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Creatures
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Echinoderms
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Sea Urchins
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Eukaryotes
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Deuterostomes
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Echinoderms
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Echinozoa
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Euechinoidea
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Hemiasteridae H. L. Clark 1917
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Image of
Hemiaster alamedensis
cc-by-3.0
2018 University of California Museum of Paleontology
CalPhotos
Image of
Hemiaster alamedensis
cc-by-3.0
2018 University of California Museum of Paleontology
CalPhotos
Hemiaster globulus USNM E0000723 - Dorsal
cc-0-1.0
NMNH Collection
Dorsal
Hemiaster globulus USNM E0000723 - Ventral
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NMNH Collection
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Hemiaster globulus USNM E0000723 - Lateral
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NMNH Collection
Lateral
Palhemiastercomanchei
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Wikimedia Commons
Description: English: Palhemiaster comanchei fossil on display at the San Diego County Fair, California, USA. Date: 16 June 2010. Source: Own work. Author:
Stickpen
. Permission(
Reusing this file
): public domain.