[Date Prev][Date Next][Thread Prev][Thread Next][Date Index][Thread Index][Subject Index][Author Index]

Re: Sinornis and Cathayornis

Daniel Bensen wrote-

> not to mention C. caudatus.
> Are there now three species of Sinornis?

The poor description and illustration of "Cathayornis" caudatus makes it
difficult to evaluate.  The presence of Sereno et al.'s (2002) Sinornis
apomorphies in the specimen is uncertain, due to poor ischial preservation
and a lack of pygostyle fusion.  The latter may be a juvenile
characteristic, though it is unexpectedly paired with an adult-style

Mickey Mortimer
Undergraduate, Earth and Space Sciences
University of Washington
The Theropod Database - http://students.washington.edu/eoraptor/Home.html