Wednesday, October 24, 2012

shallow marie ecosystem - carboniferous


shallow marine ecosystem during the early Carboniferous Period (359-318 million years ago)
“… Crinoids include the camerates Dizygocrinus (under attack, bottom center, left) and the spiny Dorycrinus (bottom center, right), and the cladids Decadocrinus (bottom left) and Abrotocrinus (bottom right). Fishes include the cochliodont Deltoptychius (bottom center), the petalodontJanassa (left of center, ventral view), the chondrenchelyiformChondrenchelys (far left), and the actinopterygian Amphicentrum (upper right).” 
Illustration by Robert Nichols

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