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
Anterior end Posterior end Posterior retractor muscle Anterior protractor muscle Anterior retractor muscle Posterior adductor muscle Anterior adductor muscle Anterior end Mantle Posterior end
Mantle Labial palp Gills Foot
Labial palp Gills Foot Visceral mass
Labial palp Mouth Gills Foot
Pericardium Kidney
ventricle Kidney
Glochidia
Loligo sp. หมึกกล้วย (Class Cephalopoda) tentacle Dorsal fin mantle siphon arm
Accessory nidamental gland gill oviducal gland siphon ink sac stomach ovary nidamental gland arm Accessory nidamental gland gastric cecum Female
gill ink sac spermatophoric gland cecum testis systemic heart Male
Pen
Cuttlebone