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15 Cards in this Set
- Front
- Back
The rear legs of dinosaurs:
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HAVE OFFSET HEAD OF THE FEMUR
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A clade is considered to be a biological group consisting of:
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AN ANCESTOR AND ITS DECENDANTS
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Darwin argued that most organic evolution was due to:
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GRADUALISM
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You can tell when you have discovered a dinosaur pelvis because it will have:
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AN OPEN ACETABULUM
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What dinosaur is not an early dinosaur:
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DIMETREDON
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A character that is added later in the evolution of a group and can be used to separate members of that group from earlier ancestors is called a:
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SECONDARY CHARACTER
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Which of the following taphonomic processes does not diminish the chance of a land vertebrate becoming an excellent fossil:
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RAPID BURIAL
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Two organisms are placed together in the same clade because they share a type of character described as:
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PRIMARY
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Delicate fossils such as skulls and eggs are often distorted after burial by the process of:
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COMPRESSION AND COMPACTION
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No vertebrates in the clade recognized as the amniota:
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LAY SHELL-LESS EGGS
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Dinosaurs share a primary character of a skull with two post-orbital fenestra with this group:
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CROCODILES
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The relative stride length of a bipedal dinosaur is:
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STRIDE LENGTH/ LEG LENGTH
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These two scientists are famous for the discovery of the first dinosaur known to science:
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MANTELL AND BUCKLAND
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ONe of the most important factors in preserving vertebrate animals as fossils is:
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RAPID BURIAL
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An Archosaur skull can be quickly recognizedbecause it will have:
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an antorbital opening
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