studysheet1_exam1 - STUDY GUIDE Test One - Part One List at...

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STUDY GUIDE – Test One - Part One List at least ten characteristics that defne a (modern) bird as a bird. Which is the most important? Might be helpFul to distinguish between more anatomical and more physiological characteristics. Are these characteristics oF all orders and Families or have these characteristics been lost or gained in some? Which characteristics, which orders/Families? List characteristics that make Archaeopteryx similar to current birds. List characteristics that makes it not similar current birds Theocodonts vs. Theropods. Explain the issues. What is the issue with dinosaur fngers and how does that relate to birds? What is the signifcance oF the leg muscle/tendon structure in Passeriform legs? Why would one argue that the “original” bird had anisodactyl Feet? What is the signifcance oF bill length in some Apodiformes and Charadriiformes? What can you say about Paleognathae ? What distinguishes them From Ratites? ±rom Neognathae ? What is “taxonomic order”? What are we doing when we put species in that order? Why not a diFFerent order? Why do we have to defne which one we are using For our lists? Which one is the best? What is the role oF physical characteristics bird systematics? Is that still true today? What is parsimony and why does it matter to the study oF birds? Explain what a tree means - what happened at each node? How is time represented (are you sure)? How did DNA hybridization studies change bird systematics?
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This note was uploaded on 02/21/2010 for the course GEO 420k taught by Professor Staff during the Spring '08 term at University of Texas at Austin.

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studysheet1_exam1 - STUDY GUIDE Test One - Part One List at...

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