli between eyes.
• Active predators.
• Front wing with cuneus and
• Membrane of front wings with 12 closed cells.
• No eyes.
• Plant bug : Lygus oblineatus.
• Front wings with neither a
cuneus or embolium.
• front legs with fine spines
and for catching the prey.
• usually slender insects.
• Damsel bug : Nabis ferus.
•Large spine covered the femur of front
leg greatly thickened for catching and
holding insect prey.
•Beak with 4 legs but only 3 are
•Tarsi with 2
•Flattened and thin
for living under bark.
• Tarsi with 3 segments.
• With ocelli.
• Body and appendages very
• Antennae longer than body.
• Stilt bug : Jalysus spinosus
• Body is not extremely
• Antennae shorter than
• Membrane of front
wings with 12-13 veins.
• Squash bug :Anasa
• Membrane of front
wings with 4-5 veins.
• some species are with
short wings or wingless.
• Mostly plant feeder.
• Chinch bug
•With ocelli, head much
wider than long.
•Live in damp fresh water
•Membrane of front wings
without distinct veins.
•Small insects with shorter
•The hind femora slightly
if at all reaching past the
•Smaller water strides
•Tarsal claws arise at sides near
the base of last leg instead its
•Leg long with hind femora
reaching well past the tip of
•Tarsal claws arise from the end
of tarsus in the normal way.
•Head equal to or longer than
Large eyes and without
2 closed cells at the base
of wing membrane.
Red bug Dysdercus
•Hind tarsi without distinct
•Front legs are not especially
modified for catching prey.
•Front tarsi of scoop shaped
and segmented without claws.
•Hind legs for walking mostly long
and slim insects
•The members of Genus Nepa are
broad and flat, roughly resembling the
giant water bugs but have long
respiratory tube at the end of abdomen.
•Member of Genus Ranata are much
more common, they seems to prefer
shallow stagnant water.
•They are predaceous.