Importance
Adults are aerial predators. They are able to catchhold and devour the prey in flight.
Naiads are aquatic predators. Dragonflies and damselflies can be collected with an aerial net near
streams and ponds especially on a sunny day. Naiads can be collected from shallow fresh water
ponds and rice fields.
Classification
There are two sub-orders. Dragonflies are classified under
Anisoptera
and damselflies
are grouped under
Zygoptera.
ANISOPTERA (Dragonflies)
ZYGOPTERA (Damselflies)
ADULTS
1.
Strong fliers
Weak Fliers
2.
Wings are unequal, Hindwings are
basally broader than forewings
Equal
3.
Wings are broadly attached to the
abdomen
Wings
are
petiolated
and
narrowly
attached
4.
Dostları ilə paylaş: