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Phylum Mollusca

Phylum Mollusca. อ.แน็ต. Pilsbryoconcha exilis compressa หอยกาบน้ำจืด ( Class Bivalvia ). Umbo. ฝาด้านซ้าย. Hinge ligament. ฝาด้านขวา. Umbo. ฝาด้านขวา. Hinge ligament. ฝาด้านซ้าย. Line of growth. Prismatic. Periostracum. Nacreous. Muscle scar. Pallial line.

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Phylum Mollusca

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  1. Phylum Mollusca อ.แน็ต

  2. Pilsbryoconchaexiliscompressa หอยกาบน้ำจืด (Class Bivalvia)

  3. Umbo ฝาด้านซ้าย Hinge ligament ฝาด้านขวา

  4. Umbo ฝาด้านขวา Hinge ligament ฝาด้านซ้าย Line of growth

  5. Prismatic Periostracum

  6. Nacreous Muscle scar Pallial line

  7. Posterior retractor muscle Anterior protractor muscle Anterior retractor muscle Posterior adductor muscle Anterior adductor muscle Mantle Anterior end Posterior end

  8. Mantle Labial palp Gills Foot

  9. Labial palp Gills Foot Visceral mass

  10. Labial palp Mouth Gills Foot

  11. Pericardium Kidney

  12. ventricle Kidney

  13. Glochidia

  14. Loligo sp. หมึกกล้วย (Class Cephalopoda) tentacle Dorsal fin mantle siphon arm

  15. gill oviducal gland siphon ink sac stomach ovary nidamental gland arm Accessory nidamental gland gastric cecum Female

  16. gill ink sac spermatophoric gland cecum testis systemic heart Male

  17. Pen

  18. Cuttlebone

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