Английская Википедия:Contradusta walkeri

Материал из Онлайн справочника
Перейти к навигацииПерейти к поиску

Шаблон:Short description Шаблон:Speciesbox

Contradusta walkeri is a species of sea snail, a cowry, a marine gastropod mollusk in the family Cypraeidae, the cowries.[1]

Subspecies

  • Contradusta walkeri continens (Iredale, 1935) [2]
  • Contradusta walkeri surabajensis Schilder, F.A., 1937 [3]
  • Contradusta walkeri walkeri (Sowerby I, 1832) [4]

Description

The shells of these common cowries reach on average Шаблон:Convertof length, with a minimum size of Шаблон:Convert and a maximum size of Шаблон:Convert. The shape is usually oval, the dorsum surface is smooth and shiny, the basic color is pale brown, with a wide dark brown trasversal band and some small irregular brown patches on the top. The margins are white, with several brown dots. The base may be white, purple or cream and the wide and sinuous aperture shows long labial teeth. The interior of the shell may be purple. In the living cowries the mantle is transparent, with short sensorial papillae.

Файл:Cypraeidae - Cypraea walkeri - Philippines-1.JPG
A shell of Contradusta walkeri from Philippines, dorsal view, anterior end towards the right
Файл:Cypraea walkeri - Philippines-3.JPG
A shell of Contradusta walkeri from Philippines, lateral view, anterior end towards the right
Файл:Cypraeidae - Cypraea walkeri - Philippines-4.JPG
A shell of Contradusta walkeri from Philippines, ventral view, anterior end towards the left
Файл:Contradusta walkeri surabajensis 01.JPG
A shell of Contradusta walkeri ssp. surabajensis from Japan

Distribution

This species is distributed in the Red Sea, in the Indian Ocean along the Seychelles, in the West Pacific along South East Asia, the Philippines, Melanesia and Australia.

Habitat

They live in tropical subtidal waters and in continental shelf at about Шаблон:Convert of depth, usually on coral reef or under rocks.

References

Шаблон:Reflist

External links

Шаблон:Commons category-inline

Шаблон:Taxonbar


Шаблон:Cypraeidae-stub