Phylum Nematoda - PowerPoint PPT Presentation

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Phylum Nematoda

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Bilateral symmetry 3 (ectoderm, mesoderm, endoderm) ... – PowerPoint PPT presentation

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Title: Phylum Nematoda


1
Phylum Nematoda
  • ????????? Bilateral symmetry
  • ???????????? 3 ???? (ectoderm, mesoderm,
    endoderm)
  • ???????????????????? Pseudocoelom
  • ????????????????? ???????????????
  • ????????????????? cuticle
  • ?????????????????????????????????? (longitudinal
    muscle)
  • ???????????????????? ????????????????

2
  • ??????????? ?? intracellular tube 2 ???
  • ?????????????????????????????????????
  • ???????????????????? nerve ring ??? nerve cord
  • ???????? (dioecious) ?????????????????????
  • ???????????????? internal fertilization

3
Phylum Nematoda
  • Class Aphasmidea
  • ??????????? (Trichuris sp.)
  • ????????????????? (Capillaria sp.)
  • ???????????? (Trichinella sp.)

4
  • Class Phasmidea
  • ????????????????? (Rhabditis sp.)
  • ?????????????????????????? (Meloidogyne sp.)
  • ?????????? (Hookworm)
  • ????????????? (Ascaris sp.)
  • ????????????? (Enterobius)
  • ?????????????????? (Toxocara sp.)

5
  • Class Phasmidea
  • ???????????? (Loa loa)
  • ?????????????????? (Wuchereria sp.)
  • ?????????????????? (Anisakis sp.)
  • ??????????? (Angiostrongylus sp.)
  • ???????????? (Gnathostoma sp.)

6
Phylum Nematoda
  • Class Aphasmida
  • Order Trichiuroidea
  • Trichinella
  • Trichuris
  • Class Phasmida
  • Order Rhabditoidea
  • Rhabditis

7
  • Order Oxyuroidea
  • Enterobius
  • Order Ascaroidea
  • Ascaris
  • Order Strongyloidea
  • Ancylostoma
  • Necator
  • Order Filarioidea
  • Wuchereria
  • Loa loa

8
Order Trichiuroidea
  • ???? endoparasite
  • ????????????????
  • ????????????????
  • ????????????????? stichosome
  • ????????????????????????????????
  • ????????????????????????????

9
Order Rhabditoidea
  • Cuticle ?????????????????
  • ?? papillae ?????????????
  • ??????????????????????????
  • ????? caudal gland

10
Order Oxyuroidea
  • ?????????????????????
  • ?????????????????
  • ???????? spicule 1 ???? 2 ???

11
Order Ascaroidea
  • ?????????? 3 ???
  • ??????????????????????????
  • ???????????????????
  • ???????? spicule 2 ??? ???????????

12
Order Strongyroidea
  • ????????????????
  • ??????????????????????????
  • ????????? ovejectors
  • ???????? coupulatory bursa

13
Order Filariodea
  • ???? endoparasite ???????????????????? ?
  • ????????????????
  • ???????????????????
  • ????????? vulva ????????????
  • ???????? spicule 2 ??????????????????????
  • ???????(microfilariae) ??????????????

14
  • ???????????????????????????
  • - papilla ???? bristle ??????????????
  • ??????????????????
  • - amphid ??????????????????????????
  • - phasmid ?? 2 ??????????????

15
?????????????

16
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