* Feduccia, A., "Evidence from Claw Geometry Indicating Arboreal Habits of Archaeopteryx," ''Science'', 259(5096):790-793, February 5, 1993 ([http://links.jstor.org/sici?sici=0036-8075%2819930205%293%3A259%3A5096%3C790%3AEFCGIA%3E2.0.CO%3B2-1 abstract]) | * Feduccia, A., "Evidence from Claw Geometry Indicating Arboreal Habits of Archaeopteryx," ''Science'', 259(5096):790-793, February 5, 1993 ([http://links.jstor.org/sici?sici=0036-8075%2819930205%293%3A259%3A5096%3C790%3AEFCGIA%3E2.0.CO%3B2-1 abstract]) |