shellfish : Tonna > Tonna allium (Dillwyn, 1817)
Contents
No. 1
  Name: Wide groove quail Lo
  Scientific name: tonna allium
  Shellfish, Gastropoda, snail superfamily partridge, quail Lo Division
  Medium-sized, spiral tower prominent, oval body layer. Although the deep suture, but not grooved screw was twisted, covered with a thin slip layer; umbilicus narrow and deep, outer lip edge out after the bend, wide intervals of strong spiral ribs appear more dense at the bottom. Light brown shell table, and stained with purple, dark brown ribs; shell shell form in the mouth revealing a variety of colors. Screw top is purple, outer lip white.
  Origin: Taiwan Strait, southwest area
  Habitat: mud bottom
  Size: 8 cm
  Depth: in
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Name class
  【Name】 wide ditch quail species of snails
  Tonna allium】 【Latin name
  】 【Denominator Dillwyn, 1817
  【English name】 Costate Tun
  Section is classified】 【shellfish, molluscs door, Gastropoda, Amphipoda different, quail Lo Division
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Shape features
  Snail shells and thin wide ditch quail, spherical, conical spiral tower low. Tire shell brown, with the obvious epigenetic differences between shell. Shell form a spiral rib. Aperture wide ditch water significantly. No flap, with a clear water ditch. Medium-sized, spiral tower prominent, oval body layer. Although the deep suture, but not grooved screw was twisted, covered with a thin slip layer; umbilicus narrow and deep, outer lip edge out after the bend, wide intervals of strong spiral ribs appear more dense at the bottom. Light brown shell table, and stained with purple, dark brown ribs; shell shell form in the mouth revealing a variety of colors. Screw top is purple, outer lip white. Size: 8 cm.
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Distribution
  India, the world distribution of the Western Pacific
  Distribution in Taiwan the Taiwan Strait, the waters southwest of Kaohsiung County, Pingtung County in Hong Kong
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Habits of environmental
  Shallow sand bottom habitat environment, mud bottom.
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English Expression
  1. lat.:  Tonna allium (Dillwyn, 1817)