|
 Insect Morphology and SystematicsInsect Morphology and Systematics 16248680811470158, Chin sevish Abdurauf Fitrat - 11.03.2016 16-14-20, 5 sinf 1-Mavzu Biologiya hayot haqidagi fan, 1-mavzu. Hasharotlar ekologiyasi fani rivojlanish tarixi
11. BELOSTOMATIDAE(Giant water bugs or electric light bugs)
They are large sized insects.
Eyes are bead like.
Antennae are concealed in ear-like pockets.
Forelegs are raptorial and suited for capturing prey.
Posterior legs are adapted for swimming.
Tibia and tarsus are flattened and fringed with hairs.
Abdomen with two short retractile apical appendages forming a terminal breathing tube.
Dorsum of the abdomen is concave forming an air reservoir under the wings.
They are positively phototropic. They are excellent fliers and swimmers.
In some species eggs are laid on the back of the male.
They suck the blood from toads, frogs, fishes and even human beings.
Insect Morphology and Systematics
www.AgriMoon.Com
125
|
|
|