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15 Cards in this Set

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