Bothriocidaris Temporal range: Ordovician
PreЄ
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O
S
D
C
P
T
J
K
Pg
N
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Scientific classification | |
Kingdom: | Animalia
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Phylum: | Echinodermata
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Class: | Echinoidea
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Order: | Bothriocidaroida
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Family: | Bothriocidaridae
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Genus: | Bothriocidaris Eichwald, 1860
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Bothriocidaris (meaning best furrow or best trench) is an extinct genus of echinoid from the Ordovician. It grew to 6 inches (150 mm) in size and fed on plankton.