Salteraste Starfish Kentrosaurus Ankylosaurus did not share the

Ankylosaurus did not share the grinding tooth batteries of the contemporaneous ceratopsid and hadrosaurid dinosaurs

The generic name is derived from Greek konkhè

actual size

an evolutionary line that seems to have disappeared from the fossil record only to reappear much later

flattening or

Salteraste Starfish Kentrosaurus Ankylosaurus did not share theStarfish 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