Class Insecta Subclass Pterygota Division Exopterygota Order Orthoptera

ﺍﻟﻨﻄﺎﻁ ﺫﻭ ﺍﻟﻘﺮﻭﻥ ﺍﻟﻄﻮﻳﻠﺔ Class : Insecta Subclass : Pterygota Division : Exopterygota Order : Orthoptera Suborder : Insifera Family : Tettigonidae e. g. : Phaneroptera roseata �

Comment : Size: medium insects Colour: usually greenish and sometimes brownish Feeding: feed on plants Habitat: in weeds, bushes and trees Body regions: Head: - pair of long filiform antennae - pair of compound eyes - bitting or chewing mouth parts Thorax: - prothorax is larger than mesothorax and metathorax

Thorax: - forewing is tegminal and hindwing is membraneous - auditory organ on the tarsis of forelegs - sound organ on the fore wings of male Abdomen: female have along ovipositor Metamorphosis: gradual feed on plants causing serios damage

Phaneroptera roseata

ﺍﻟﺤﻔﺎﺭ ﺍﻻﻓﺮﻳﻘﻰ Class : Insecta Subclass : Pterygota Division : Exopterygota Order : Orthoptera Suborder : Insifera Family : Gryllotalpidae e. g. : Gryllotalpa africana Comment : Size: medium Colour: brown Feeding: dead or decaying organic matter �

Body regions: Head: - long filiform antennae - pair of compound eyes - chewing mouth parts : - fore legs modified for digging - prothorax is lager than meso/metathorax - fore wings are shorter than hind wings - tarsis consists of 5 segments - hind legs modified for jumping Abdomen: - pair of cerci (8 -9 segments) - ovipositor is reduced Metamorphosis: gradual onomic importance: cause damage to plants as it cut roots by digging

Gryllotalpa africana

Class : Insecta Subclass : Pterygota Division : Exopterygota Order : Orthoptera Suborder : Insifera Family : Gryllidae e. g. : Gryllus bimaculatus Comment: Size: medium to large Colour: black Feeding: dead insects ﺻﺮﺻﻮﺭ ﺍﻟﻐﻴﻂ ﺍﻻﺳﻮﺩ �

Habitat: in plants or in field Body regions: Head: - long filiform antenna - small eyes - chewing mouth parts Thorax: - prothorax is larger than meso/meta. - hind wing is larger than fore wing - tarsis consists of 3 segments - sound organ on fore wing - auditory organ on tarsis of hind wing Abdomen: - long clyndrical ovipositor - long unsegmented cerci Metamorphosis: gradual

Gryllus bimaculatus

Class : Insecta Subclass : Pterygota Division : Exopterygota Order : Orthoptera Suborder : Insifera Family : Gryllidae e. g. : Gryllus domesticus Comment: Size: medium to large Colour: pale brown Feeding: dead insects ﺍﻟﺼﺮﺻﻮﺭ ﺍﻟﻤﻨﺰﻟﻰ ﺍﻻﻟﻴﻒ �

Habitat: in damp warm places Body regions: Head: - long filiform antenna - small eyes - chewing mouth parts Thorax: - prothorax is larger than meso/meta. - hind wing is larger than fore wing - tarsis consists of 3 segments - sound organ on fore wing - auditory organ on tarsis of hind wing Abdomen: - long tubular ovipositor - long unsegmented cerci Metamorphosis: gradual

Gryllus domesticus

ﺍﺑﺮﺓ ﺍﻟﻌﺠﻮﺯ Class : Insecta Subclass : Pterygota Division : Exopterygota Order : Dermaptera Family : Labiduridae e. g. : Labidura riparia Comment: Size: medium Colour: yellow or dark brown Feeding: omnivorous (plant +animal) materials �

Body regions: Head: - long filiform antenna - large compound eyes - chewing mouth parts Thorax: - prothorax is larger than mesothorax and metathorax - fore wing is short and tegminal -hind wing is long and membraneous (fan-shaped) - walking lega with 3 segmented tarsis Abdomen: - cerci is modified into 2 forceps - ovipositor is reduced Metamorphosis: gradual Economic importance: destory frowers (feed on petak flowers)

Labidura riparia