insect order

1. SUBDIVISION PARANEOPTERA
By wajahat ali

2. FOUR ORDERS
 Psocoptera
 Phthiraptera
 Thysanoptera
 Hemiptera

3. ORDER
PSOCOPTERA(PSOCOPSIDS,BARKLICE,BOOKLICE)
 Worldwide order
 Criptic( serving to camoflage)small insect
 Large head
 Bulbous(round or bulging)postclypeus
 Membranous wings held roof like over the abdomen
 30 families

4. ORDER PHTHIRAPTERA(PARASITE LICE)
 Wingless
 Obligate ectoparasite
 >Sub orders
 >blood feedindg(piercing)
 Anoplura
 >Bitting and chewing lice
 Amblycera
 Ischnocera
 Rhyncophthirina

5. ORDER THYSANOPTERA(THRIPS)
 Intermediate between hemi-holometabolous
 Head is elongate
 Mouth parts are unique
 >maxillary laciniae form grooved stylets
 Right mandible is atrophied left form stylet
 All three stylet form feeding apparatus
 Tarsi are one or two segmented
 Pretarsus has an vesicle
 Rep is haplodiploid

6. ORDER HEMIPTERA
 Examples…Bugs,cicadas,leafhooper,planthoppers,
spittle bugs,aphids,jumping pant lice,scale
insects,whiteflies moss bugs
 Larger order
 Rostrum or proboscis is present
 Stylet bundle contain two canals
 One delivering saliva
 Other uptaking fluid
 Lacks maxillary and labial palps

7. >
 Prothorax and mesothorax usually large
 Venation can be reduced
 Some appterous
 Legs have pretarsal adhesive structures
 No cerci