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Clypeaster

Encyclopedia of Life · EOL (see source)

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Clypeaster

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Also known as sea biscuit

Clypeaster, common name "cake urchins" or "sea biscuits", is a genus of echinoderms belonging to the family Clypeasteridae.

Species

タコノマクラ属

GENUS

  1. KingdomAnimalia
  2. PhylumEchinodermata
  3. ClassEchinoidea
  4. OrderClypeasteroida
  5. FamilyClypeasteridae
Habitatmarine

種 見內文 楯海膽(學名:Clypeaster),又名盾海膽,是楯海膽科下的一屬海膽,牠們主要棲息於熱帶地區淺海的沙中。 目录 1 特徵 2 棲息地 3 物種[2] 4 圖片 5 參考文獻 6 外部連結 特徵 楯海膽呈兩側對稱,大而厚的的介殼為圓圓的五邊形,整體看則為低矮的錐體。步帶在上部表面延伸形成突出的花瓣狀,長有許多長孔。小而圓的嘴位於緊密基座的中心,被顎所包圍。肛門也位於後部的下表面。介殼的表面有許多小結節,結節上長著短小的殼針。[1] 棲息地 楯海膽是典型的沙居者,生活在淺水區,部分或全部的身體埋於沙之中,從沉積物中覓取食物。[1] 物種[2] 已滅絕種以劍號(†)標記 Clypeaster aloysioi(英语:Clypeaster aloysioi) (Brito, 1959) Clypeaster amplificatus(英语:Clypeaster amplificatus) Koehler, 1922 Clypeaster annandalei(英语:Clypeaster annandalei) Koehler, 1922 Clypeaster australasiae(英语:Clypeaster australasiae) (Gray, 1851) Clypeaster chesheri(英语:Clypeaster chesheri) Serafy, 1970 Clypeaster cyclopilus(英语:Clypeaster cyclopilus) H.L. Clark, 1941 Clypeaster durandi(英语:Clypeaster durandi) (Cherbonnier, 1959b) Clypeaster elongatus(英语:Clypeaster elongatus) H.L. Clark, 1948 Clypeaster euclastus(英语:Clypeaster euclastus) H.L. Clark, 1941 Clypeaster europacificus H.L. Clark, 1914 Clypeaster eurychorius H.L. Clark, 1924 Clypeaster euryptealus H.L. Clark, 1925 Clypeaster fervens Koehler, 1922 Clypeaster humilis (Leske, 1778) Clypeaster isolatus Serafy, 1971 Clypeaster japonicus Döderlein, 1885 Clypeaster kieri Pawson & Phelan, 1979 Clypeaster lamprus H.L. Clark, 1914 Clypeas

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Wikidata facts

Image
Clypeasteridae - Clypeaster sp..JPG
Show 3 more facts
Commons category
Clypeaster
taxon name
Clypeaster
start time
37000000-0
Sources (1)

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Article

4 sections
Contents
  • Etymology
  • List of species
  • Gallery
  • References

Clypeaster, common name "cake urchins" or "sea biscuits", is a genus of echinoderms belonging to the family Clypeasteridae.

==Etymology== The genus name Clypeaster is derived from the Latin “clypeus” (meaning round shield) and “aster” (meaning star), with reference to the shape of these organisms.

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