雙殼類的形態圖,1,雙殼類方位的確定,2,雙殼類各種鰓型的橫斷面圖,3,奇異指紋蛤Acilamirabilis,4,粗紋吻狀蛤Nuculanayokoyamai,5,醒目云母蛤Yoldianotabilis,6,矩蟶螂Acharaxsp.（solemyidae蟶螂科）,7,舟蚶Arcanavicularis（Arcidae）,8,比那毛蚶Scapharcabinakaganeusis,9,不等殼毛蚶Scapharcainaequivalvis,10,紫貽貝Mytilusgalloprovincialis（Mytlidae）,11,翡翠貽貝Pernaviridis,12,光石蟶Lithophagateres,13,偏頂蛤Modiolusmodiolus,14,櫛江珧Atrinapectinata,15,二色裂江珧Pinnabicolor,16,馬氏珠母貝Pinctadafucatamartensii,17,短翼珍珠貝Pteriabrevialata,18,鉗蛤Isognomonisognomum,19,長肋日月貝Amusiumpleuronectes,20,櫛孔扇貝Chlamysfarreri,21,嵌條扇貝Pectenalbicans,22,堂皇海菊蛤Spondylusimperialis,23,海月蛤Placunaplacenta,24,近江牡蠣Crassostreaariakensis,25,香港巨牡蠣Crassostreahongkongensis,26,葉片猿頭蛤Chamalobata,27,粗衣蛤Beguinasemiorbiculata,28,加州扁鳥蛤Clinocardiumcaliforniense,29,大硨磲Tridacnagigas,30,克氏腔蛤蜊Coelomactracumingii,31,散紋小櫻蛤Tellinellavirgata,32,美女白櫻蛤Macomacandida,33,長紫蛤Sanguinolariaelongata,34,縊蟶sinonovaculaconstricta,35,大竹蟶Solengrandis,36,南沙伴溢蛤Calyptogenananshaensis,37,紅樹蜆Geloniacoaxans,38,日本鏡蛤Dosiniajaponica,39,文蛤Meretrixmeretrix,40,砂海螂Myaarenaria,41,黑龍江籃蛤Potamocorbulaamurensis,42,吉村馬特海筍Aspidopholasyoshimurai,43,船蛆Teredonavalis,44,北部灣短吻蛤Periplomabeibuwanensis,45,德氏旋心蛤Verticordiadeshayesiana,46,榮怪蛤Cetoconchagloriosa,47,波紋杓蛤Cuspidariacaduca,48,新加坡帚形蛤Cardiomyasingaporensis,49,異毛蚶,泥蚶,翡翠貽貝,大珠母貝,50,合浦珠母貝,珠母貝,企鵝珍珠貝,長肋日月貝,51,華貴櫛孔扇貝,紫斑海菊蛤,近江牡蠣,長牡蠣,52,密鱗牡蠣,背角無齒蚌,53,河蜆,黃邊糙鳥蛤,文蛤,鱗車磲,54,斧文