Detail
Class |
Gastropoda | ||
Class_C |
腹足綱 | ||
Order |
Mesogastropoda | ||
Order_C |
中腹足目 | ||
Family |
Rissoidae | ||
Family_C |
麂眼螺科 | ||
Genus_C |
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Scientific Name |
Rissoa gradata | ||
Nomenclator |
(d' Orbigny in Tryon, 1887) | ||
Chinese Name |
Common_C |
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Synonym |
Common_E |
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World Distribution |
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Taiwan Distribution |
綠島 |
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Habitat |
Jamaica, Caribbean Sea is the fatherland but it is found on the beach of Lutao, Taiwan |
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Character |
Shell, small, yellowish, oval, subturreted with apex, flatly domed. Mature whorls, 3-4, flat with a large body whorl and suture, impressed. Ribs, strong, oblique from top left to right with numerous spiral straie between ribs; 10 ribs on the penultimate whorl. Aperture, small, ovate; anterior canal, broad, shallow; outer lip with an axial rib just behind it.
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Reference |
200163 | ||
Remark |
2004新紀錄種 迷你貝 Mini shell |