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and while the largest claw specimens are incomplete
The curve of the shell is easy to see
The gill plate cover is slightly larger in P
Index of Fossils
ocation: Mesa County
Salteraste Starfish Carnataurus and while the largest clawStarfish belong to a phylum of invertebrates known as Echinodermata. Echinoderms (Latin for "spiny skin") are named for their porous armor of calcite plates. Primitive Echinoderms first appeared in the fossil record 570 million years ago in the Lower Cambrian Period. Other Echinoderms include sea urchins, sand dollars, sea cucumbers, and sea lilies. The earliest known starfish appeared in the Lower Ordovician Period. Starfish have remained relatively
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