台灣經濟性貝類檢索表

  為了更能符合使用者的快速查詢與參考需要,特別將選錄台灣常見腹足綱二十種及雙殼綱十八種經濟性貝類,以下面簡明的檢索表,供使用者比對參考。
1a單殼..............................................................................2
1b雙殼............................................................................21
2a殼呈片狀或耳狀...........................................................3
2b殼呈螺旋形..................................................................4
3a殼呈斗笠狀,殼表面無孔洞...............................花笠螺
3b殼呈耳狀,殼表面有多個孔洞...........................九孔螺
4a無水管..........................................................................5
4b有水管........................................................................11
5a殼口內有真珠光澤.......................................................6
5b殼口內無真珠光澤.......................................................7
6a殼呈圓錐形.........................................................黑鐘螺
6b殼不呈圓錐形........................................................珠螺
7a螺塔長度小於殼口長...................................................8
7b螺塔長度大於殼口長...................................................9
8a無臍孔............................................................漁舟蜑螺
8b有臍孔............................................................細紋玉螺
9a殼面光滑.....................................................................10
9b殼面有螺肋............................................................錐螺
10a殼表面有墨綠色殼皮.......................................圓田螺
10b殼表面有棕褐色花紋...............................非洲大蝸牛
11a外唇外緣無棘狀突起...............................................12
11b外唇外緣有棘狀突起...............................長鼻鳳凰螺
12a內唇無軸襞...............................................................13
12b內唇有軸襞...............................................................18
13a水管明顯突出...........................................................14
13b水管不突出...............................................................16
14a貝殼肩部無瘤狀突起...............................................15
14b貝殼肩部有瘤狀突起...................................紅皺岩螺
15a無口蓋......................................................花球枇杷螺
15b有口蓋..............................................................長香螺
16a螺層間無明顯縫合溝...................................燒酒海蜷
16b螺層間有明顯縫合溝...............................................17
17a體螺層大於1/2殼長.........................................花鶉螺
17b體螺層小於或等於殼長...............................象牙鳳螺
18a殼表面有瘤狀突起或顆粒........................................19
18b殼表面無瘤狀突起或顆粒.......................................20
19a無後水管溝.......................................................白法螺
19b有後水管溝......................................................赤蛙螺
20a殼口狹長......................................................橙口榧螺
20b殼口寬廣..........................................................椰子渦螺
21a有鉸齒......................................................................22
21b無鉸齒......................................................................36
22a鉸齒數目小於五.......................................................23
22b鉸齒數目大於五...................................................血蚶
23a有內韌帶...................................................................24
23b無內韌帶..................................................................25
24a殼頂兩側無耳狀突起...........................................公代
24b殼頂兩側有耳狀突起.......................................亞洲日月蛤
25a殼內面無真珠光澤...................................................26
25b殼內面有真珠光澤...................................................35
26a殼內面的腹緣有皺褶...............................................27
26b殼內面的腹緣平滑...................................................28
27a殼長與殼高相等長...........................................環文蛤
27b殼長小於殼高...............................................厚殼縱簾蛤
28a雙殼不能緊密閉合...................................................29
28b雙殼可以緊密閉合...................................................30
29a殼內面呈紫色...................................................西施舌
29b殼內面呈白色.......................................................竹蟶
30a殼表面無成長輪肋...................................................31
30b殼表面有成長輪肋...................................................33
31a殼表面無放射肋.......................................................32
31b殼表面有放射肋.......................................小眼花簾蛤
32a殼頂偏向前方.......................................................文蛤
32b殼頂位於中央.......................................................花蛤
33a無墨綠色殼皮...........................................................34
33b有墨綠色殼皮...................................................台灣蜆
34a殼頂位於前方1/3處.............................................淺蜊
34b殼頂位置接近中央...........................................山瓜子橫簾蛤
35a無明顯套線彎.......................................................石蚌
35b有明顯套線彎...............................................綠殼菜蛤
36a殼表面無放射肋.......................................................37
36b殼表面有放射肋.......................................牛角江珧蛤
37a雙殼大小相等...................................................黑石蜊
37b雙殼大小不相等...............................................長牡蠣

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