Detail
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Class
Gastropoda 
 
Class_C
腹足綱 
Order
Archaeogastropoda 
Order_C
原始腹足目 
Family
Neritidae 
Family_C
蜑螺科 
Genus_C
蜑螺屬 
Scientific Name
Nerita helicinoides tristis
Nomenclator
Pilsbry, 1901 
Chinese Name
多紋扭腰蜑螺 
Common_C
 
Synonym
 
Common_E
 
World Distribution

 
Taiwan Distribution
蘭嶼饅頭岩 
Habitat
岩礁上、潮間帶 。 
Character
螺塔明顯,殼頂為橘黃色,殼表具許多明顯的細螺肋且具有許多褐色及黃色的條紋,花紋類似虛線蜑螺的花紋。殼口無外唇齒,內唇滑層平滑,內唇殼緣有小型的內唇齒。螺肋之間還有十分細微的螺肋,滑層較大,滑層顏色有些偏黃綠色。口蓋顏色為黃褐色,表面具有滑層顆粒,無小口蓋柄,內緣帶無浮彫,外緣帶無浮彫但有顆粒,口蓋柄為長方形。
 
Reference
100356120090304002_13 


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