ANTARCTICA AS A CENTER OF ORIGIN OF BIRDS

• Main Authors: Glenny Fred H, Fred H. Glenny
• Other Authors: The Pennsylvania State University CiteSeerX Archives
• Format: Text
• Language: English
• Subjects: Antarctic; The Antarctic; Wetmore; Antarc*; Antarctica
• Online Access: http://citeseerx.ist.psu.edu/viewdoc/summary?doi=10.1.1.508.509

With the rapid evolution of reptilian forms during Triassic and Jurassic times, many reptilo-avian forms may have evolved. Two examples of such evolution have been preserved in the Jurassic sediments of Germany (Archaeopteryx and Archaeornis). An anatomical feature, characteristic of birds, and not...