In: Oryctos, 1999, vol. 2, p. 111
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In: New Mexico Museum of Natural History & Science bulletin, 2006, no. 35, p. 79
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In: Pennsylvanian footprints in the Black Warrior Basin of Alabama, 2000, p. 113
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In: New Mexico Museum of Natural History & Science bulletin, 2006, no. 35, p. 61
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In: New Mexico Museum of Natural History & Science bulletin, 2006, no. 35, p. 79
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