Echinoida Temporal range: Late Cretaceous–Recent
PreЄ
Є
O
S
D
C
P
T
J
K
Pg
N
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Echinus melo | |
Scientific classification | |
Kingdom: | Animalia
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Phylum: | Echinodermata
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Class: | Echinoidea
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Subclass: | Euechinoidea
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Superorder: | Echinacea
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Order: | Echinoida Troschal, 1872
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Families | |
(See Text) |
Echinoida is an order of sea urchins in the class Echinoidea. They are distinguished from other sea urchins by simultaneously possessing both an un-sculpted test and a feeding lantern with large plates fused across the top of each pyramid.
Order Echinoida
Paracentrotus lividus (Echinidae)
Echinometra lucunter (Echinometridae)
Strongylocentrotus franciscanus (Strongylocentrotidae)